@font-face {
  font-family: 'Quran';
  src: url('../fonts/UthmanicHafs1 Ver09.otf');
}
/*@font-face {
  font-family: 'Quran';
  src: url('../fonts/Al-QuranAlKareem.ttf');
}*/

@font-face {
  font-family: 'Khalid Art bold';
  src: url('../fonts/Khalid Art bold.ttf');
}
 @font-face {
  font-family: 'Adobe Arabic';
  src: url('../fonts/AdobeArabic-Regular.otf');
}
  /*@font-face {
  font-family: 'Sakkal Majalla';
  src: url('../fonts/Sakkal Majalla.ttf');
}*/


@font-face {
    font-family: QuranAye;
      src: url('../fonts/Al-QuranAlKareem.ttf');
   
}
html, body {
    height: 100%;
}

.page {
    min-height: 100%;
    position: relative;
}

::selection {
    color: #fff;
    background: #f7a600;
}

::-moz-selection {
    color: #fff;
    background: #f7a600;
}

::-ms-selection {
    color: #fff;
    background: #f7a600;
}

body {
    font-size: 15px;
    font-family: 'DroidArabicNaskh', sans-serif;
    line-height: 1.5;
    color: #000;
    font-weight: normal;
    top: 0;
    position: relative;
    -webkit-font-weight: normal;
    text-rendering: optimizeLegibility !important;
    -webkit-font-smoothing: antialiased !important;
    -webkit-overflow-scrolling: touch;
    transition: all .5s;
    -webkit-transition: all .5s;
    -moz-transition: all .5s;
    -ms-transition: all .5s;
    -o-transition: all .5s;
}

h1, h2, h3, h4, h5, h6 {
    color: #333;
    line-height: 1.5;
    -webkit-font-weight: normal !important;
    font-family: 'DroidArabicNaskh', sans-serif;
}

h1 {
    font-size: 30px;
}

h2 {
    font-size: 24px;
    margin-top: 30px;
}

h3 {
    font-size: 18px;
    margin-top: 30px;
}

h4 {
    font-size: 15px;
    margin-top: 30px;
}

h2 + h3 {
    margin-top: 0;
}

a {
    /*color: #f7a600;*/
    transition: all 0.5s ease;
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -ms-transition: all 0.5s ease;
    outline: 0;
}

    a[disabled='disabled'] {
        pointer-events: none;
        opacity: 0.6;
        cursor: default;
    }

    a:hover, a:focus {
        /*color: #BE7B13;*/
    }

    a:focus {
        outline: 0;
    }

    a[href]::after {
        content: none;
    }

img {
    max-width: 100%;
}

button {
    outline: 0;
}

label {
    font-weight: normal;
}

ol, ul {
    list-style-position: inside;
}

.container {
    padding: 0 30px;
}

.block {
    padding: 60px 0;
}

svg:not(:root) {
    overflow: visible;
}

.pagination-container .pagination {
    margin-top: 30px;
}

.text-right {
    text-align: left;
}

.pull-right {
    float: left !important;
}

.pull-left {
    float: right !important;
}

i.fa-angle-double-left {
    transform: scale(-1);
    -webkit-transform: scale(-1);
    -moz-transform: scale(-1);
    -ms-transform: scale(-1);
}

.buttons.text-right {
    text-align: left;
}

.cookies_alert {
    background-color: #485052;
    color: #fff;
    width: 100%;
    overflow: hidden;
    position: absolute;
    transform: translateY(-100%);
    -webkit-transform: translateY(-100%);
    -moz-transform: translateY(-100%);
    transition: all 0.5s ease;
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -ms-transition: all 0.5s ease;
}

    .cookies_alert .container {
        padding-top: 15px;
        padding-bottom: 15px;
        text-align: right;
        position: relative;
        padding-left: 60px;
    }

    .cookies_alert button.close_buttton {
        background: none;
        width: 15px;
        border: 0;
        padding: 0;
        color: #eee;
        font-size: 30px;
        position: absolute;
        left: 30px;
        top: 50%;
        transform: translateY(-50%);
        -webkit-transform: translateY(-50%);
        -moz-transform: translateY(-50%);
        -ms-transform: translateY(-50%);
        line-height: 0;
    }

.checkbox input {
    width: 13px;
    height: 13px;
    border-radius: 3px;
}

.no_margin {
    margin: 0 !important;
}

.m_t_0 {
    margin-top: 0 !important;
}

.no_padding {
    padding: 0 !important;
}

a.success {
    color: #2ecc71;
}

.account_type {
    display: none;
}

    .account_type .box {
        border: 1px solid #ddd;
        overflow: auto;
        border-radius: 4px;
        padding: 30px;
    }

        .account_type .box .radio {
            float: right;
            width: 33.33%;
            margin: 10px 0 15px;
            border-bottom: 1px solid #ddd;
            padding-bottom: 15px;
        }

            .account_type .box .radio:nth-child(3) {
                text-align: center;
            }

            .account_type .box .radio:nth-child(4) {
                text-align: left;
            }

        .account_type .box a.skip {
            float: left;
            margin-left: 10px;
            margin-top: 7px;
        }

    .account_type p {
        float: right;
        text-align: center;
        width: 100%;
        margin-top: 10px;
    }

    .account_type .box p {
        text-align: right;
    }

.m_t_60 {
    margin-top: 60px;
}

.m_t_15 {
    margin-top: 15px !important;
}

.m_t_30 {
    margin-top: 30px !important;
}

.m_b_15 {
    margin-bottom: 15px !important;
}

section {
    margin-bottom: 30px;
}

.example_box {
    border: 1px solid #ddd;
    padding: 15px;
    border-radius: 4px;
}

.under_construction {
    padding: 30px;
}

    .under_construction img {
        max-width: 800px;
        display: block;
        margin: 0 auto;
    }

    .under_construction figcaption h1 {
        font-size: 40px;
        font-weight: bold;
        text-align: center;
        margin-top: 40px;
        margin-bottom: 0;
    }

    .under_construction figcaption p {
        font-size: 18px;
        opacity: .5;
        text-align: center;
    }

html body .page .sort {
    font-family: "NotoSans", sans-serif;
    font-size: 16px;
    color: rgba(0, 0, 0, .1);
    width: 25px;
    height: 25px;
    border-radius: 4px;
    font-size: 40px;
    font-weight: bold;
    margin-right: 5px;
    text-align: center;
    transition: all 0.5s ease;
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -ms-transition: all 0.5s ease;
    line-height: 40px;
    vertical-align: middle;
    display: inline-block;
    overflow: hidden;
}

.primary .sort {
    background-color: #2ecc71;
}

.preparatory .sort {
    background-color: #3498db;
}

.secondary .sort {
    background-color: #ffc63a;
}

.section:first-of-type .section_title h2 {
    margin-top: 0;
}

.section .section_title a {
    float: left;
    line-height: 36px;
}

.worksheet_info, .worksheet_info a {
    font-size: 14px;
}

.sticky {
    position: relative;
}

body.intro {
    background-image: url(../images/squares.png);
    background-size: contain;
}

.language_selection {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
}

    .language_selection figure {
        width: 151px;
        height: 151px;
        margin: 0 auto 30px;
    }

        .language_selection figure img {
            width: 151px;
            height: 151px;
        }

    .language_selection a {
        font-family: 'NotoSans', sans-serif;
        color: #e72c25;
        border: 2px solid #e72c25;
        border-radius: 100px;
        padding: 10px;
        width: 125px;
        text-align: center;
        float: right;
        margin-left: 20px;
    }

        .language_selection a:hover, .language_selection a:focus {
            color: #fff;
            background-color: #e72c25;
            text-decoration: none;
        }

    .language_selection .ar {
        font-family: 'DroidArabicNaskh', sans-serif;
    }

    .language_selection a:last-child {
        margin-left: 0;
    }

.scrollup {
    display: none;
    position: fixed;
    bottom: 15px;
    background-color: rgba(254, 189, 17, .7);
    color: #fff;
    text-decoration: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    text-align: center;
    padding-top: 12px;
    z-index: 999;
    left: 15px;
}

    .scrollup:hover, .scrollup:focus {
        text-decoration: none;
        color: #fff;
        background-color: #f7a600;
    }

    .scrollup b {
        font-size: 16px;
        margin-top: -6px;
        display: block;
    }

    .scrollup i {
        display: block;
    }

.grades > .list > li > ul {
    margin-bottom: 20px;
}

.list {
    margin: 0;
    list-style: none;
}

    .list li {
        display: block;
        overflow: auto;
        overflow-y: hidden;
        margin-top: 5px;
    }

        .list li:before {
            content: "\f0d9";
            font-family: "FontAwesome";
            margin-left: 10px;
            font-size: 20px;
            color: #f7a600;
            float: right;
            margin-top: -6px;
        }

            .list li:before + a {
                color: red;
            }

    .list > li h3 {
        display: inline-block;
        margin: 0;
    }

.activity_list {
    list-style: none;
    padding: 0;
    margin: 0 -15px;
}

    .activity_list li {
        float: right;
        width: 25%;
        padding: 0 15px;
        text-align: center;
    }

        .activity_list li a {
            display: inline-flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }

            .activity_list li a .icon {
                width: 80px;
                height: 80px;
                border: 1px solid #ddd;
                border-radius: 50%;
                display: flex;
                justify-content: center;
                align-items: center;
                font-size: 30px;
                margin-bottom: 15px;
                color: #f7a600;
                transition: all .3s;
                -webkit-transition: all .3s;
                -moz-transition: all .3s;
                -ms-transition: all .3s;
            }

        .activity_list li a {
            text-decoration: none;
            color: #000;
        }

            .activity_list li a:hover .icon {
                border-color: #f7a600;
            }

        .activity_list li .icon.report {
            padding-left: 5px;
        }

        .activity_list li .icon.parent {
            padding-left: 5px;
            direction: ltr;
        }

            .activity_list li .icon.parent i:first-child {
                text-shadow: 1px 0px 0px #fff;
                position: relative;
                z-index: 1;
            }

            .activity_list li .icon.parent i:last-child {
                margin-left: -10px;
                transform: scale(.8);
                -webkit-transform: scale(.8);
                -moz-transform: scale(.8);
                -ms-transform: scale(.8);
            }

        .activity_list li .icon .fa-child {
            font-size: 40px;
        }

.topbar {
    border-bottom: 1px solid #eeeeee;
    min-height: 40px;
    background-color: #fff;
}

    .topbar .account {
        float: left;
    }

        .topbar .account ul {
            padding: 0;
            margin: 0;
            list-style: none;
        }

        .topbar .account .dropmenu:after {
            right: 55px;
        }

        .topbar .account li {
            float: right;
        }

            .topbar .account li a {
                float: right;
                color: #333;
                height: 45px;
                border-left: 1px solid #eee;
                padding: 13px 20px 14px;
                height: 45px;
            }

                .topbar .account li a i {
                    margin-left: 5px;
                    transform: scale(-1, 1);
                    -webkit-transform: scale(-1, 1);
                    -moz-transform: scale(-1, 1);
                    -ms-transform: scale(-1, 1);
                }

            .topbar .account li:first-child a {
                border-right: 1px solid #eee;
            }

.account .welcome {
    padding: 13px 20px 10px 20px;
    display: inline-block;
    border-right: 1px solid #eee;
    border-left: 1px solid #eee;
    max-width: 190px;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    float: right;
    height: 45px;
}

.pts .account .welcome {
    border-left: 1px solid #ddd;
}

.topbar .settings {
    float: right;
    border-right: 1px solid #eee;
}

.dropdown_custom {
    position: relative;
}

.dropmenu {
    display: none;
    width: 100%;
    position: absolute;
    right: 0;
    background-color: #fff;
    box-shadow: 0px 0px 4px #a8a8a8;
    -webkit-box-shadow: 0px 0px 4px #a8a8a8;
    -moz-box-shadow: 0px 0px 4px #a8a8a8;
    -ms-box-shadow: 0px 0px 4px #a8a8a8;
    border-top: 3px solid #fcb415;
    border-radius: 4px;
    top: 40px;
    z-index: 999999;
    padding: 5px 0 !important;
    transition: all 0.5s ease;
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -ms-transition: all 0.5s ease;
}

    .dropmenu:after {
        content: "\f0d8";
        font-family: "FontAwesome";
        color: #fcb415;
        font-size: 38px;
        right: 45px;
        top: -37px;
        position: absolute;
        z-index: -1;
    }

    .dropmenu li {
        width: 100%;
    }

        .dropmenu li a {
            border: 0 !important;
            width: 100%;
        }

            .dropmenu li a:hover {
                background-color: #eee;
                text-decoration: none;
            }

.dropdown_custom:hover .dropmenu, .dropdown_custom.opened .dropmenu {
    display: block;
}

.topbar_search {
    float: left;
    position: relative;
    padding: 0 25px 0 25px;
    border-right: 1px solid #eee;
    direction: ltr;
}

    .topbar_search button {
        float: right;
        background: none;
        border: 0;
        padding: 0;
        position: absolute;
        top: 10px;
        left: 18px;
    }

    .topbar_search input {
        border: 0;
        border-bottom: 1px solid #ccc;
        width: 0;
        padding: 0;
        transition: all 0.5s ease;
        -webkit-transition: all 0.5s ease;
        -moz-transition: all 0.5s ease;
        -ms-transition: all 0.5s ease;
        border-radius: 0;
    }

    .topbar_search .visible_search {
        width: 200px;
        border-bottom: 1px solid #ccc;
        padding-left: 15px;
    }

.topbar_search_dropdown {
    display: none;
}

    .topbar_search_dropdown input {
        border: 0;
    }

    .topbar_search_dropdown button {
        position: absolute;
        top: 9px;
        background: none;
        border: 0;
        left: 25px;
    }

a.pts {
    float: left;
    border-radius: 0;
    height: 45px;
    line-height: 39px;
}

    a.pts i {
        margin-right: 5px;
        transform: scale(-1);
        -webkit-transform: scale(-1);
        -moz-transform: scale(-1);
        -ms-transform: scale(-1);
    }

.navbar {
    margin-bottom: 0;
    border-bottom: 1px solid #eee;
    background-color: #fff;
    z-index: 99999;
}

.navbar-brand, .navbar-brand:hover, .navbar-brand:focus {
    height: auto;
    position: relative;
    z-index: 99;
}

    .navbar-brand img {
        height: 56px;
        width: 280px;
    }

header .navbar-nav {
    margin: 0;
    float: none;
}

    header .navbar-nav > li {
        float: none;
        text-align: left;
    }

        header .navbar-nav > li > a {
            color: #333;
            font-weight: bold;
            text-align: right;
            display: inline-block;
            padding: 31px 0;
        }

            header .navbar-nav > li > a i {
                color: #FFC63C;
                font-size: 21px;
                vertical-align: middle;
                width: 30px;
                text-align: left;
            }

            header .navbar-nav > li > a:hover, header .navbar-nav > li > a:focus, header .nav .open > a, header .nav .open > a:focus, header .nav .open > a:hover {
                background-color: transparent;
            }

        header .navbar-nav > li.open a.dropdown-toggle {
            padding-bottom: 0;
        }

#btnSign_in {
    float: left;
}

#slider .item img {
    display: block;
    width: 100%;
    height: auto;
}

#slider {
    height: 450px;
    background-color: #000;
    overflow: hidden;
    direction: ltr;
}

    #slider:hover .owl-prev {
        margin-left: 30px;
    }

    #slider:hover .owl-next {
        margin-right: 30px;
    }

.owl-dots {
    position: absolute;
    text-align: center;
    width: 100%;
    bottom: 30px;
}

.owl-nav {
    position: absolute;
    top: 50%;
    width: 100%;
    transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    z-index: 0;
}

.owl-theme .owl-controls .owl-nav div {
    background-color: transparent;
    opacity: 1;
}

    .owl-theme .owl-controls .owl-nav div svg:hover {
        opacity: .5;
    }

    .owl-theme .owl-controls .owl-nav div svg {
        color: #fff;
        width: 50px;
        height: 50px;
        border: 2px solid;
        border-radius: 50%;
        padding: 10px;
        transition: all 0.5s ease;
        -webkit-transition: all 0.5s ease;
        -moz-transition: all 0.5s ease;
        -ms-transition: all 0.5s ease;
    }

.owl-theme .owl-controls .owl-nav .owl-prev {
    float: left;
    margin-left: -100px;
    transition: all 0.5s ease;
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -ms-transition: all 0.5s ease;
}

.owl-theme .owl-controls .owl-nav .owl-next {
    -moz-transform: scaleX(-1);
    -o-transform: scaleX(-1);
    -webkit-transform: scaleX(-1);
    transform: scaleX(-1);
    filter: FlipH;
    -ms-filter: "FlipH";
    float: right;
    margin-right: -100px;
    transition: all 0.5s ease;
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -ms-transition: all 0.5s ease;
}

.owl-theme .owl-controls .owl-dot {
    display: inline-block;
}

.owl-theme .owl-controls .owl-dots span {
    background-color: transparent;
    border: 2px solid #fff;
    opacity: 1;
    margin: 5px;
    border-radius: 50%;
    width: 12px;
    height: 12px;
    display: inline-block;
}

.owl-theme .owl-controls .owl-dots .owl-dot.active span, .owl-theme .owl-controls .owl-dots .owl-dot:hover span {
    background-color: #fff;
}

#slider .item div {
    background-position: top;
    background-size: cover;
}

#slider .item .text {
    position: absolute;
    text-align: center;
    top: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    z-index: 999;
    left: 50%;
    width: 80%;
}

#slider .item h2 {
    margin-top: 0;
    color: #fff;
    font-size: 45px;
    font-weight: bold;
    margin-bottom: 20px;
}

#slider .item p {
    color: #ddd;
    font-size: 21px;
    direction: rtl;
}

#slider .item a {
    padding: 11px 0;
    border-radius: 50px;
    color: #fff;
    display: inline-block;
    border: 2px solid #fff;
    margin-top: 40px;
    width: 200px;
    font-size: 18px;
}

    #slider .item a:hover {
        background-color: #fff;
        color: #333;
        text-decoration: none;
    }

.home_search {
    padding: 30px 0;
    background-color: #495052;
}

    .home_search button {
        height: 45px;
        width: 100%;
    }

.latest_courses h2, .latest_lessons h2 {
    margin-bottom: 20px;
    margin-top: 0;
    display: inline-block;
}

.latest_courses a.more, .latest_lessons a.more {
    float: left;
    line-height: 40px;
}

    .latest_courses a.more i, .latest_lessons a.more i {
        margin-left: 5px;
    }

.latest .course, .latest .lesson {
    border: 1px solid #cccccc;
    padding: 15px;
    border-radius: 4px;
    overflow: auto;
    width: 100%;
    margin-bottom: 30px;
}

    .latest .course h3, .latest .lesson h3 {
        margin-top: 0;
        transition: all 0.5s ease;
        -webkit-transition: all 0.5s ease;
        -moz-transition: all 0.5s ease;
        -ms-transition: all 0.5s ease;
    }

    .latest .course a.title, .latest .lesson a.title {
        color: #6d6e71;
        text-decoration: none;
        margin-bottom: 15px;
        display: block;
    }

    .latest .course a:hover h3, .latest .lesson a:hover h3 {
        color: #333;
    }

    .latest .course a figure, .latest .lesson a figure {
        width: 70px;
        background-color: #ffc63a;
        height: 70px;
        border-radius: 50%;
        padding: 15px;
        display: inline-block;
        vertical-align: middle;
        margin-left: 5px;
    }

    .latest .course a h3, .latest .lesson a h3 {
        display: inline-block;
        width: calc(100% - 80px);
        vertical-align: middle;
        color: #6d6e71;
        margin-bottom: 0;
    }

    .latest .course span, .latest .lesson span {
        float: right;
        white-space: nowrap;
    }

    .latest .course img, .latest .lesson img {
        max-height: 100%;
        max-width: 100%;
        border-radius: 4px;
    }

    .latest .course figure, .latest .lesson figure {
        float: left;
        width: 20px;
        height: 22px;
        line-height: 18px;
    }

    .latest .course a.title figure, .latest .lesson a.title figure {
        float: none;
    }

        .latest .course a.title figure img, .latest .lesson a.title figure img {
            margin: 0;
            float: none;
            position: inherit;
            width: auto;
        }

.latest .browse_all {
    height: 55px;
    line-height: 50px;
}

.term_no {
    position: absolute;
    left: 30px;
    background-color: #BDBDBD;
    top: 0;
    transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    padding-top: 5px;
    padding-bottom: 5px;
}

.how {
    background-image: url(../images/squares.png);
}

    .how h2 {
        color: #ec3424;
        font-size: 48px;
        margin-top: 0;
    }

    .how p {
        margin-bottom: 60px;
    }

    .how .choose_grade {
        background-image: url(../images/students.svg);
        background-repeat: no-repeat;
        background-position: top center;
        padding-top: 100px;
        background-size: auto 100px;
    }

    .how .choose_course {
        background-image: url(../images/book.svg);
        background-repeat: no-repeat;
        background-position: top center;
        padding-top: 100px;
        background-size: auto 100px;
    }

    .how .choose_lesson {
        background-image: url(../images/target.svg);
        background-repeat: no-repeat;
        background-position: top center;
        padding-top: 100px;
        background-size: auto 100px;
    }

    .how .get_started, .how .get_started:hover {
        background-color: #e74c3c;
    }

.features .row.block article {
    padding: 90px 0;
}

.features .row.block figure img {
    height: 500px;
}

.features .row.block .btn {
    margin-top: 30px;
}

.features h2 {
    margin-top: 0;
    font-size: 48px;
}

.app_banner {
    background-color: #f1f1f1;
    padding: 40px 0;
    margin-top: 50px;
}

    .app_banner .details {
        position: relative;
        padding-left: 350px;
    }

        .app_banner .details:before {
            content: "";
            background: url(../images/app_banner_mobile.png) no-repeat center;
            width: 301px;
            height: 480px;
            background-size: contain;
            position: absolute;
            left: 0;
            top: -150px;
        }

        .app_banner .details h2 {
            font-size: 48px;
            margin-top: 0;
            margin-bottom: 20px;
        }

        .app_banner .details ul {
            padding: 0;
            list-style: none;
            margin-bottom: 30px;
        }

            .app_banner .details ul li {
                float: right;
                width: 50%;
                margin-bottom: 10px;
                position: relative;
                padding-right: 20px;
            }

                .app_banner .details ul li:before {
                    content: "";
                    width: 14px;
                    height: 14px;
                    position: absolute;
                    border: 2px solid #333333;
                    border-radius: 50%;
                    right: 0;
                    top: 4px;
                }

                .app_banner .details ul li:after {
                    content: "";
                    width: 4px;
                    height: 4px;
                    position: absolute;
                    background-color: #333333;
                    border-radius: 50%;
                    right: 5px;
                    top: 9px;
                }

    .app_banner a.google_store, .app_banner a.apple_store {
        margin: 0;
        height: 38px;
        width: 132px;
        vertical-align: middle;
    }

    .app_banner .details a.btn {
        text-indent: 0;
        height: 38px;
        width: auto;
    }

footer {
    background-image: url(../images/squares.png);
    width: 100%;
    position: fixed;
    bottom: -100%;
    left: 0;
}

    footer.block {
        padding: 30px 0;
    }

body.home footer {
    position: static !important;
}

footer .about_company p {
    margin-bottom: 0;
}

footer .about_company figure {
    margin-bottom: 20px;
}

    footer .about_company figure img {
        height: 51px;
        width: 255px;
    }

footer .about_company a {
    color: #6d6e71;
    text-decoration: underline;
    float: left;
}

    footer .about_company a:hover {
        color: #333;
        text-decoration: none;
    }

footer ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

footer li {
    width: 50%;
    float: right;
}

    footer li a {
        color: #6d6e71;
        white-space: nowrap;
    }

footer .copyright {
    margin-top: 50px;
}

    footer .copyright p {
        margin-bottom: 0;
    }

h1.page-title {
    margin-top: 0;
    margin-bottom: 20px;
    font-family: 'STIX', "DroidArabicNaskh", sans-serif;
}

    h1.page-title.pull-left {
        max-width: 70%;
    }

    h1.page-title small {
        display: block;
    }

.about_chestnut h2 {
    margin-top: 0;
}

.main_content {
    position: relative;
    padding: 30px 0;
    box-sizing: content-box;
    -webkit-box-sizing: content-box;
    -moz-box-sizing: content-box;
}

    .main_content.grey {
        background-color: #f9f9f9;
    }

    .main_content article:first-of-type h2:first-of-type {
        margin-top: 0;
    }

.send_mail, .stay_in_touch {
    padding: 30px;
    margin-top: 30px;
    min-height: 395px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

    .send_mail h2, .stay_in_touch h2 {
        margin-top: 0;
        margin-bottom: 15px;
    }

    .stay_in_touch i {
        float: right;
        color: #ffc63a;
        font-size: 21px;
        margin-left: 5px;
        transform: scale(-1, 1);
        -webkit-transform: scale(-1, 1);
        -moz-transform: scale(-1, 1);
        -ms-transform: scale(-1, 1);
    }

    .stay_in_touch p span {
        display: inline-block;
    }

.gm-style-mtc {
    display: none;
}

#map {
    width: 100%;
    height: 400px;
}

.job {
    margin-bottom: 30px;
    float: left;
    width: 100%;
}

    .job h2 {
        margin-top: 0;
        float: right;
        margin-bottom: 5px;
    }

    .job p {
        float: left;
        width: 100%;
        margin-bottom: 15px;
    }

    .job div {
        border-top: 1px solid #cccccc;
        border-bottom: 1px solid #cccccc;
        float: right;
        width: 100%;
    }

    .job span {
        padding: 15px;
        float: right;
    }

        .job span i {
            margin-left: 5px;
        }

        .job span.date {
            border-left: 1px solid #ccc;
        }

    .job a.continue {
        color: #6d6e71;
        padding: 15px;
        float: left;
    }

    .job a i {
        color: #e74a24;
        margin-right: 5px;
        transform: scale(-1);
        -webkit-transform: scale(-1);
        -moz-transform: scale(-1);
        -ms-transform: scale(-1);
    }

.job_specifications {
    text-align: left;
}

    .job_specifications span {
        background-color: #eee;
        padding: 8px 15px;
        border-radius: 4px;
        display: inline-block;
        margin-bottom: 5px;
    }

        .job_specifications span i {
            margin-left: 5px;
        }

.main_content .topics h3.topic_chapter_title:first-of-type {
    margin-top: 30px;
}

.main_content h3.topic_chapter_title .sort {
    vertical-align: text-top;
}

.main_content h3.topic_chapter_title {
    max-width: 100%;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    border-bottom: 1px solid #ddd;
    margin-top: 0;
    margin-bottom: 15px;
    padding-bottom: 5px;
    -webkit-column-span: all;
    -moz-column-span: all;
    column-span: all;
    color: #333;
    margin-bottom: 15px;
    padding-bottom: 5px;
}

.topics .chapter {
    width: 100%;
}

    .topics .chapter h4 {
        font-weight: normal;
    }

.fileUpload span i {
    margin-left: 10px;
    font-size: 18px;
    transform: rotate(-90deg);
    -webkit-transform: rotate(180deg);
    -moz-transform: rotate(-90deg);
    -ms-transform: rotate(-90deg);
}

.fileUpload {
    position: relative;
    overflow: hidden;
    margin-left: 10px;
    line-height: 2 !important;
    padding: 6px 25px !important;
}

    .fileUpload input.upload {
        position: absolute;
        top: 0;
        left: 0;
        margin: 0;
        padding: 0;
        font-size: 20px;
        cursor: pointer;
        opacity: 0;
        filter: alpha(opacity=0);
    }

.uploaded_file {
    display: none;
    margin: 10px 0;
}

    .uploaded_file p {
        display: inline-block;
        margin: 0;
    }

    .uploaded_file button {
        background: none;
        border: 0;
        color: #e74c3c;
    }

.fileUpload.btn.btn-default.validation_error {
    background: #e74c3c;
    color: #fff;
}

.fileUpload.btn.btn-default.validation_valid {
    background-color: #eee;
    outline: 0;
    color: #999;
}

.fileUpload input.upload {
    transform: none;
    -webkit-transform: none;
    -moz-transform: none;
    -ms-transform: none;
}

.access_denied figcaption {
    color: #e32213;
    margin-top: 30px;
}

.access_denied h4 {
    margin-top: 50px;
    margin-bottom: 25px;
}

.access_denied ul {
    padding: 0;
    margin: 0 0 30px;
    list-style: none;
}

    .access_denied ul li {
        display: inline-block;
        margin-left: 25px;
        width: 150px;
        height: 150px;
        border-radius: 50%;
        font-size: 18px;
        padding-top: 48px;
        border: 1px solid #ddd;
    }

        .access_denied ul li:last-child {
            margin-left: 0;
        }

        .access_denied ul li span {
            display: block;
            font-size: 30px;
            line-height: 30px;
            color: #e74c3c;
        }

.access_denied p {
    width: 70%;
    margin: 0 auto 10px;
}

.blog_post {
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    margin-bottom: 30px;
    transition: all 0.5s ease;
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -ms-transition: all 0.5s ease;
}

    .blog_post:hover figure div {
        transform: scale(1.5, 1.5);
        -webkit-transform: scale(1.5, 1.5);
        -moz-transform: scale(1.5, 1.5);
        -ms-transform: scale(1.5, 1.5);
    }

    .blog_post figure {
        height: 200px;
        overflow: hidden;
        border-radius: 4px 4px 0 0;
    }

        .blog_post figure div {
            background-position: center;
            background-size: cover;
            transition: all 0.5s ease;
            -webkit-transition: all 0.5s ease;
            -moz-transition: all 0.5s ease;
            -ms-transition: all 0.5s ease;
            border-radius: 4px 4px 0 0;
        }

    .blog_post img {
        border-radius: 4px 4px 0 0;
        max-width: inherit;
    }

    .blog_post .details {
        padding: 30px 30px 50px;
        text-align: center;
        position: relative;
    }

    .blog_post h3 {
        margin-top: 0;
        text-align: left;
        margin-bottom: 15px;
    }

    .blog_post p {
        text-align: left;
        font-size: 13px;
        margin-bottom: 30px;
    }

    .blog_post span {
        position: absolute;
        left: 10px;
        bottom: 10px;
        font-size: 12px;
        color: #6D6E72;
    }

        .blog_post span i {
            color: #ffc63a;
        }

.blog_post_details figure {
    margin-bottom: 30px;
}

.blog_post_details img {
    width: 100%;
    border-radius: 4px;
}

.chapter .term_no {
    bottom: 5px;
    top: inherit;
    margin: 0;
    left: 0;
    transform: none;
    -webkit-transform: none;
    -moz-transform: none;
    -ms-transform: none;
}

.main_content .new_courses, .main_content .tracks {
    column-count: 2;
    -webkit-column-count: 2;
    -moz-column-count: 2;
    -ms-column-count: 2;
    column-gap: 30px;
    -webkit-column-gap: 30px;
    -moz-column-gap: 30px;
    -ms-column-gap: 30px;
}

    .main_content .tracks.one {
        column-count: 1;
        -webkit-column-count: 1;
        -moz-column-count: 1;
        -ms-column-count: 1;
    }

.chapter h4, .track h4 {
    border-bottom: 1px solid #ddd;
    padding-bottom: 5px;
    margin-bottom: 0;
    font-weight: bold;
    margin-top: 0;
    padding-left: 130px;
    position: relative;
    font-family: 'STIX', 'DroidArabicNaskh', sans-serif;
}

.chapter.dark h4, .track.dark h4 {
    padding: 0;
}

.track h4 i {
    font-size: 25px;
    margin-left: 10px;
    display: inline-block;
    vertical-align: middle;
    color: #f7a600;
}

    .track h4 i.fa-file-text {
        font-size: 23px;
    }

.with_no_term h4 {
    padding-left: 0 !important;
}

.chapter, .track {
    -webkit-column-break-inside: avoid;
    page-break-inside: avoid;
    break-inside: avoid;
    padding-bottom: 30px;
}

    .chapter ul, .track ul {
        list-style: none;
        padding: 15px 0 0px;
        margin: 0;
        position: relative;
    }

        .chapter ul:before, .track ul:before {
            content: "";
            background-color: #ddd;
            width: 1px;
            position: absolute;
            right: 15px;
            top: 0;
            bottom: 0;
            height: calc(100% - 41px);
        }

    .chapter li, .track li {
        display: block;
    }

        .chapter li a, .chapter li span, .track li a {
            color: #6d6e71;
            display: inline-block;
            padding-right: 35px;
            position: relative;
            line-height: 25px;
            margin-bottom: 15px;
            font-family: 'STIX', 'DroidArabicNaskh', sans-serif;
        }

            .chapter li span, .chapter li span svg use {
                color: #ccc;
                fill: #ccc;
            }

                .chapter li a:before, .chapter li span:before, .track li a:before {
                    content: "";
                    border: 1px solid #ddd;
                    color: #ddd;
                    width: 25px;
                    height: 25px;
                    position: absolute;
                    border-radius: 50%;
                    right: 3px;
                    top: -2px;
                    background-color: #fff;
                }

                .chapter li a:after, .chapter li span:after, .track li a:after, .track li span:after {
                    content: "";
                    background-color: #f7a600;
                    width: 17px;
                    height: 17px;
                    border-radius: 50%;
                    position: absolute;
                    right: 7px;
                    top: 2px;
                }

        .track li p {
            display: inline-block;
            color: #6d6e71;
        }

    .chapter.dark li a:after, .chapter.dark li span:after {
        background-color: #e72c25;
    }

    .track li a .sort {
        position: absolute;
        right: 3px;
        top: 50%;
        font-weight: 700;
        color: #ffc63a;
        margin: 0;
        font-size: 16px;
        width: 25px;
        height: auto;
        overflow: visible;
        display: flex;
        justify-content: center;
        align-items: center;
        transform: translateY(-58%);
        -webkit-transform: translateY(-58%);
        -moz-transform: translateY(-58%);
        -ms-transform: translateY(-58%);
    }

.main_content .new_courses h2 {
    margin-top: 0;
}

.main_content .new_courses h3 {
    margin-top: 0;
    padding-bottom: 15px;
    margin-bottom: 0;
    font-weight: bold;
}

.without_terms.new_courses h4 {
    padding: 0;
}

.chapter li.mastered a:after {
    background: url(../images/yellow.svg) no-repeat center;
    height: 30px;
    top: 0px;
}

.account-settings h2 {
    margin-top: 0;
    margin-bottom: 20px;
}

    .account-settings h2 small {
        display: block;
    }

.grey {
    color: #999;
}

.account-settings .current_password input {
    position: relative;
    padding-left: 75px;
}

.account-settings .current_password a {
    position: absolute;
    top: 10px;
    left: 25px;
    color: #e72c25;
}

.account-settings .account-role {
    padding-top: 12px;
}

    .account-settings .account-role ul {
        padding: 0;
    }

        .account-settings .account-role ul li {
            position: relative;
            list-style: none;
            color: #bbb;
            padding-right: 30px;
            padding-bottom: 10px;
        }

            .account-settings .account-role ul li:before {
                content: '';
                background-image: url(../images/role-bolt.svg);
                height: 20px;
                width: 20px;
                position: absolute;
                top: 0;
                right: 0;
            }

    .account-settings .account-role .active {
        position: relative;
        color: #3498db;
    }

        .account-settings .account-role .active:before {
            content: '';
            background-image: url(../images/role-bolt-actice.svg);
            height: 20px;
            width: 20px;
            position: absolute;
            top: 0;
            right: 0;
        }

    .account-settings .account-role a {
        text-decoration: underline;
        text-transform: capitalize;
    }

.account-settings .image figure {
    position: relative;
    width: 90px;
    height: 90px;
    border-radius: 50%;
    display: block;
    margin-bottom: 10px;
    border: 1px solid #eaeaea;
}

    .account-settings .image figure img {
        border-radius: 50%;
        max-height: 100%;
    }

.account-settings .image .links {
    width: 90px;
    text-align: center;
}

    .account-settings .image .links a {
        color: #3498db;
        font-size: 13px;
    }

        .account-settings .image .links a:nth-child(2) {
            position: relative;
            margin-right: 7px;
        }

            .account-settings .image .links a:nth-child(2):before {
                content: "";
                background-color: #ddd;
                width: 2px;
                height: 13px;
                position: absolute;
                right: -6px;
                top: 3px;
            }

        .account-settings .image .links a.delete {
            color: #e94f4c;
        }

.account-settings .new_password a:first-of-type {
    float: left;
    color: #2ecc71;
}

.account-settings .new_password a:last-of-type {
    float: left;
    margin-left: 10px;
    color: #999;
}

.control-label.profile_picture {
    padding-top: 0;
    margin-top: 34px;
}

.avatars .col-md-3 {
    margin-bottom: 30px;
    cursor: pointer;
}

    .avatars .col-md-3 img {
        border-radius: 50%;
        border: 1px solid #eaeaea;
    }

    .avatars .col-md-3 i {
        position: absolute;
        left: 30px;
        background-color: #2ecc71;
        color: #fff;
        width: 25px;
        height: 25px;
        border-radius: 50%;
        text-align: center;
        padding-top: 5px;
        bottom: -5px;
    }

.modal .modal-body .avatars + .clearfix button {
    float: left;
}

.connection_message {
    margin-bottom: 30px;
}

.connections h2, .connection_requests h2 {
    margin-top: 0;
}

.connections .connection {
    position: relative;
    margin-bottom: 30px;
}

.connections .row > div:nth-child(6n+1) {
    clear: both;
}

.connections .connection figure {
    position: relative;
    width: 92px;
    height: 92px;
    margin: 0 auto;
    border-radius: 50%;
    border: 1px solid #eaeaea;
    display: block;
    transition: border-color .5s ease;
    -webkit-transition: border-color .5s ease;
    -moz-transition: border-color .5s ease;
    -ms-transition: border-color .5s ease;
}

    .connections .connection figure img {
        border-radius: 50%;
        max-height: 100%;
    }

.connections .connection figcaption {
    margin-top: 5px;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

    .connections .connection figcaption a {
        display: block;
    }

.connections .connection .relation {
    font-size: 14px;
    color: #c4c4c6;
}

.connections .connection .relation {
    color: #f9a11b;
}

.inline {
    display: flex;
    position: relative;
}

    .inline.center {
        justify-content: center;
    }

    .inline input {
        height: 39px;
        border-radius: 0 4px 4px 0;
        max-width: 300px;
    }

    .inline form {
        display: flex;
        flex: 1;
    }

    .inline .btn {
        border-radius: 4px 0 0 4px;
        height: 39px;
        margin-right: -1px;
    }

    .inline.multiple input {
        border-radius: 4px;
        margin-left: 15px;
    }

    .inline.multiple .btn {
        margin-right: 0;
        border-radius: 4px;
    }

.connect h2 {
    margin-top: 0;
}

.new_child h2 {
    margin-top: 0;
}

.connection_requests {
    margin-bottom: 30px;
}

    .connection_requests > div {
        column-count: 2;
        -webkit-column-count: 2;
        -moz-column-count: 2;
        -ms-column-count: 2;
        column-gap: 30px;
        -webkit-column-gap: 30px;
        -moz-column-gap: 30px;
        -ms-column-gap: 30px;
        margin-top: -30px;
    }

    .connection_requests .request {
        -webkit-column-break-inside: avoid;
        page-break-inside: avoid;
        break-inside: avoid;
        padding-top: 30px;
    }

.request {
    display: flex;
    align-items: center;
}

    .request .sender {
        display: flex;
    }

        .request .sender figure {
            float: right;
            border-radius: 50%;
            margin-left: 15px;
            width: 60px;
            height: 60px;
            border: 1px solid #eaeaea;
        }

            .request .sender figure img {
                border-radius: 50%;
            }

        .request .sender figcaption {
            display: table;
            height: 60px;
            float: right;
        }

        .request .sender h4 {
            margin: 0;
            display: table-cell;
            vertical-align: middle;
            max-width: 185px;
            white-space: nowrap;
            text-overflow: ellipsis;
            overflow: hidden;
        }

        .request .sender small {
            font-size: 15px;
            display: block;
            margin-top: 5px;
        }

    .request .buttons {
        text-align: left;
        flex: 1;
    }

        .request .buttons form {
            display: flex;
        }

        .request .buttons .btn {
            margin-right: 5px;
        }

.connection_requests .request p {
    margin-bottom: 0;
    text-align: center;
}

.overview {
    clear: both;
}

    .overview .displayed_equation {
        margin: 0 auto;
    }

    .overview > div:not(.text-right) {
        margin: 30px auto;
        padding: 30px;
        border-left: 5px solid #FFC63C;
        border-right: 5px solid #FFC63C;
    }

    .overview > div > div:last-child {
        margin-bottom: 30px;
    }

    .overview > div:not(.text-right) {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        padding-bottom: 0;
    }

    .overview > div > div {
        width: 100%;
    }

        .overview > div > div p:last-of-type {
            margin-bottom: 0;
        }

        .overview > div > div:before {
            content: "";
            background-color: #fff;
            border-top: 1px solid #ddd;
            border-bottom: 1px solid #ddd;
            position: absolute;
            top: -3px;
            bottom: -3px;
            right: 30px;
            left: 30px;
        }

        .overview > div > div:after {
            content: "";
            background-color: #fff;
            border-right: 1px solid #ddd;
            border-left: 1px solid #ddd;
            position: absolute;
            top: 30px;
            bottom: 30px;
            right: -3px;
            left: -3px;
            z-index: 1;
        }

        .overview > div > div:before, .overview > div > div:after {
            border-color: #FFC63C;
        }

    .overview > div h3 {
        margin-top: 0;
        font-weight: bold;
    }

        .overview > div h3:not(:first-of-type) {
            margin-top: 30px;
        }

    .overview > div:not(.text-right) {
        position: relative;
        border: 5px solid #FFC63C;
    }

    .overview > div > div > * {
        position: relative;
        z-index: 2;
    }

    .overview > div:not(.text-right):after {
        content: "";
        position: absolute;
        left: -5px;
        right: -5px;
        top: 30px;
        bottom: 30px;
        background-color: #fff;
    }

    .overview > div:not(.text-right):before {
        content: "";
        position: absolute;
        left: 30px;
        right: 30px;
        top: -5px;
        bottom: -5px;
        background-color: #fff;
    }

    .overview > div.theorem > div:before, .overview > div.theorem > div:after, .overview > div.theorem {
        border-color: #2ecc71;
    }

span.merge, .answers ul li span.merge {
    border: none;
    border-radius: 0;
    padding: 0;
    margin: 0;
    cursor: initial;
    width: initial;
    text-align: initial;
    text-transform: initial;
    white-space: nowrap;
    font-family: inherit;
    font-size: inherit;
    opacity: initial;
}

.answers.input_field ul {
    margin: 0;
}

    .answers.input_field ul li:first-child span {
        padding-top: 0;
    }

    .answers.input_field ul li {
        position: relative;
        padding: 0;
        margin-left: 1px;
    }

        .answers.input_field ul li span {
            border: 0;
            padding: 0;
            margin: 0;
            line-height: inherit;
            pointer-events: none;
            text-transform: inherit;
            width: auto;
            height: auto;
            cursor: default;
            position: absolute;
            left: 10px;
            top: 9px;
            border-right: 1px solid #ddd;
            border-radius: 0;
            padding-right: 10px;
        }

.type_answer {
    border: 1px solid #ddd;
    line-height: 30px;
    vertical-align: middle;
    height: 39px;
    width: 250px;
    outline: 0;
    padding-right: 10px;
    padding-left: 60px;
    border-radius: 4px;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    -ms-appearance: none;
}

    .type_answer:focus {
        border-color: #15a1e1;
    }

.question {
    margin-bottom: 30px;
    overflow: auto;
    overflow-y: visible;
}

    .question.dimmed {
        opacity: 0.3;
        pointer-events: none;
    }

    .question table, .example table {
        border: 1px solid #f9d7a2;
        width: 100%;
        margin: 20px 0;
    }

        .question table th, .example table th {
            background: none;
            border-width: 1px;
            text-align: center;
            vertical-align: middle;
            font-weight: normal;
            padding: 8px;
            color: #d08c22;
            background-color: #fefaf4;
            border: 1px solid #f9d7a2;
        }

            .example table th svg path, .question table th svg path {
                fill: rgb(208, 140, 34) !important;
            }

        .question table td, .example table td {
            text-align: center;
            vertical-align: middle;
            font-weight: normal;
            padding: 8px;
            border: 1px solid #f9d7a2;
            background: #fff;
        }

#skipbtn i {
    margin-left: 0;
    transform: scale(-1, 1);
    -webkit-transform: scale(-1, 1);
    -moz-transform: scale(-1, 1);
    -ms-transform: scale(-1, 1);
    -o-transform: scale(-1, 1);
}

.answers {
    margin-bottom: 30px;
}

    .answers ul {
        margin: 0 0 0 50px;
        padding: 0;
        list-style: none;
        display: inline-block;
    }

        .answers ul li {
            padding: 5px 0;
        }

        .answers ul span {
            border: 1px solid #ccc;
            border-radius: 4px;
            margin-left: 10px;
            cursor: pointer;
            width: 30px;
            height: 30px;
            display: inline-block;
            vertical-align: middle;
            text-align: center;
            padding-top: 2px;
        }

        .answers ul li:first-child span {
            padding-top: 6px;
        }

        .answers ul li p {
            display: inline-block;
        }

.popup {
    position: fixed;
    bottom: 0;
    top: 0;
    left: 0;
    right: 0;
    display: none;
    z-index: 9999;
}

    .popup .overlay {
        position: absolute;
        left: 0;
        right: 0;
        bottom: 0;
        top: 0;
        background-color: rgba(0, 0, 0, .5);
    }

    .popup .box {
        position: absolute;
        left: 50%;
        top: -700px;
        transform: translateX(-50%);
        -webkit-transform: translateX(-50%);
        -moz-transform: translateX(-50%);
        -ms-transform: translateX(-50%);
        z-index: 9;
        transition: all 0.5s ease;
        -webkit-transition: all 0.5s ease;
        -moz-transition: all 0.5s ease;
        -ms-transition: all 0.5s ease;
        border-radius: 4px;
        width: 400px;
        padding: 30px;
    }

    .popup .correct_answer {
        background-color: #cdfbe0;
    }

    .popup .wrong_answer {
        background-color: #fcd5d1;
    }

.true_answer {
    border-color: #2ecc71 !important;
    background-color: #2ecc71;
    color: #fff;
}

.done_wrong {
    background-color: #e74c3c !important;
    border-color: #e74c3c !important;
    color: #fff !important;
}

.done_correct {
    background-color: #2ecc71 !important;
    border-color: #2ecc71 !important;
    color: #fff !important;
}

.box .text {
    display: inline-block;
    vertical-align: middle;
    padding-right: 30px;
    width: 80%;
}

.box h2 {
    margin: 0;
    display: inline-block;
    font-weight: bold;
}

.box figure {
    width: 60px;
    vertical-align: middle;
    display: inline-block;
}

.correct_answer h2 {
    color: #2ecc71;
}

.wrong_answer h2 {
    color: #e74c3c;
}

.answers span.choosed {
    background-color: #ccc;
    color: #fff;
    border-color: #ccc;
}

.answers span.answered {
    opacity: 0.5;
    cursor: default;
    pointer-events: none;
}

.wrong_answer p span {
    color: #2ecc71;
}

.answer_v2 {
    display: none;
    position: fixed;
    border-bottom: 10px solid transparent;
    z-index: 999999;
    text-align: center;
    left: 50%;
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    background-color: #fff;
    padding: 20px;
    border-radius: 4px;
    width: 300px;
    top: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
}

.overlay {
    position: fixed;
    background-color: rgba(0, 0, 0, .7);
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: 99999;
}

.answer_v2 figure {
    display: block;
    width: 70px;
    height: 70px;
    margin: 0 auto;
}

.answer_v2 .text {
    display: inline-block;
    vertical-align: middle;
    margin-top: 10px;
}

.answer_v2 h2 {
    margin: 0;
}

.answer_v2 p {
    color: #999;
    margin: 0;
}

.correct_answer_v2 {
    border-color: #2ecc71;
}

.incorrect_answer_v2 {
    border-color: #e74c3c;
}

.correct_answer_v2 h2 {
    color: #2ecc71;
}

.incorrect_answer_v2 h2 {
    color: #e74c3c;
}

.dimmed {
    position: relative;
}

    .dimmed:before {
        content: "";
        position: absolute;
        left: 0;
        right: 0;
        top: 0;
        bottom: 0;
        background-color: rgba(255, 255, 255, .4);
    }

.dimmed_chart {
    margin-bottom: 20px;
}

    .dimmed_chart div {
        width: 111px;
        height: 111px;
        margin: 0 auto;
        border: 15px solid #eee;
        border-radius: 50%;
    }

.chart {
    height: 130px;
   
    width: 100%;
    position: relative;
    text-align: center;
}

    .chart > svg {
        width: 100% !important;
    }

.doughnutTip {
    position: absolute;
    min-width: 30px;
    max-width: 300px;
    padding: 5px 15px;
    border-radius: 1px;
    background: rgba(0, 0, 0, .8);
    color: #ddd;
    text-shadow: 0 1px 0 #000;
    text-align: center;
    line-height: 1.3;
    letter-spacing: .06em;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
    pointer-events: none;
    display: none !important;
}

.doughnutSummary {
    display: none;
}

.statistics.v1 {
    text-align: center;
}

    .statistics.v1 .correct_data {
        color: green;
    }

    .statistics.v1 .incorrect_data {
        color: red;
    }

    .statistics.v1 .skipped {
        color: #ccc;
    }

    .statistics.v1 .data {
        margin: 0 auto 5px;
        display: block;
        max-width: 150px;
    }

        .statistics.v1 .data div:first-child {
            float: left;
            margin-left: 0;
        }

    .statistics.v1 .correct_data span {
        color: #2ecc71;
    }

    .statistics.v1 .incorrect_data span {
        color: #e74c3c;
    }

    .statistics.v1 .skipped span {
        color: #ccc;
    }

    .statistics.v1 .data:before {
        display: none !important;
    }

.data {
    text-align: right;
    display: inline-block;
    width: 120px;
}

.action .btn {
    float: left;
    margin-right: 5px;
    margin-bottom: 15px;
}

.action {
    margin-bottom: 15px;
}

.back-arrows .btn-skip {
    float: left;
    color: #f7a600;
}

    .back-arrows .btn-skip i {
        margin-right: 5px;
        margin-left: 0;
    }

.back_to_table i {
    margin-left: 5px;
}

.example {
    border: 1px solid #ddd;
    padding: 15px;
    position: relative;
    overflow: hidden;
    overflow: hidden;
    display: none;
    width: 100%;
    border-radius: 4px;
}

    .example .answers {
        margin-bottom: 0;
    }

    .example h3:first-of-type {
        margin-top: 0;
    }

    .example h3 {
        font-weight: bold;
    }

.btn-startpracticing + .example {
    float: right;
}

.example button {
    float: right;
    position: relative;
}

.example_data .answers span, .not_active {
    pointer-events: none;
    color: #999;
}

.example .displayed_equation {
    max-width: 100% !important;
}

.example.solved {
    display: block;
    width: 66.66%;
    margin-bottom: 30px;
}

.example:before {
    content: "\f0eb";
    font-family: "FontAwesome";
    opacity: .04;
    position: absolute;
    z-index: -1;
    font-size: 15em;
    left: -20px;
    bottom: -130px;
    transform: rotate(20deg);
    -webkit-transform: rotate(20deg);
    -moz-transform: rotate(20deg);
    -ms-transform: rotate(20deg);
}

.modal_video {
    display: none;
    position: fixed;
    background-color: rgba(0, 0, 0, .7);
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: 999999;
}

.visible_video .video_content {
    position: static;
    float: left;
    margin: 30px auto 15px;
    width: 100%;
    max-width: inherit;
    transform: none;
    -webkit-transform: none;
    -moz-transform: none;
    -ms-transform: none;
    border: 1px solid #ddd;
}

.video-js {
    padding-top: 56.25%;
    background-color: transparent;
}

div.video_content {
    width: 80%;
    max-width: 640px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
}

.vjs-poster {
    background-color: transparent;
}

.vjs-mute-control.vjs-hidden, .vjs-volume-control.vjs-hidden {
    display: block !important;
}

.dismiss_modal_video {
    cursor: pointer;
    font-size: 20px;
    position: absolute;
    top: 20px;
    left: 20px;
    color: #999;
    background-image: url(../images/close.svg);
    background-repeat: no-repeat;
    width: 35px;
    height: 35px;
    background-color: transparent;
    border: 0;
}

.vjs-big-play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    background-color: rgba(0, 0, 0, .7);
    width: 100px;
    height: 100px;
    border-radius: 50%;
    font-size: 37px;
}

.vjs-control-bar {
    background-color: #000 !important;
}

.open_modal_video i {
    margin-left: 5px;
}

.vjs-default-skin .vjs-volume-bar {
    margin: 1.3em auto 0;
}

.vjs-default-skin .vjs-control-bar {
    height: 4em;
    padding-top: 5px;
}

.vjs-default-skin:hover .vjs-progress-control {
    height: .5em;
    top: -.5em;
}

.vjs-default-skin .vjs-load-progress {
    background: #999;
}

.vjs-default-skin .vjs-seek-handle {
    background: #e74c3c;
    width: 16px;
    top: 50%;
    height: 16px;
    border-radius: 50%;
    transform: translateY(-50%) scale(0, 0);
    -webkit-transform: translateY(-50%) scale(0, 0);
    -moz-transform: translateY(-50%) scale(0, 0);
    -ms-transform: translateY(-50%) scale(0, 0);
    transition: transform 0.2s ease;
    -webkit-transition: transform 0.2s ease;
    -moz-transition: transform 0.2s ease;
    -ms-transition: transform 0.2s ease;
}

.vjs-default-skin .vjs-volume-bar .vjs-volume-handle {
    width: 15px;
    height: 15px;
    background: #fff;
    border-radius: 50%;
    margin-top: -6px;
    left: 3.5em;
}

.vjs-default-skin .vjs-play-progress {
    background: #e74c3c;
}

.vjs-default-skin .vjs-volume-level {
    background: #fff;
    height: .3em;
}

.vjs-default-skin .vjs-slider-handle:before {
    display: none;
}

.vjs-progress-control div[aria-valuenow="0"] .vjs-slider-handle {
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
}

.vjs-progress-control div[aria-valuenow="0"] .vjs-play-progress {
    width: 0 !important;
}

.vjs-progress-control div[aria-valuenow="100"] .vjs-play-progress {
    width: 100% !important;
}

.vjs-progress-control div[aria-valuenow="100"] .vjs-seek-handle {
    left: 100% !important;
    transform: translate(-50%, -50%) scale(0, 0);
    -webkit-transform: translate(-50%, -50%) scale(0, 0);
    -moz-transform: translate(-50%, -50%) scale(0, 0);
    -ms-transform: translate(-50%, -50%) scale(0, 0);
}

.vjs-default-skin:hover .vjs-seek-handle {
    transform: translateY(-50%) scale(1, 1);
}

.vjs-default-skin:hover .vjs-progress-control div[aria-valuenow="100"] .vjs-seek-handle {
    transform: translate(-50%, -50%) scale(1, 1);
    -webkit-transform: translate(-50%, -50%) scale(1, 1);
    -moz-transform: translate(-50%, -50%) scale(1, 1);
    -ms-transform: translate(-50%, -50%) scale(1, 1);
}

.displayed_equation {
    text-align: center;
    margin: 5px auto 15px;
    display: block;
}

.mastery_score_div {
    width: 100%;
    margin-top: 30px;
    padding: 0 13px;
    float: right;
}

    .mastery_score_div h3 {
        margin: 0;
        float: right;
        line-height: 1;
    }

.total {
    background-color: #ddd;
    height: 6px;
    border-radius: 4px;
    width: 100%;
    display: inline-block;
}

.achieved {
    height: 6px;
    border-radius: 4px;
    display: block;
}

.score {
    float: left;
    line-height: 1;
}

.achieved.red {
    background-color: #e74c3c;
}

.achieved.orange {
    background-color: #ffc63a;
}

.achieved.green {
    background-color: #2ecc71;
}

.score.red {
    color: #e74c3c;
}

.score.orange {
    color: #ffc63a;
}

.score.green {
    color: #2ecc71;
}

.example_loader {
    box-sizing: border-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-flex: 0 1 auto;
    -ms-flex: 0 1 auto;
    flex: 0 1 auto;
    -webkit-flex-direction: column;
    -ms-flex-direction: column;
    flex-direction: column;
    -webkit-flex-grow: 1;
    -ms-flex-positive: 1;
    flex-grow: 1;
    -webkit-flex-shrink: 0;
    -ms-flex-negative: 0;
    flex-shrink: 0;
    -webkit-flex-basis: 25%;
    -ms-flex-preferred-size: 25%;
    flex-basis: 25%;
    max-width: 25%;
    -webkit-align-items: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-justify-content: center;
    -ms-flex-pack: center;
    justify-content: center;
    margin: 0 auto;
    text-align: center;
}

@-webkit-keyframes

"scale" {
    0%;

{
    -webkit-transform: scale(1);
    transform: scale(1);
    opacity: 1;
}

45% {
    -webkit-transform: scale(0.1);
    transform: scale(0.1);
    opacity: 0.7;
}

80% {
    -webkit-transform: scale(1);
    transform: scale(1);
    opacity: 1;
}

}
@keyframes

"scale" {
    0%;

{
    -webkit-transform: scale(1);
    transform: scale(1);
    opacity: 1;
}

45% {
    -webkit-transform: scale(0.1);
    transform: scale(0.1);
    opacity: 0.7;
}

80% {
    -webkit-transform: scale(1);
    transform: scale(1);
    opacity: 1;
}

}

.ball-pulse > div:nth-child(0) {
    -webkit-animation: scale 0.75s -0.36s infinite cubic-bezier(.2, .68, .18, 1.08);
    animation: scale 0.75s -0.36s infinite cubic-bezier(.2, .68, .18, 1.08);
}

.ball-pulse > div:nth-child(1) {
    -webkit-animation: scale 0.75s -0.24s infinite cubic-bezier(.2, .68, .18, 1.08);
    animation: scale 0.75s -0.24s infinite cubic-bezier(.2, .68, .18, 1.08);
}

.ball-pulse > div:nth-child(2) {
    -webkit-animation: scale 0.75s -0.12s infinite cubic-bezier(.2, .68, .18, 1.08);
    animation: scale 0.75s -0.12s infinite cubic-bezier(.2, .68, .18, 1.08);
}

.ball-pulse > div:nth-child(3) {
    -webkit-animation: scale 0.75s 0s infinite cubic-bezier(.2, .68, .18, 1.08);
    animation: scale 0.75s 0s infinite cubic-bezier(.2, .68, .18, 1.08);
}

.ball-pulse > div {
    background-color: #3498db;
    width: 15px;
    height: 15px;
    border-radius: 100%;
    margin: 2px;
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both;
    display: inline-block;
}

@-webkit-keyframes

"ball-pulse-sync" {
    33%;

{
    -webkit-transform: translateY(10px);
    transform: translateY(10px);
}

66% {
    -webkit-transform: translateY(-10px);
    transform: translateY(-10px);
}

100% {
    -webkit-transform: translateY(0);
    transform: translateY(0);
}

}
@keyframes

"ball-pulse-sync" {
    33%;

{
    -webkit-transform: translateY(10px);
    transform: translateY(10px);
}

66% {
    -webkit-transform: translateY(-10px);
    transform: translateY(-10px);
}

100% {
    -webkit-transform: translateY(0);
    transform: translateY(0);
}

}

.ball-pulse-sync > div:nth-child(0) {
    -webkit-animation: ball-pulse-sync 0.6s -0.21s infinite ease-in-out;
    animation: ball-pulse-sync 0.6s -0.21s infinite ease-in-out;
}

.ball-pulse-sync > div:nth-child(1) {
    -webkit-animation: ball-pulse-sync 0.6s -0.14s infinite ease-in-out;
    animation: ball-pulse-sync 0.6s -0.14s infinite ease-in-out;
}

.ball-pulse-sync > div:nth-child(2) {
    -webkit-animation: ball-pulse-sync 0.6s -0.07s infinite ease-in-out;
    animation: ball-pulse-sync 0.6s -0.07s infinite ease-in-out;
}

.ball-pulse-sync > div:nth-child(3) {
    -webkit-animation: ball-pulse-sync 0.6s 0s infinite ease-in-out;
    animation: ball-pulse-sync 0.6s 0s infinite ease-in-out;
}

.ball-pulse-sync > div {
    background-color: #fff;
    width: 15px;
    height: 15px;
    border-radius: 100%;
    margin: 2px;
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both;
    display: inline-block;
}

.section_info {
    color: #666;
}

html body .page .section_info .sort {
    float: right;
    width: 30px;
    height: 30px;
    font-size: 45px;
    line-height: 45px;
    margin-top: 6px;
}

.video_settings {
    position: absolute;
    z-index: 9;
    bottom: 7px;
    right: 130px;
    color: #fff;
    transition: all .5s;
    -webkit-transition: all .5s;
    -moz-transition: all .5s;
    -ms-transition: all .5s;
    -o-transition: all .5s;
}

.video-js.vjs-fullscreen + .video_settings {
    position: fixed;
    z-index: 1000000000000;
}

.video_settings button {
    background: none;
    border: 0;
    padding: 0;
    font-family: "NotoSans";
    font-size: 14px;
}

    .video_settings button i {
        margin-left: 5px;
        font-size: 20px;
        vertical-align: middle;
    }

.vjs-default-skin .vjs-time-controls {
    font-size: 15px;
    line-height: 2;
    width: 3em;
}

.vjs-user-inactive ~ .video_settings {
    opacity: 0;
}

.vjs-ended ~ .video_settings {
    opacity: 1;
}

.video_settings ul {
    position: absolute;
    top: -13px;
    opacity: 0;
    visibility: hidden;
    background-color: #000;
    padding: 10px 0;
    margin: 0;
    list-style: none;
    min-width: 160px;
    right: 50%;
    transform: translate(50%, -100%);
    -webkit-transform: translate(50%, -100%);
    -moz-transform: translate(50%, -100%);
    -ms-transform: translate(50%, -100%);
    -o-transform: translate(50%, -100%);
    transition: all .5s ease;
    -webkit-transition: all .5s ease;
    -moz-transition: all .5s ease;
    -ms-transition: all .5s ease;
    -o-transition: all .5s ease;
}

    .video_settings ul.active {
        opacity: 1;
        visibility: visible;
    }

    .video_settings ul h4 {
        margin: 0;
        color: #999;
        font-size: 12px;
        font-weight: bold;
        padding-left: 10px;
        margin-bottom: 10px;
    }

    .video_settings ul li a {
        color: #fff;
        font-size: 14px;
        display: block;
        padding: 5px 10px;
    }

        .video_settings ul li a:hover {
            background: #444;
            text-decoration: none;
        }

.vjs-time-divider span {
    font-size: 15px;
}

.instances button {
    border: 2px solid #ccc;
    background-color: transparent;
    border-radius: 4px;
    width: 35px;
    height: 35px;
    text-align: center;
    cursor: default;
    padding: 5px 10px;
    margin-left: 10px;
    vertical-align: middle;
    display: inline-block;
}

.modal .modal-body .have_account {
    float: left;
    margin-bottom: 0;
    line-height: 38px;
}

.why_need_sign_in {
    margin-top: 30px;
}

    .why_need_sign_in h3 {
        margin-bottom: 5px;
        margin-top: 0;
        display: block;
    }

    .why_need_sign_in p {
        color: #666;
        margin: 0;
    }

#sign_in_popup .modal-dialog {
    position: absolute;
    left: 50%;
    top: 50%;
    margin: 0;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
}

#sign_in_popup ~ .modal-backdrop.in {
    opacity: .7;
}

.forget_password {
    margin-top: 22px;
    float: right;
}

.progress {
    margin-bottom: 15px;
}

.modal {
    padding-right: 0 !important;
    direction: ltr;
    z-index: 9999999;
}

.modal-backdrop {
    z-index: 99999;
}

.modal .modal-dialog {
    direction: rtl;
}

.modal-header {
    border: 0;
    text-align: center;
}

.modal-title {
    color: #15a1e1;
    margin-top: 30px;
    float: none !important;
}

.modal-body {
    padding: 15px 50px 50px;
}

.modal .modal-body button {
    float: left;
    -webkit-backface-visibility: hidden;
}

.loader_modal {
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, .7);
    color: #F9A11B;
    text-align: center;
    font-size: 40px;
}

    .loader_modal i {
        position: absolute;
        top: 50%;
        left: 50%;
        margin-left: -20px;
        margin-top: -20px;
    }

.verification {
    display: none;
}

.verification_message {
    display: none;
}

    .verification_message figure {
        width: 150px;
        height: 97px;
        margin: 0 auto 30px;
    }

.box .radio {
    float: right;
    margin: 10px 0 0 15px;
    padding-top: 0;
}

.verification a.skip {
    float: left;
    margin-left: 10px;
    margin-top: 7px;
}

.box p {
    text-align: right;
}

.message {
    margin-bottom: 60px;
}

    .message h1 {
        margin-bottom: 0;
    }

.inner_navbar {
    background-color: #495052;
    min-height: 50px;
    text-align: center;
}

.navbar-nav {
    margin: 0;
}

.inner_navbar li {
    float: right;
}

.inner_navbar .navbar-nav > li > a {
    padding: 15px;
    color: #fff;
}

    .inner_navbar .navbar-nav > li > a:hover, .inner_navbar .navbar-nav > li > a:focus {
        background-color: #f7a600;
        color: #fff;
    }

.inner_navbar .navbar-collapse {
    margin: 0 -15px;
}

.navbar-collapse {
    box-shadow: none;
    border: 0;
}

.navbar-toggle {
    float: none;
}

    .navbar-toggle .icon-bar {
        background-color: #fff;
    }

.dropdown-menu .inner_navbar {
    display: none;
}

.download_app {
    float: left;
}

    .download_app a {
        color: #fff;
        text-decoration: none;
        padding: 12px 15px 11px;
        display: block;
    }

        .download_app a:hover {
            background-color: #f7a600;
            color: #fff;
        }

    .download_app figure, .dropdown-menu .inner_navbar li:last-child figure {
        display: inline-block;
        margin-left: 5px;
    }

.dropdown-menu .account {
    display: none;
}

.dropdown-menu {
    position: static;
    display: block;
    background: none;
    box-shadow: none;
    border: 0;
    float: none;
    transition: all .5s;
    -webkit-transition: all .5s;
    -moz-transition: all .5s;
    -ms-transition: all .5s;
}

.close_mobile_menu {
    color: #fff;
    font-size: 30px;
    position: absolute;
    left: 15px;
    top: 15px;
    background-image: url(../images/close.svg);
    width: 30px;
    height: 30px;
    background-repeat: no-repeat;
    display: none;
}

.dropdown-menu .account ul {
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0;
}

    .dropdown-menu .account ul li {
        display: inline-block;
    }

        .dropdown-menu .account ul li a {
            color: #fff;
            background: rgba(255, 255, 255, .1);
            padding: 8px 15px;
            border-radius: 4px;
            margin-left: 5px;
            display: inline-block;
            margin-bottom: 20px;
            font-size: 15px;
        }

.dropdown-toggle {
    display: none;
    float: left;
    font-size: 21px;
    color: #FFC63C;
    padding: 32px 0;
    line-height: 1;
}

header .navbar-nav > li.open a.dropdown-toggle {
    padding-bottom: 0;
    display: none;
}

header .navbar-nav.regular_menu {
    display: flex;
    align-items: center;
    height: 74px;
    justify-content: flex-end;
}

    header .navbar-nav.regular_menu > li {
        display: inline-block;
        margin-right: 15px;
    }

        header .navbar-nav.regular_menu > li > a {
            padding: 0;
        }

            header .navbar-nav.regular_menu > li > a:hover {
                text-decoration: underline;
            }

.styled_checkbox input {
    display: none;
}

    .styled_checkbox input + label {
        margin: 0;
        position: relative;
        font-weight: normal;
        line-height: 20px;
    }

        .styled_checkbox input + label:before {
            content: "";
            background: #fff;
            width: 20px;
            height: 20px;
            border: 1px solid #ddd;
            border-radius: 4px !important;
            display: inline-block;
            vertical-align: sub;
            margin-left: 10px;
        }

        .styled_checkbox input + label:after {
            content: "\f00c";
            font-family: "FontAwesome";
            color: #2ecc71;
            position: absolute;
            right: 2px;
            top: 2px;
            line-height: 1;
            transform: scale(0);
            -webkit-transform: scale(0);
            -moz-transform: scale(0);
            -ms-transform: scale(0);
            -o-transform: scale(0);
            transition: all .2s ease;
            -webkit-transition: all .2s ease;
            -moz-transition: all .2s ease;
            -ms-transition: all .2s ease;
            -o-transition: all .2s ease;
        }

    .styled_checkbox input:checked + label:after {
        transform: none;
        -webkit-transform: none;
        -moz-transform: none;
        -ms-transform: none;
        -o-transform: none;
    }

.radio.styled, .radio-inline.styled {
    padding-right: 0;
}

    .radio.styled label, .radio-inline.styled label {
        padding-right: 0;
        font-weight: normal;
        position: relative;
    }

    .radio.styled input, .radio-inline.styled input {
        display: none;
    }

        .radio.styled input + label, .radio-inline.styled input + label {
            margin: 0;
            font-weight: normal;
            line-height: 20px;
        }

            .radio.styled input + label:before, .radio-inline.styled input + label:before {
                content: "";
                background: #fff;
                width: 20px;
                height: 20px;
                border: 1px solid #ddd;
                border-radius: 4px;
                display: inline-block;
                vertical-align: sub;
                margin-left: 10px;
                border-radius: 50%;
            }

            .radio.styled input + label:after, .radio-inline.styled input + label:after {
                content: "";
                background-color: #2ecc71;
                position: absolute;
                right: 4px;
                top: 4px;
                width: 12px;
                height: 12px;
                border-radius: 50%;
                line-height: 1;
                transform: scale(0);
                -webkit-transform: scale(0);
                -moz-transform: scale(0);
                -ms-transform: scale(0);
                -o-transform: scale(0);
                transition: all .2s ease;
                -webkit-transition: all .2s ease;
                -moz-transition: all .2s ease;
                -ms-transition: all .2s ease;
                -o-transition: all .2s ease;
            }

        .radio.styled input:checked + label:after, .radio-inline.styled input:checked + label:after {
            transform: none;
            -webkit-transform: none;
            -moz-transform: none;
            -ms-transform: none;
            -o-transform: none;
        }

input[type="email"], input.left {
    text-align: left;
    direction: ltr;
}

textarea.form-control {
    height: 100px;
    position: inherit;
    transform: none;
    -webkit-transform: none;
    -moz-transform: none;
    -ms-transform: none;
    background-color: transparent;
    resize: none;
}

.form-horizontal .control-label {
    font-weight: normal;
    text-align: right;
    padding-top: 12px;
}

    .form-horizontal .control-label span {
        font-size: 14px;
        margin-right: 5px;
        color: #666;
    }

.form-control::-webkit-input-placeholder {
    opacity: 0;
}

.form-control::-moz-placeholder {
    opacity: 0;
}

[placeholder]:-ms-input-placeholder {
    font-size: 0;
}

.form-control.show_placeholder::-webkit-input-placeholder {
    opacity: 1;
}

.form-control.show_placeholder::-moz-placeholder {
    opacity: 1;
}

.show_placeholder:-ms-input-placeholder {
    font-size: inherit;
}

::-webkit-input-placeholder {
    color: #6D6E72 !important;
    direction: rtl;
    text-align: right;
}

::-moz-placeholder {
    color: #6D6E72 !important;
    direction: rtl;
    text-align: right;
}

:-ms-input-placeholder {
    color: #6D6E72 !important;
    direction: rtl;
    text-align: right;
}

[placeholder]:focus::-webkit-input-placeholder {
    transition: opacity 0.1s 0.1s ease;
    -webkit-transition: opacity 0.1s 0.1s ease;
    -moz-transition: opacity 0.1s 0.1s ease;
    -ms-transition: opacity 0.1s 0.1s ease;
    opacity: 0;
}

[placeholder]:focus:-ms-input-placeholder {
    transition: opacity 0.1s 0.1s ease;
    -webkit-transition: opacity 0.1s 0.1s ease;
    -moz-transition: opacity 0.1s 0.1s ease;
    -ms-transition: opacity 0.1s 0.1s ease;
    opacity: 0;
}

[placeholder]:focus::-moz-placeholder {
    transition: opacity 0.1s 0.1s ease;
    -webkit-transition: opacity 0.1s 0.1s ease;
    -moz-transition: opacity 0.1s 0.1s ease;
    -ms-transition: opacity 0.1s 0.1s ease;
    opacity: 0;
}

.form-control {
    box-shadow: none;
    line-height: 30px;
    border-color: #dddddd;
    height: 45px;
    width: 100%;
    color: #6D6E72;
    -webkit-appearance: none;
    -moz-appearance: none;
    -ms-appearance: none;
}

select.form-control {
    background: #fff url(../images/input_arrow.svg) 16px center no-repeat;
    background-size: 7px;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    -ms-appearance: none;
}

    select.form-control::-ms-expand {
        display: none;
    }

input::-ms-clear {
    display: none !important;
}

.form-control:focus {
    border-color: #15a1e1;
    box-shadow: none;
}

#resetForm .btn {
    float: left;
}

.sign_in button {
    float: left;
}

.form-group .help-block {
    margin-bottom: 0;
}

dl dt {
    float: right;
    width: 210px;
}

dl dd {
    margin-bottom: 10px;
}

.btn {
    font-family: 'DroidArabicNaskh', sans-serif;
    border: 0;
    color: #fff;
    outline: 0 !important;
    transition: background 0.5s, color 0.5s, border 0.5s, opacity 0.5s;
    -webkit-transition: background 0.5s, color 0.5s, border 0.5s, opacity 0.5s;
    -moz-transition: background 0.5s, color 0.5s, border 0.5s, opacity 0.5s;
    -ms-transition: background 0.5s, color 0.5s, border 0.5s, opacity 0.5s;
    text-transform: uppercase;
    height: 38px;
    line-height: 1;
    padding: 4px 25px;
    white-space: normal;
    font-size: 15px;
}

a.btn {
    line-height: 2;
    padding: 6px 25px;
}

.btn:hover {
    opacity: 0.8;
    color: #fff;
}

.btn:focus {
    color: #fff;
}

.btn-primary {
    background-color: #3498db;
}

    .btn-primary:hover, .btn-primary:focus {
        background-color: #3498db;
        outline: 0;
    }

.btn-danger {
    background-color: #e74c3c;
}

    .btn-danger:hover, .btn-danger:focus {
        background-color: #e74c3c;
    }

.btn-success {
    background-color: #2ecc71;
    outline: 0;
}

    .btn-success:hover, .btn-success:focus {
        background-color: #2ecc71;
    }

.btn-default {
    background-color: #eee;
    outline: 0;
    color: #999;
}

    .btn-default:hover, .btn-default:focus {
        background-color: #eee;
        color: #999;
    }

.btn-warning {
    background-color: #f7a600;
    outline: 0;
}

    .btn-warning:hover, .btn-warning:focus {
        background-color: #f7a600;
    }

.btn-info {
    background-color: #2980b9;
    outline: 0;
}

    .btn-info:hover, .btn-info:focus {
        background-color: #2980b9;
        outline: 0;
    }

.btn-purple {
    background-color: #9b59b6;
}

.btn i {
    margin-left: 5px;
    font-weight: bold;
    font-size: 16px;
    vertical-align: middle;
}

.btn-outline {
    background: none;
    border: 1px solid #ddd;
    color: #000;
}

    .btn-outline.btn-success {
        border-color: #2ecc71;
        color: #2ecc71;
    }

        .btn-outline.btn-success:hover, .btn-outline.btn-success:focus:hover {
            color: #fff;
            background: #2ecc71;
        }

        .btn-outline.btn-success:focus {
            background: none;
            color: #2ecc71;
        }

    .btn-outline.btn-danger {
        border-color: #e74c3c;
        color: #e74c3c;
    }

        .btn-outline.btn-danger:hover, .btn-outline.btn-danger:focus:hover {
            color: #fff;
            background: #e74c3c;
        }

        .btn-outline.btn-danger:focus {
            background: none;
            color: #e74c3c;
        }

    .btn-outline.btn-primary {
        border-color: #3498db;
        color: #3498db;
    }

        .btn-outline.btn-primary:hover, .btn-outline.btn-primary:focus:hover {
            color: #fff;
            background: #3498db;
        }

        .btn-outline.btn-primary:focus {
            background: none;
            color: #3498db;
        }

.buttons_group .btn {
    float: left;
    margin-right: 5px;
    margin-bottom: 5px;
}

.column_input {
    column-count: 2;
    -webkit-column-count: 2;
    -moz-column-count: 2;
    -ms-column-count: 2;
    column-gap: 30px;
    -webkit-column-gap: 30px;
    -moz-column-gap: 30px;
    -ms-column-gap: 30px;
}

.alert {
    display: none;
    color: #fff;
    border: 0;
    position: relative;
    padding-right: 62px;
    overflow: auto;
    direction: rtl;
}

    .alert:before {
        content: ' ';
        position: absolute;
        top: 0;
        bottom: 0;
        right: 3em;
        display: inline-block;
        border-left: 1px solid transparent;
    }

    .alert:after {
        position: absolute;
        top: 50%;
        right: 1em;
        min-width: 1.1em;
        text-align: center;
        font-family: "FontAwesome";
        font-style: normal;
        font-weight: normal;
        line-height: 0;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

    .alert a {
        color: #fff;
        text-decoration: underline;
    }

.alert-danger {
    background-color: #f2777a;
}

    .alert-danger:before {
        border-color: #f48e91;
    }

    .alert-danger:after {
        content: "\f00d";
    }

.alert-success {
    background-color: #99cc99;
}

    .alert-success:before {
        border-color: #aad5aa;
    }

    .alert-success:after {
        content: "\f00c";
    }

.alert-warning {
    background-color: #ffcc66;
}

    .alert-warning:before {
        border-color: #ffd480;
    }

    .alert-warning:after {
        content: "\f071";
    }

.alert-info {
    background-color: #6699cc;
}

    .alert-info:before {
        border-color: #79a6d2;
    }

    .alert-info:after {
        content: "\f129";
    }

.shown_alert {
    padding: 15px;
    background-color: transparent;
}

    .shown_alert a {
        color: #F9A11B;
    }

    .shown_alert:before, .shown_alert:after {
        display: none;
    }

.alert-danger.shown_alert {
    border: 2px solid #f2777a;
    color: #f2777a;
}

#uploader {
    overflow: auto;
    margin-bottom: 15px;
}

    #uploader span.btn {
        float: right;
        width: 30%;
        border-radius: 0 4px 4px 0;
        padding: 4px 8px;
    }

        #uploader span.btn span {
            float: none;
        }

    #uploader .progress {
        margin-bottom: 0;
        height: 38px;
        border-radius: 4px 0 0 4px;
        box-shadow: none;
        width: 70%;
    }

        #uploader .progress .progress-bar {
            background-color: #ddd;
            box-shadow: none;
        }

.fileinput-button input {
    position: absolute;
    top: 0;
    right: 0;
    margin: 0;
    opacity: 0;
    -ms-filter: 'alpha(opacity=0)';
    font-size: 80px;
    direction: ltr;
    cursor: pointer;
}

input.error:focus ~ label.error {
    display: none;
}

label.error {
    background-color: #e74c3c;
    color: #fff;
    padding: 5px 10px;
    border-radius: 4px;
    font-weight: normal;
    right: 0;
    top: 0;
    position: absolute;
    transform: translateY(-120%);
    -webkit-transform: translateY(-120%);
    -moz-transform: translateY(-120%);
    -ms-transform: translateY(-120%);
}

.form-group label.error {
    right: 15px;
    max-width: calc(100% - 30px);
}

label.error:after {
    content: "\f0d7";
    font-family: "FontAwesome";
    position: absolute;
    color: #e74c3c;
    bottom: -10px;
    line-height: .5;
    font-size: 34px;
    transform: translateX(-50%);
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    left: 50%;
}

.form-control.error, .field-validation-error, .chzn-container-multi.error .chzn-choices {
    border-color: #e74c3c;
    padding: 6px 12px;
    background-color: transparent;
    color: #6D6E72;
}

.chzn-container.active .chzn-choices {
    border-color: #15a1e1;
}

textarea.form-control + .error {
    transform: translateY(calc(-100% - 110px));
    -webkit-transform: translateY(calc(-100% - 110px));
    -moz-transform: translateY(calc(-100% - 110px));
    -ms-transform: translateY(calc(-100% - 110px));
}

.not_available {
    background-color: #e74c3c;
    color: #fff;
    padding: 4px 10px;
    border-radius: 4px;
    position: absolute;
    left: 15px;
    top: -43px;
    font-weight: normal;
}

    .not_available:after {
        content: "\f0d7";
        font-family: "FontAwesome";
        position: absolute;
        color: #e74c3c;
        font-size: 38px;
        top: 3px;
        transform: translateX(-50%);
        -webkit-transform: translateX(-50%);
        -moz-transform: translateX(-50%);
        -ms-transform: translateX(-50%);
        left: 50%;
    }

    .not_available + input, .field-validation-error {
        border-color: #e74c3c;
    }

.available {
    background-color: #2ecc71;
    color: #fff;
    padding: 5px 10px;
    border-radius: 4px;
    position: absolute;
    left: 15px;
    top: -43px;
    font-weight: normal;
}

    .available:after {
        content: "\f0d7";
        font-family: "FontAwesome";
        position: absolute;
        color: #2ecc71;
        font-size: 38px;
        top: 3px;
        transform: translateX(-50%);
        -webkit-transform: translateX(-50%);
        -moz-transform: translateX(-50%);
        -ms-transform: translateX(-50%);
        left: 50%;
    }

    .available + input {
        border-color: #2ecc71;
    }

.responsive {
    max-width: 100%;
}

.table-bordered {
    border-color: #ececed !important;
}

.table > thead > tr > th {
    text-align: center;
    vertical-align: middle;
    font-weight: normal;
    background: #f9f9fa;
    border-bottom: 0;
}

.table.two_head > thead > tr:first-child > th {
    text-align: right;
}

.table > tbody > tr > td {
    text-align: center;
    vertical-align: middle;
}

.table tbody td.success {
    background: none !important;
    color: #2ecc71 !important;
}

.table tbody td.danger {
    background: none !important;
    color: #e74c3c !important;
}

.table tbody td.warning {
    background: none !important;
    color: #FFC63C !important;
}

.table tbody td.skipped {
    background: none !important;
    color: #666 !important;
}

.table-bordered > thead > tr > th, .table-bordered > tbody > tr > th, .table-bordered > tfoot > tr > th, .table-bordered > thead > tr > td, .table-bordered > tbody > tr > td, .table-bordered > tfoot > tr > td {
    border-color: #ececed !important;
}

.overview_table .table {
    border-color: #eee !important;
}

.overview_table .heading:focus {
    outline: 0 !important;
}

.course_statistics .all_open table thead tr:last-child th {
    background-color: transparent;
}

.overview_table .heading {
    position: relative;
    background-color: #f7f7f7;
    border: 1px solid #ececed;
    border-radius: 4px;
    padding: 15px 8px;
    font-weight: bold;
    color: #77787a;
    margin: 15px 0 0;
}

    .overview_table .heading h4 {
        font-weight: bold;
        color: #77787a;
        margin: 0;
    }

    .overview_table .heading:first-of-type {
        margin-top: 0;
    }

.all_open .heading.accordion-header-active, .all_open .heading.ui-state-active {
    margin-bottom: 0;
    border-radius: 4px 4px 0 0;
    border-bottom: 0;
}

#student_chart {
    min-width: 280px !important;
}

.statistics_chart {
    position: relative;
    margin-top: 20px;
}

    .statistics_chart.assignments {
        padding-bottom: 60px;
    }

    .statistics_chart .data {
        text-align: center;
        width: 280px;
        height: 285px;
        position: absolute;
        left: 50%;
        top: 0;
        z-index: 9999;
        transform: translateX(-50%);
        -webkit-transform: translateX(-50%);
        -moz-transform: translateX(-50%);
        -ms-transform: translateX(-50%);
    }

        .statistics_chart .data figure {
            width: 120px;
            height: 120px;
            padding: 6px;
            background-color: #fff;
            border-radius: 50%;
            margin: 0 auto;
            position: absolute;
            top: 38px;
            left: 50%;
            transform: translateX(-50%);
            -webkit-transform: translateX(-50%);
            -moz-transform: translateX(-50%);
            -ms-transform: translateX(-50%);
        }

            .statistics_chart .data figure img {
                border-radius: 50%;
                width: 108px;
                height: 108px;
            }

        .statistics_chart .data h4 {
            font-weight: bold;
            color: #6d6e71;
            padding-top: 200px;
            margin: 0 auto;
            max-width: 250px;
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
        }

.statistics_data {
    background-color: #fcfcfc;
    border: 1px solid #ececed;
    border-radius: 4px;
    padding: 30px 30px 0;
}

    .statistics_data .col-sm-3, .statistics_data .col-sm-4 {
        border-left: 1px solid #f1f1f1;
        margin-bottom: 30px;
    }

        .statistics_data .col-sm-3:last-child, .statistics_data .col-sm-4:last-child {
            border-left: 0;
        }

    .statistics_data .icon {
        display: block;
        color: #000;
        border: 2px solid #000;
        width: 50px;
        height: 50px;
        border-radius: 50%;
        text-align: center;
        font-size: 30px;
        padding-top: 3px;
        margin: 0 auto;
    }

    .statistics_data .total_questions .icon i {
        margin-right: 2px;
    }

    .statistics_data .correct_answers .icon {
        color: #2ecc71;
        border-color: #2ecc71;
    }

    .statistics_data .wrong_answers .icon {
        color: #e74c3c;
        border-color: #e74c3c;
    }

    .statistics_data .skipped_answers .icon {
        color: #ccc;
        border-color: #ccc;
        padding-top: 2px;
    }

        .statistics_data .skipped_answers .icon i {
            font-size: 22px;
            transform: scale(-1, 1);
            -webkit-transform: scale(-1, 1);
            -moz-transform: scale(-1, 1);
            -ms-transform: scale(-1, 1);
        }

            .statistics_data .skipped_answers .icon i:first-child {
                margin-left: -13px;
                margin-right: 2px;
            }

    .statistics_data span {
        font-size: 24px;
        font-weight: bold;
        color: #666;
        display: block;
        margin-top: 10px;
    }

    .statistics_data h4 {
        font-size: 14px;
        color: #000;
        margin: 0;
        display: block;
        white-space: nowrap;
    }

    .statistics_data a {
        text-decoration: none;
    }

        .statistics_data a:hover h4 {
            text-decoration: underline;
        }

    .statistics_data .correct_answers h4 {
        color: #2ecc71;
    }

    .statistics_data .wrong_answers h4 {
        color: #e74c3c;
    }

    .statistics_data .skipped_answers h4 {
        color: #ccc;
    }

    .statistics_data .view_report span {
        font-size: 18px;
        line-height: 36px;
    }

    .statistics_data .view_report .icon {
        border-color: #f7a600;
        font-size: 25px;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 0;
    }

        .statistics_data .view_report .icon i {
            color: #f7a600;
        }

    .statistics_data .view_report h4 {
        color: #f7a600;
    }

.highcharts-legend {
    display: none;
}

.highcharts-container svg > text {
    display: none;
}

.highcharts-button {
    display: none;
}

.chapter {
    -webkit-column-break-inside: avoid;
    page-break-inside: avoid;
    break-inside: avoid;
    padding-bottom: 30px;
}

    .chapter ul {
        list-style: none;
        padding: 15px 0 0px;
        margin: 0;
        position: relative;
    }

    .chapter li {
        display: block;
    }

        .chapter li label, .chapter li span {
            color: #000;
            display: inline-block;
            padding-right: 35px;
            position: relative;
            margin-bottom: 15px;
            font-family: 'STIX_regular', sans-serif;
            font-size: 18px;
        }

            .chapter li span, .chapter li span svg use {
                color: #ccc;
                fill: #ccc;
            }

                .chapter li label:before, .chapter li span:before {
                    content: "";
                    border: 1px solid #ddd;
                    width: 25px;
                    height: 25px;
                    position: absolute;
                    border-radius: 50%;
                    right: 3px;
                    top: -2px;
                    background-color: #fff;
                }

.assignment_chapters {
    padding-right: 45px;
    column-count: 1;
    -webkit-column-count: 1;
    -moz-column-count: 1;
    -ms-column-count: 1;
    column-gap: 0;
    -webkit-column-gap: 0;
    -moz-column-gap: 0;
    -ms-column-gap: 0;
}

    .assignment_chapters .chapter .styled_checkbox {
        position: absolute;
        top: 6px;
        right: 6px;
    }

        .assignment_chapters .chapter .styled_checkbox label:after {
            display: block;
            width: auto;
            height: auto;
            background-color: transparent;
            font-size: 14px;
            right: 5px;
            top: 1px;
        }

        .assignment_chapters .chapter .styled_checkbox input + label:before {
            width: 18px;
            height: 18px;
        }

        .assignment_chapters .chapter .styled_checkbox label:after {
            content: "\f00c";
        }

        .assignment_chapters .chapter .styled_checkbox input:checked + label:before {
            transform: none;
            -webkit-transform: none;
            -moz-transform: none;
            -ms-transform: none;
            -o-transform: none;
        }

.new_assignment .chapter li {
    position: relative;
}

    .new_assignment .chapter li label {
        color: #000;
        display: inline-block;
        padding-right: 35px;
        position: relative;
        margin-bottom: 15px;
        font-family: 'STIX_regular', sans-serif;
    }

    .new_assignment .chapter li label, .new_assignment .chapter li span {
        padding-right: 40px;
    }

        .new_assignment .chapter li label:before, .new_assignment .chapter li span:before {
            width: 30px;
            height: 30px;
        }

        .new_assignment .chapter li label:after, .new_assignment .chapter li span:after {
            width: 22px;
            height: 22px;
        }

.new_assignment .chapter ul:before {
    right: 17px;
}

.new_assignment .chapter li label:after {
    display: none;
}

.instances_select .styled_checkbox {
    float: right;
}

.instances_select .help-block {
    margin-left: 10px;
}

.instances_select .question {
    float: right;
    width: 100%;
    margin-bottom: 15px;
    border: 1px solid #ddd;
    padding: 15px;
    border-radius: 4px;
}

    .instances_select .question .btn.pull-right {
        margin-right: 15px;
    }

    .instances_select .question .answers {
        margin-bottom: 0;
    }

.instances_select h4 {
    margin-top: 20px;
    border-bottom: 1px solid #ddd;
    margin-bottom: 15px;
}

.remaining_questions {
    color: #3498db;
    float: left;
    background: #fff;
    width: 100%;
    padding-top: 15px;
    padding-bottom: 15px;
}

    .remaining_questions p {
        color: #e74c3c;
        float: right;
    }

    .remaining_questions.fixed {
        position: fixed;
        top: 0;
        z-index: 9;
    }

.asignment_choosed_details {
    background-color: #f8f8f8;
    padding: 30px 30px 0;
    margin-bottom: 30px;
}

    .asignment_choosed_details .row {
        position: relative;
        padding-bottom: 30px;
        float: right;
        width: 100%;
    }

        .asignment_choosed_details .row:after {
            bottom: 0;
            right: 50%;
            border: solid transparent;
            content: " ";
            height: 0;
            width: 0;
            position: absolute;
            pointer-events: none;
            border-color: rgba(136, 183, 213, 0);
            border-top-color: #fff;
            border-width: 15px;
            margin-right: -15px;
            transform: scale(-1);
            -webkit-transform: scale(-1);
            -moz-transform: scale(-1);
            -ms-transform: scale(-1);
        }

    .asignment_choosed_details h4 {
        margin-top: 0;
        font-weight: bold;
        margin-bottom: 20px;
        max-width: 100%;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
    }

    .asignment_choosed_details .row h4 {
        font-weight: normal;
        color: #909090;
        margin-bottom: 0;
    }

    .asignment_choosed_details time {
        color: #909090;
    }

        .asignment_choosed_details time i {
            font-size: 26px;
            margin-left: 10px;
            vertical-align: middle;
        }

        .asignment_choosed_details time span {
            display: inline-block;
        }

        .asignment_choosed_details time.start i {
            color: #FFC63C;
        }

        .asignment_choosed_details time.end i {
            color: #3498db;
        }

.ui-datepicker {
    left: 15px !important;
    top: 45px !important;
    width: 17em;
    display: none;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, .1);
    -webkit-box-shadow: 0px 0px 10px rgba(0, 0, 0, .1);
    -moz-box-shadow: 0px 0px 10px rgba(0, 0, 0, .1);
    -ms-box-shadow: 0px 0px 10px rgba(0, 0, 0, .1);
}

    .ui-datepicker .ui-datepicker-header {
        position: relative;
        padding: .2em 0;
        background-color: #eee;
    }

    .ui-datepicker .ui-datepicker-prev, .ui-datepicker .ui-datepicker-next {
        position: absolute;
        top: 2px;
        width: 1.8em;
        height: 1.8em;
        text-align: center;
        padding-top: 5px;
        cursor: pointer;
    }

        .ui-datepicker .ui-datepicker-prev:before {
            content: "\f053";
            font-family: "FontAwesome";
        }

        .ui-datepicker .ui-datepicker-next:before {
            content: "\f054";
            font-family: "FontAwesome";
        }

        .ui-datepicker .ui-datepicker-prev:hover, .ui-datepicker .ui-datepicker-next:hover {
            text-decoration: none;
        }

    .ui-datepicker .ui-datepicker-prev {
        left: 2px;
    }

    .ui-datepicker .ui-datepicker-next {
        right: 2px;
    }

        .ui-datepicker .ui-datepicker-prev span, .ui-datepicker .ui-datepicker-next span {
            display: block;
            position: absolute;
            left: 50%;
            margin-left: -8px;
            top: 50%;
            margin-top: -8px;
            display: none;
        }

    .ui-datepicker .ui-datepicker-title {
        margin: 0 2.3em;
        line-height: 1.8em;
        text-align: center;
    }

        .ui-datepicker .ui-datepicker-title select {
            font-size: 1em;
            margin: 1px 0;
            background: #fff url(../images/input_arrow.svg) calc(100% - 10px) center no-repeat;
            border: 0;
            border-color: #ddd;
            padding: 0px 10px;
            background-size: 7px;
            appearance: none;
            -webkit-appearance: none;
            -moz-appearance: none;
            -ms-appearance: none;
        }

    .ui-datepicker select.ui-datepicker-month, .ui-datepicker select.ui-datepicker-year {
        width: 45%;
    }

    .ui-datepicker table {
        width: 100%;
        font-size: .9em;
        border-collapse: collapse;
        margin: 0 0 .4em;
        background: #fff;
        border: 0;
    }

        .ui-datepicker table.ui-datepicker-calendar thead tr th {
            padding: .7em .3em;
            text-align: center;
            font-weight: bold;
            background: transparent;
            border: 0 !important;
            color: #000;
            height: auto;
            width: auto;
        }

        .ui-datepicker table.ui-datepicker-calendar td {
            border: 0 !important;
            padding: 1px;
        }

    .ui-datepicker td span, .ui-datepicker td a {
        display: block;
        padding: .2em;
        text-decoration: none;
        color: #999 !important;
        text-align: center;
    }

    .ui-datepicker td.ui-state-disabled span, .ui-datepicker.ui-state-disabled td a {
        color: #dddddd !important;
    }

    .ui-datepicker td.ui-datepicker-today a {
        background-color: #eee;
        color: #000 !important;
        border-radius: 4px;
    }

    .ui-datepicker td.ui-datepicker-today.ui-state-disabled a {
        background-color: transparent;
        color: #999 !important;
    }

    .ui-datepicker td span:hover, .ui-datepicker td a:hover {
        color: #000 !important;
    }

    .ui-datepicker .ui-datepicker-buttonpane {
        background-image: none;
        margin: .7em 0 0 0;
        padding: 0 .2em;
        border-left: 0;
        border-right: 0;
        border-bottom: 0;
    }

        .ui-datepicker .ui-datepicker-buttonpane button {
            float: right;
            margin: .5em .2em .4em;
            cursor: pointer;
            padding: .2em .6em .3em .6em;
            width: auto;
            overflow: visible;
        }

            .ui-datepicker .ui-datepicker-buttonpane button.ui-datepicker-current {
                float: left;
            }

.form-control[disabled], .form-control[readonly], fieldset[disabled] .form-control {
    background-color: #fff;
}

.ui-datepicker.ui-datepicker-multi {
    width: auto;
}

.ui-datepicker-multi .ui-datepicker-group {
    float: left;
}

    .ui-datepicker-multi .ui-datepicker-group table {
        width: 95%;
        margin: 0 auto .4em;
    }

.ui-datepicker-multi-2 .ui-datepicker-group {
    width: 50%;
}

.ui-datepicker-multi-3 .ui-datepicker-group {
    width: 33.3%;
}

.ui-datepicker-multi-4 .ui-datepicker-group {
    width: 25%;
}

.ui-datepicker-multi .ui-datepicker-group-last .ui-datepicker-header, .ui-datepicker-multi .ui-datepicker-group-middle .ui-datepicker-header {
    border-left-width: 0;
}

.ui-datepicker-multi .ui-datepicker-buttonpane {
    clear: left;
}

.ui-datepicker-row-break {
    clear: both;
    width: 100%;
    font-size: 0;
}

.ui-datepicker-rtl {
    direction: rtl;
}

    .ui-datepicker-rtl .ui-datepicker-prev {
        right: 2px;
        left: auto;
    }

    .ui-datepicker-rtl .ui-datepicker-next {
        left: 2px;
        right: auto;
    }

    .ui-datepicker-rtl .ui-datepicker-prev:hover {
        right: 1px;
        left: auto;
    }

    .ui-datepicker-rtl .ui-datepicker-next:hover {
        left: 1px;
        right: auto;
    }

    .ui-datepicker-rtl .ui-datepicker-buttonpane {
        clear: right;
    }

        .ui-datepicker-rtl .ui-datepicker-buttonpane button {
            float: left;
        }

            .ui-datepicker-rtl .ui-datepicker-buttonpane button.ui-datepicker-current, .ui-datepicker-rtl .ui-datepicker-group {
                float: right;
            }

    .ui-datepicker-rtl .ui-datepicker-group-last .ui-datepicker-header, .ui-datepicker-rtl .ui-datepicker-group-middle .ui-datepicker-header {
        border-right-width: 0;
        border-left-width: 1px;
    }

.ui-datepicker-trigger {
    position: absolute;
    width: 27px;
    background: none;
    border: 0;
    left: 25px;
    top: 11px;
    text-indent: -9999px;
}

    .ui-datepicker-trigger:before {
        font-family: "FontAwesome";
        content: "\f073";
        position: absolute;
        left: 0;
        top: -2px;
        color: #999;
        font-size: 18px;
        text-indent: 0;
    }

.chzn-container {
    width: 100% !important;
    font-size: inherit;
    display: table;
    min-height: 45px;
}

.chzn-container-multi .chzn-choices {
    background: none;
    border-color: #ddd;
    border-radius: 4px;
    background: #fff url(../images/input_arrow.svg) calc(100% - 16px) center no-repeat;
    background-size: 7px;
    display: table-cell;
    vertical-align: middle;
    padding: 0 30px 0 7px;
}

    .chzn-container-multi .chzn-choices li.search-field {
        width: 100%;
        line-height: 42px;
        padding-right: 5px;
    }

.chzn-container-multi.chzn-container-active .chzn-choices li.search-field {
    width: auto;
    line-height: 27px;
    margin-top: 5px;
}

.chzn-container-multi .chzn-choices li.search-field input {
    font-family: inherit;
    display: none;
    padding: 0;
    width: 100% !important;
    height: 30px;
    line-height: 40px;
}

    .chzn-container-multi .chzn-choices li.search-field input.default {
        display: inline-block;
    }

.chzn-with-drop .chzn-choices li.search-field input {
    display: inline-block;
}

.chzn-container-active .chzn-choices {
    box-shadow: none;
    border-color: #15a1e1;
    border-radius: 4px 4px 0 0;
}

.chzn-container-multi .chzn-choices li.search-choice {
    background: transparent;
    background: #f3f5f8;
    border: 1px solid #dde0e6;
    margin: 5px;
    padding: 6px 20px 6px 5px;
}

    .chzn-container-multi .chzn-choices li.search-choice .search-choice-close {
        background: url(../images/chosen-sprite.png) -42px 1px no-repeat;
        transition: none;
        -webkit-transition: none;
        -moz-transition: none;
        -ms-transition: none;
        top: 7px;
    }

.chzn-container .chzn-results li {
    text-align: right;
}

@media only all and (-webkit-min-device-pixel-ratio: 2),only screen and (min-resolution: 144dpi) {
    .chzn-rtl .chzn-search input, .chzn-container-single .chzn-single abbr, .chzn-container-single .chzn-single div b, .chzn-container-single .chzn-search input, .chzn-container-multi .chzn-choices .search-choice .search-choice-close, .chzn-container .chzn-results-scroll-down span, .chzn-container .chzn-results-scroll-up span {
        background-image: url(../images/chosen-sprite@2x.png) !important;
        background-size: 52px 37px !important;
        background-repeat: no-repeat !important;
    }
}

.input-number {
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 4px;
    position: relative;
    height: 40px;
    width: 70px;
    float: left;
}

    .input-number.width_auto {
        width: 100%;
        float: none;
    }

    .input-number input {
        border: none;
        display: inline-block;
        height: 100%;
        padding: 0 10px;
        outline: none;
        position: relative;
        color: #999;
        border-radius: 4px;
        width: calc(100% - 20px);
    }

.input-number-increment, .input-number-decrement {
    background-color: transparent;
    border: 0;
    border-right: 1px solid #e6ebee;
    cursor: pointer;
    display: block;
    outline: none;
    position: absolute;
    width: 28px;
    height: 22px;
    line-height: 18px;
    text-align: center;
    left: 0;
}

    .input-number-increment:hover:before {
        border-bottom-color: #0073ba;
    }

    .input-number-decrement:hover:before {
        border-top-color: #0073ba;
    }

.input-number-increment {
    top: 0;
}

.input-number-decrement {
    bottom: 0;
}

    .input-number-increment:before, .input-number-decrement:before {
        content: '';
        display: inline-block;
        vertical-align: middle;
        width: 0;
        height: 0;
        border-left: 5px solid transparent;
        border-right: 5px solid transparent;
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        -webkit-transform: translate(-50%, -50%);
        -moz-transform: translate(-50%, -50%);
        -ms-transform: translate(-50%, -50%);
    }

.input-number-increment:before {
    border-bottom: 5px solid #0ca6f2;
}

.input-number-decrement:before {
    border-top: 5px solid #0ca6f2;
}

.assignment_overview .overview_table .table, .assignment_overview .table.head, .assignment_questions .overview_table .table, .assignment_questions .table.head {
    margin: 0;
}

.assignment_overview .table.head, .assignment_questions .table.head {
    border-color: #eee;
    border-bottom: 0 !important;
}

.assignment_overview .content .table tbody td, .assignment_overview .content .table {
    border-top: 0;
    text-align: right;
}

.assignment_overview .table.table-curved, .assignment_questions .table.table-curved {
    border-radius: 4px 4px 0 0;
}

.assignment_overview table th, .assignment_overview table td, .assignment_questions table th, .assignment_questions table td {
    padding: 20px 15px !important;
}

.assignment_overview .heading {
    outline: 0;
    cursor: pointer;
    margin-top: 5px;
}

.assignment_overview .table {
    margin-bottom: 0;
}

.assignment_overview .table-bordered > tbody > tr > td {
    border-right: 0 !important;
    border-left: 0 !important;
}

.assignment_overview .heading.heading_table thead tr.header_row th {
    font-weight: bold;
}

.date_cell {
    width: 130px;
}

.custom_width.med {
    width: 130px;
}

.table.has_menu thead th:last-child {
    width: 45px;
}

.table ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

    .table ul.dropmenu {
        text-align: right;
        margin: 0;
        list-style: none;
        background-color: #fff;
        box-shadow: 0px 0px 8px rgba(0, 0, 0, .1);
        -webkit-box-shadow: 0px 0px 8px rgba(0, 0, 0, .1);
        -moz-box-shadow: 0px 0px 8px rgba(0, 0, 0, .1);
        -ms-box-shadow: 0px 0px 8px rgba(0, 0, 0, .1);
        padding: 5px 0;
        width: 260px;
        border: 0;
        top: 0;
        right: inherit;
        left: 0;
        z-index: 9999999999;
    }

        .table ul.dropmenu:after {
            display: none;
        }

    .table ul li a {
        padding: 15px 20px;
        display: block;
        color: #a1a1a3;
        border-bottom: 1px solid #f6f6f6;
        font-weight: normal;
    }

    .table ul li:last-child a {
        border-bottom: 0;
    }

    .table ul li a i {
        margin-left: 10px;
        font-size: 20px;
        vertical-align: middle;
    }

    .table ul li a:hover {
        color: #000;
        background-color: transparent;
        text-decoration: none;
    }

.actions_menu i {
    margin-left: 0;
    font-size: 27px;
}

.actions_menu {
    background: none;
    color: #a3a7a8;
    font-size: 27px;
    padding: 0 !important;
    margin: 0;
    height: auto;
    line-height: 0;
}

    .actions_menu:hover, .actions_menu:focus {
        background: none;
        color: #a3a7a8;
        font-size: 27px;
        padding: 0;
        margin: 0;
        height: auto;
        line-height: initial;
    }

.table ul.dropmenu {
    text-align: right;
    margin: 0;
    list-style: none;
    background-color: #fff;
    box-shadow: 0px 0px 8px rgba(0, 0, 0, .1);
    -webkit-box-shadow: 0px 0px 8px rgba(0, 0, 0, .1);
    -moz-box-shadow: 0px 0px 8px rgba(0, 0, 0, .1);
    -ms-box-shadow: 0px 0px 8px rgba(0, 0, 0, .1);
    padding: 5px 0;
    width: 260px;
    border: 0;
    top: 0;
    right: inherit;
    left: 0;
    z-index: 9999999999;
}

    .table ul.dropmenu:after {
        display: none;
    }

.heading_table.pending tr.pending th {
    height: 61px !important;
    color: #B1AEAE;
    text-align: center;
}

.heading_table.pending {
    pointer-events: none;
    cursor: default;
}

.table .graph {
    white-space: nowrap;
    text-align: left;
}

    .table .graph .total {
        height: 6px;
        width: 100px;
    }

    .table .graph .score {
        float: none;
    }

    .table .graph .graph_level {
        width: auto;
        color: #6d6e71;
        font-weight: normal;
        font-size: 14px;
    }

.header {
    background: url(../images/header_background.png) top center;
    margin: -30px 0 0;
    position: relative;
    height: 450px;
}

    .header .details {
        position: relative;
        z-index: 9;
        color: #fff;
        margin-top: 100px;
        padding-left: 36%;
    }

        .header .details:before {
            content: "";
            background-image: url(../images/iphone.png);
            background-repeat: no-repeat;
            background-position: left center;
            position: absolute;
            background-size: contain;
            left: 0;
            top: -40px;
            width: 270px;
            height: 500px;
        }

    .header h1 {
        color: #fff;
        font-size: 35px;
        font-weight: bold;
        margin-bottom: 20px;
        margin-top: 0;
    }

    .header p {
        margin-bottom: 30px;
    }

.google_store, .apple_store {
    margin-left: 5px;
    height: 50px;
    text-indent: -9999px;
    display: inline-block;
    width: 160px;
    background-size: 100%;
    background-repeat: no-repeat;
}

body.en a.google_store {
    background-image: url(../images/google_store_badge_en.svg);
}

body.ar a.google_store {
    background-image: url(../images/google_store_badge_ar.svg);
}

body.fr a.google_store {
    background-image: url(../images/google_store_badge_fr.svg);
}

body.en a.apple_store {
    background-image: url(../images/app_store_badge_en.svg);
}

body.ar a.apple_store {
    background-image: url(../images/app_store_badge_ar.svg);
}

body.fr a.apple_store {
    background-image: url(../images/app_store_badge_fr.svg);
}

.app_features {
    padding: 200px 0 100px;
    color: #999;
}

    .app_features h2 {
        color: #333;
        font-weight: bold;
        margin-bottom: 0;
    }

    .app_features p {
        margin-bottom: 40px;
        color: #666;
    }

    .app_features .col-md-4 figure img {
        width: 301px;
        height: 562px;
    }

    .app_features .col-md-4 p:last-child {
        margin-bottom: 0;
    }

.app_screens {
    margin: 0;
    background-image: url(../images/squares.png);
    padding: 60px 0 120px;
    overflow: hidden;
    position: relative;
    background-size: contain;
}

    .app_screens .owl-carousel {
        direction: ltr;
        height: 418px;
    }

    .app_screens h2 {
        color: #ea2a24;
        text-align: center;
        font-size: 48px;
        margin-top: 0;
        margin-bottom: 100px;
    }

    .app_screens .item figure {
        width: 230px;
        margin: 0 auto;
        transform: translateX(-2px);
        -webkit-transform: translateX(-2px);
        -moz-transform: translateX(-2px);
        -ms-transform: translateX(-2px);
        -o-transform: translateX(-2px);
    }

    .app_screens .owl-theme .owl-controls .owl-nav div svg {
        border: 0;
        width: 80px;
        height: 80px;
        padding: 0;
    }

        .app_screens .owl-theme .owl-controls .owl-nav div svg polygon {
            fill: #000 !important;
        }

    .app_screens .owl-theme .owl-controls .owl-nav .owl-next {
        margin-right: 30px;
    }

    .app_screens .owl-theme .owl-controls .owl-nav .owl-prev {
        margin-left: 30px;
    }

    .app_screens:before {
        content: "";
        position: absolute;
        left: 50%;
        top: 170px;
        bottom: 0;
        transform: translateX(-50%);
        -webkit-transform: translateX(-50%);
        -moz-transform: translateX(-50%);
        -ms-transform: translateX(-50%);
        width: 310px;
        background-size: contain;
        background-image: url(../images/iphone_empty.png);
        z-index: 99;
        background-repeat: no-repeat;
    }

    .app_screens .owl-item {
        opacity: 0.5;
        transition: all 0.5s ease;
        -webkit-transition: all 0.5s ease;
        -moz-transition: all 0.5s ease;
        -ms-transition: all 0.5s ease;
    }

        .app_screens .owl-item.center {
            opacity: 1;
        }

.download_now {
    padding: 130px 0 240px;
}

    .download_now .details {
        position: relative;
        z-index: 9;
        padding-right: 35%;
        padding-top: 120px;
    }

        .download_now .details:before {
            content: "";
            background-image: url(../images/iphone_black.png);
            background-size: contain;
            background-repeat: no-repeat;
            background-position: left center;
            position: absolute;
            right: 0;
            top: -40px;
            width: 237px;
            height: 522px;
        }

    .download_now h2 {
        color: #000;
        font-size: 35px;
        font-weight: bold;
        margin-bottom: 20px;
        margin-top: 0;
    }

    .download_now p {
        margin-bottom: 30px;
    }

.apps:first-child h2 {
    margin-top: 0;
}

.app {
    border: 1px solid #ccc;
    padding: 15px;
    border-radius: 4px;
    margin-bottom: 30px;
}

.apps h2 {
    margin-top: 0;
}

.app figure {
    display: inline-block;
    vertical-align: middle;
    margin-left: 10px;
}

.app a {
    text-decoration: none;
}

.app h4 {
    margin-bottom: 0;
    display: inline-block;
    font-size: 18px;
    color: #6d6e71;
    transition: color 0.5s ease;
    -webkit-transition: color 0.5s ease;
    -moz-transition: color 0.5s ease;
    -ms-transition: color 0.5s ease;
}

.apps a:hover h4 {
    color: #000000;
}

.app small {
    color: #999;
}

.apps .app label {
    padding: 4px 10px;
    position: absolute;
    left: 30px;
    background-color: #BDBDBD;
    top: 0;
    transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
}

.en {
    direction: ltr;
    font-family: "STIX_regular", sans-serif;
    font-size: 18px;
}

    .en h1, .en h2, .en h3, .en h4, .en h5, .en h6 {
        font-family: "NotoSans", sans-serif;
    }

    .en h2 {
        float: left;
    }

    .en.job div span {
        float: left;
        border-left: 0;
    }

    .en span.date {
        border-right: 1px solid #ccc;
        border-left: 0;
        float: left;
    }

    .en a.continue {
        float: right;
    }

        .en a.continue i {
            margin-left: 5px;
            -webkit-transform: none;
            -moz-transform: none;
            -ms-transform: none;
        }

    .en span i {
        margin-right: 5px;
    }

    .en .job_specifications {
        text-align: right;
    }

        .en .job_specifications span {
            float: none;
            border: 0;
        }

    .en .text-right {
        text-align: right;
    }

    .en h1 {
        font-size: 30px;
    }

    .en h2 {
        font-size: 24px;
    }

    .en h3 {
        font-size: 18px;
    }

    .en h4 {
        font-size: 15px;
    }

.pagination-container .pagination {
    margin-top: 30px;
}

.en .list li {
    margin-bottom: 0;
}

    .en .list li:before {
        margin-right: 10px;
        margin-left: 0;
        float: left;
        margin-top: 0px;
        line-height: 1.2;
        transform: scale(-1, 1);
        -webkit-transform: scale(-1, 1);
        -moz-transform: scale(-1, 1);
        -ms-transform: scale(-1, 1);
        -o-transform: scale(-1, 1);
    }

.settings ul {
    float: left;
    list-style: none;
    padding: 0;
    margin: 0;
    height: 45px;
}

    .settings ul li {
        float: left;
        color: #eee;
    }

        .settings ul li a {
            float: left;
            color: #333;
            padding: 13px 20px 10px;
            border-left: 1px solid #eee;
            height: 45px;
        }

            .settings ul li a i {
                margin-right: 5px;
            }

        .settings ul li[title="ar"] a {
            line-height: 18px;
        }

.settings div {
    padding: 14px 20px 18px;
    border-right: 1px solid #eee;
    border-left: 1px solid #eee;
    float: left;
    line-height: 16px;
    height: 45px;
}

    .settings div figure {
        margin: 0 0 0 5px;
        padding: 0;
        display: inline-block;
        float: none;
        width: 20px;
        border: 0;
    }

.topbar .settings {
    font-size: 15px;
}

@media screen and (-ms-high-contrast: active),(-ms-high-contrast: none) {
    select.form-control {
        background-size: 32px;
    }

    .features .row.block figure img {
        height: 420px;
    }

    .about_us figure img {
        width: 467px;
        height: 280px;
    }

    .settings div figure, .latest .course figure, .latest .lesson figure {
        width: 20px;
        height: 13px;
    }

    .settings div img {
        max-height: 100%;
        max-width: 100%;
    }

    .box figure {
        height: 55px;
    }

    .owl-carousel .owl-item img {
        width: 98.2%;
    }
}

@supports (-ms-accelerator: true) {
    .latest .course figure, .latest .lesson figure;

{
    width: auto;
    height: auto;
}

.latest .course figure img, .latest .lesson figure img {
    width: 21px;
}

}

@-moz-document url-prefix() {
    .button_upload_file.error;

{
    display: block;
    background-color: #fff;
    color: #e74c3c;
    border: 1px solid #e74c3c;
    padding: 10px;
}

.button_upload_file.valid {
    display: block;
    position: inherit;
    transform: none;
    -webkit-transform: none;
    -moz-transform: none;
    -ms-transform: none;
    background-color: #fff;
    color: #3498db;
    border: 1px solid #3498db;
    padding: 10px;
    height: auto;
    width: 100%;
}

}

.settings div img {
    border-radius: 4px;
}

@media print {
    html, body {
        height: auto;
    }
}

@media (min-width: 768px) {
    .modal-dialog {
        width: 650px;
        margin: 30px auto;
    }
}

@media screen and (min-width: 1200px) {
    .container {
        width: 100%;
        /*max-width: 1024px;*/
    }
}

@media screen and (max-width: 1200px) {
    .container {
        width: 100%;
        /*max-width: 1024px;*/
    }
}

@media screen and (max-width: 1024px) {
    .container {
        width: 100%;
    }
}

@media screen and (min-width: 992px) {
    .container {
        width: 100%;
    }
}

@media screen and (max-width: 991px) {
    .account .welcome, .topbar .account li a, .settings ul li a {
        padding: 13px 10px;
    }

    .example.solved {
        width: 100%;
    }

    .app_banner .details {
        padding-left: 280px;
    }

        .app_banner .details h2 {
            font-size: 40px;
        }

    .app_features {
        padding: 100px 0;
    }

        .app_features .col-md-4 p:last-child, .app_features .col-md-4 p {
            margin-bottom: 30px;
        }

        .app_features .col-md-4 h2:first-child {
            margin-top: 0;
        }

    .features .row.block figure img {
        height: 400px;
    }

    .features h2, .how h2 {
        font-size: 38px;
    }

    #slider .item .text {
        width: 70%;
    }

    .owl-theme .owl-controls .owl-nav .owl-prev {
        margin-left: 30px;
    }

    .owl-theme .owl-controls .owl-nav .owl-next {
        margin-right: 30px;
    }

    .job_specifications {
        margin-bottom: 30px;
        text-align: right;
    }

    .vision_statement {
        margin-bottom: 30px;
    }

    .send_mail, .stay_in_touch {
        min-height: inherit;
    }

    .features .row.block article {
        padding: 84px 0;
    }

    .features .row.block figure {
        text-align: center;
    }

    .home_search .form-control {
        margin-bottom: 15px;
    }

    #slider .item a {
        margin-top: 20px;
        width: 150px;
        height: 42px;
        font-size: 16px;
        line-height: 15px;
    }

    #slider .item p {
        font-size: 15px;
    }

    #slider .item h2 {
        font-size: 30px;
    }

    .cookies_alert .container {
        padding-left: 10%;
    }

    .cookies_alert button.close_buttton {
        left: 30px;
    }

    .connection_requests > div {
        column-count: 3;
        -webkit-column-count: 3;
        -moz-column-count: 3;
        -ms-column-count: 3;
    }

    .request {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

        .request .sender {
            display: flex;
            flex-direction: column;
            align-items: center;
        }

            .request .sender figure {
                margin: 0 auto;
                height: 80px;
                width: 80px;
            }

            .request .sender h4 {
                display: block;
                margin-top: 10px;
                max-width: 100%;
            }

    .connections .row > div:nth-child(6n+1) {
        clear: none;
    }

    .connections .row > div:nth-child(4n+1) {
        clear: both;
    }
}

@media screen and (max-width: 767px) {
    .topbar .account li:not(.dropdown_custom) a {
        font-size: 0;
        display: flex;
        align-items: center;
        justify-content: center;
    }

        .topbar .account li:not(.dropdown_custom) a i {
            font-size: 16px;
            margin-left: 0;
        }

    .app_banner {
        margin-top: 100px;
    }

        .app_banner .details {
            padding-left: 0;
            padding-top: 310px;
        }

            .app_banner .details:before {
                top: -120px;
                right: 50%;
                height: 400px;
                transform: translateX(50%);
                -webkit-transform: translateX(50%);
                -moz-transform: translateX(50%);
                -ms-transform: translateX(50%);
            }

    .download_now {
        padding: 100px 0 130px;
    }

        .download_now h2 {
            font-size: 24px;
        }

    .header .details {
        margin-top: 90px;
        padding-left: 45%;
    }

    .header h1 {
        font-size: 24px;
    }

    .how .choose_course {
        margin: 30px 0;
    }

    footer {
        position: inherit;
    }

    .features {
        padding-bottom: 0;
    }

        .features .row.block.cyan article {
            padding-top: 0;
        }

        .features .image {
            display: none;
        }

    footer li:last-child:after {
        display: none;
    }

    footer li:last-child {
        padding: 0;
    }

    footer li:after {
        content: '•';
        position: absolute;
        top: 0;
        left: 6px;
    }

    footer li {
        width: auto;
        padding: 0 0 5px 20px;
        position: relative;
    }

    .features .row.block article {
        padding: 0;
    }

    .grid-item {
        width: 100%;
    }

    .home_search {
        display: none;
    }

    .topbar_search {
        display: none;
    }

    .topbar_search_dropdown {
        display: block;
        overflow: auto;
    }

    .blog_post_details figure {
        height: auto;
        overflow: visible;
    }

    .inner_navbar .navbar-header {
        float: none;
    }

    .modal-dialog {
        width: auto;
    }

    .blog_post img {
        max-width: 100%;
    }

    .topbar .settings {
        width: auto;
    }

    #slider {
        display: none !important;
    }

    header .collapse {
        display: block;
    }

    .navbar-header {
        float: right;
    }

    #slider {
        height: 300px;
    }

        #slider .item .text {
            width: 75%;
        }

        .owl-theme .owl-controls .owl-nav .owl-prev, #slider:hover .owl-prev {
            margin-left: 15px;
        }

        .owl-theme .owl-controls .owl-nav .owl-next, #slider:hover .owl-next {
            margin-right: 15px;
        }

    .statistics {
        overflow: auto;
        padding-top: 30px;
        display: block;
        width: 100%;
    }

    .topbar_search_dropdown input {
        background-color: #eee;
    }

    .main_content {
        padding-bottom: 50px;
    }

    .main_content {
        min-height: inherit;
    }

    footer .about_company, .sitemap h3 {
        display: none;
    }

    footer .copyright {
        margin-top: 30px;
    }

    .sitemap {
        text-align: center;
    }

    footer li {
        float: none;
        display: inline-block;
    }

    .main_content .new_courses, .main_content .tracks, .main_content .grades {
        column-count: 1;
        -webkit-column-count: 1;
        -moz-column-count: 1;
        -ms-column-count: 1;
    }

    .account-settings .form-horizontal {
        margin-right: 0;
    }

    .account-settings .image figure, .account-settings .image .links {
        margin: 0 auto;
    }

    .inner_navbar .navbar-nav > li > a {
        padding: 15px 10px;
    }

    #sign_in_popup .modal-dialog {
        width: 95%;
    }

    #sign_in_popup .modal-body button {
        float: left;
    }

    #sign_in_popup .text-center {
        text-align: center;
    }

    .connections .connection {
        margin-bottom: 15px;
    }

    .connection_requests > div {
        column-count: 2;
        -webkit-column-count: 2;
        -moz-column-count: 2;
        -ms-column-count: 2;
    }

    .connections .row > div:nth-child(6n+1) {
        clear: none;
    }

    .connections .row > div:nth-child(4n+1) {
        clear: none;
    }

    .connections .row > div:nth-child(3n+1) {
        clear: both;
    }

    .activity_list li {
        width: 33.33%;
        margin-bottom: 30px;
    }

    .assignment_chapters {
        padding-right: 20px;
    }

    .assignment_overview .content, .assignment_overview .heading {
        overflow-x: scroll;
        white-space: nowrap;
    }
}

@media screen and (max-width: 700px) {
    .dropdown-toggle, .dropdown-menu .inner_navbar, .close_mobile_menu, .dropdown-menu .account {
        display: block;
    }

    .dropdown-menu .account {
        border-bottom: 1px solid rgba(255, 255, 255, .1);
        margin-bottom: 15px;
    }

    .account .welcome {
        max-width: inherit;
    }

    .dropdown-menu.mobile_menu {
        left: 0;
    }

    .dropdown-menu {
        padding: 15px;
        margin: 0;
        position: fixed;
        background: #495052;
        top: 0;
        bottom: 0;
        left: -100%;
        right: inherit;
        width: 100%;
        border-radius: 0;
    }

    header .navbar-nav.regular_menu {
        display: block;
        height: auto;
    }

        header .navbar-nav.regular_menu > li {
            display: block;
            margin: 0;
            text-align: right;
            margin-bottom: 15px;
        }

            header .navbar-nav.regular_menu > li > a {
                color: #fff;
            }

    .inner_navbar .navbar-nav > li > a:hover {
        background: none;
        text-decoration: underline;
    }

    .mobile_menu_title {
        text-align: right;
        color: #fff;
        margin: 0;
        border-top: 1px solid rgba(255, 255, 255, .1);
        padding-top: 15px;
        font-weight: bold;
    }

    header .navbar-nav > li {
        text-align: right;
    }

    .inner_navbar .navbar-nav > li > a {
        padding: 0;
        margin-top: 15px;
        font-weight: normal;
    }

    .topbar .account {
        display: none;
    }

    .account .fa-angle-down {
        display: none;
    }

    .dropdown-menu .account ul li.dropdown_custom {
        display: block;
        width: 100%;
        overflow: auto;
        overflow-y: hidden;
    }

    .dropdown-menu .account ul li {
        font-size: 15px;
        width: auto;
    }

        .dropdown-menu .account ul li a {
            width: auto;
        }

            .dropdown-menu .account ul li a i {
                margin-left: 5px;
            }

    .account .welcome {
        height: auto;
        padding: 0;
        margin-bottom: 10px;
        color: #fff;
        border: 0;
    }

    .dropdown-menu .account ul {
        display: block;
        background: none;
        border: 0;
        box-shadow: none;
        padding: 0;
        position: static;
        overflow: auto;
        overflow-y: visible;
        padding: 0 !important;
    }

        .dropdown-menu .account ul:after {
            display: none;
        }

    .inner_navbar {
        display: none;
    }

    .header {
        height: auto;
        padding-bottom: 30px;
    }

        .header .details {
            padding-left: 0;
            padding-top: 0;
            margin-top: 30px;
        }

            .header .details:before {
                position: static;
                display: block;
                margin: 0 auto;
            }

    .download_now {
        height: auto;
        padding: 0;
    }

        .download_now h2 {
            margin-top: 40px;
            margin-bottom: 10px;
        }

        .download_now .details {
            padding-right: 0;
            padding-top: 0;
            margin-top: 30px;
        }

            .download_now .details:before {
                position: static;
                display: block;
                margin: 0 auto;
            }
}

@media screen and (max-width: 602px) {
    .responsive, .example_data {
        overflow-x: scroll;
    }

    .example.solved {
        margin-bottom: 15px;
    }

    .message a.btn {
        margin-bottom: 5px;
    }

    .question {
        overflow-x: scroll;
        overflow-y: visible;
    }

    .message img {
        height: 200px;
    }

    .cookies_alert button.close_buttton {
        left: 15px;
    }

    .modal-body {
        padding: 15px;
    }

    .modal .modal-body button {
        float: none;
    }

    .app_features {
        padding: 30px 0;
    }

    .latest .col-xs-6 {
        width: 100%;
    }

    .action {
        text-align: right;
    }

    footer .about_company, .sitemap h3 {
        display: none;
    }

    footer .copyright {
        margin-top: 30px;
    }

    .sitemap {
        text-align: center;
    }

    footer li {
        float: none;
        display: inline-block;
    }

    .google_map iframe {
        pointer-events: none;
    }

    .main_content {
        padding-bottom: 30px;
    }

    .block {
        padding: 30px 0;
    }

    .how p {
        margin-bottom: 30px;
    }

    .scrollup.shown {
        display: block;
    }

    .sitemap h3 {
        margin-top: 0;
    }

    .latest_courses {
        margin-bottom: 30px;
    }

    .latest .course, .latest .lesson {
        padding: 10px;
        margin-bottom: 15px;
    }

        .latest .course a.title, .latest .lesson a.title {
            margin: 0;
        }

        .latest .course .grade + figure, .latest .lesson .grade + figure {
            position: absolute;
            left: 25px;
            bottom: 45px;
        }

            .latest .course .grade + figure img, .latest .lesson .grade + figure img {
                margin-top: 0;
            }

        .latest .course a figure, .latest .lesson a figure {
            width: 50px;
            height: 50px;
            padding: 10px;
        }

        .latest .course span, .latest .lesson span {
            position: absolute;
            bottom: 20px;
            left: 25px;
        }

        .latest .course p, .latest .lesson p {
            display: none;
        }

    .latest .browse_all {
        height: 50px;
        line-height: 40px;
        margin-top: 15px;
    }

    .features .row.block article {
        padding: 0;
    }

    .topbar .account li {
        float: none;
        display: inline-block;
    }

    .job a.continue {
        text-align: center;
    }

    .job div span {
        width: 50%;
        float: right;
        text-align: center;
        border-left: 1px solid #ccc;
    }

    .en.job div span {
        border-left: 0;
        border-right: 1px solid #ccc;
    }

    .sign_in_with a {
        margin: 0;
    }

    .topbar .account {
        width: 100%;
        text-align: center;
        margin-top: 15px;
    }

    body.mobile_menu_open, html.mobile_menu_open {
        overflow: hidden !important;
    }

    header .dropdown-toggle span {
        display: none;
    }

    .topbar .account {
        display: none;
    }

    .control-label {
        display: none;
    }

    .form-control::-webkit-input-placeholder {
        opacity: 1;
    }

    .form-control::-moz-placeholder {
        opacity: 1;
    }

    [placeholder]:-ms-input-placeholder {
        font-size: inherit;
    }

    .modal-title {
        margin-top: 0;
    }

    .sign_in_with span {
        margin: 15px 0;
    }

    [placeholder]:focus::-webkit-input-placeholder {
        transition: opacity 0.1s 0.1s ease;
        -webkit-transition: opacity 0.1s 0.1s ease;
        -moz-transition: opacity 0.1s 0.1s ease;
        -ms-transition: opacity 0.1s 0.1s ease;
        opacity: 0;
    }

    [placeholder]:focus:-ms-input-placeholder {
        transition: opacity 0.1s 0.1s ease;
        -webkit-transition: opacity 0.1s 0.1s ease;
        -moz-transition: opacity 0.1s 0.1s ease;
        -ms-transition: opacity 0.1s 0.1s ease;
        opacity: 0;
    }

    [placeholder]:focus::-moz-placeholder {
        transition: opacity 0.1s 0.1s ease;
        -webkit-transition: opacity 0.1s 0.1s ease;
        -moz-transition: opacity 0.1s 0.1s ease;
        -ms-transition: opacity 0.1s 0.1s ease;
        opacity: 0;
    }

    .breadcrumb {
        display: none;
    }

    header .navbar-nav > li > a i {
        font-size: 25px;
    }

    header .navbar-nav > li > a {
        padding: 31px 0 30px;
    }

    .mobile_menu p {
        color: #999;
        padding: 0 15px;
    }

    .google_map iframe {
        height: 200px;
    }

    .send_mail, .stay_in_touch {
        padding: 20px;
    }

    .popup .box {
        width: 90%;
        padding: 15px;
    }

    .topbar_search_dropdown input {
        background-color: #fff;
    }

    .main_content {
        padding-top: 30px;
    }

    .container {
        padding: 0 15px;
    }

    .box figure {
        width: 40px;
    }

    .box .text {
        padding-left: 15px;
    }

    .popup .box button {
        margin-top: 15px;
    }

    .main_content .course .chapter li a {
        padding-top: 3px;
    }

    .grid-item {
        margin-bottom: 15px;
    }

    #uploader span.btn {
        width: 40%;
    }

    #uploader .progress {
        width: 60%;
    }

    .back_to_table {
        float: right;
    }

    .connection_requests > div {
        column-count: 1;
        -webkit-column-count: 1;
        -moz-column-count: 1;
        -ms-column-count: 1;
        column-gap: 0;
        -webkit-column-gap: 0;
        -moz-column-gap: 0;
        -ms-column-gap: 0;
    }

    .statistics_data .col-xs-3, .statistics_data .col-xs-4 {
        width: 50%;
        margin-bottom: 30px;
    }

        .statistics_data .col-xs-3:nth-child(2), .statistics_data .col-xs-4:nth-child(2) {
            border-right: 0;
        }

    .table ul.dropmenu {
        background-color: #495052;
        top: inherit;
        bottom: -100%;
        position: fixed;
        width: 100%;
        display: block;
        border-radius: 0;
    }

        .table ul.dropmenu a {
            color: #fff;
        }

            .table ul.dropmenu a:hover {
                opacity: 0.6;
                color: #fff;
            }

    .under_construction figcaption h1 {
        font-size: 30px;
    }

    .under_construction figcaption p {
        font-size: inherit;
    }

    .remaining_questions p, .remaining_questions {
        float: none;
        display: block;
        text-align: center;
    }
}

@media (max-width: 479px) {
    .app_banner a.google_store, .app_banner a.apple_store {
        margin-top: 10px;
    }

    .app_banner a.apple_store {
        float: left;
    }

    .app_banner .details a.btn {
        width: 100%;
    }

    .video_settings {
        bottom: 7px;
        left: 40px;
    }

    .video-js:-webkit-full-screen + .video_settings {
        position: fixed;
        z-index: 1000000000000;
    }

    .vjs-default-skin .vjs-mute-control, .vjs-default-skin .vjs-volume-control {
        display: none;
    }

    .connections .row > div.col-xs-4 {
        width: 50%;
    }

    .activity_list li {
        width: 50%;
    }
}

@media screen and (max-width: 424px) {
    .app_screens .owl-theme .owl-controls .owl-nav div svg {
        width: 50px;
        height: 50px;
    }

    .app_screens .owl-theme .owl-controls .owl-nav .owl-next {
        margin-right: 0;
    }

    .app_screens .owl-theme .owl-controls .owl-nav .owl-prev {
        margin-left: 0;
    }

    .btn {
        padding: 4px 15px;
    }

    .job_specifications {
        clear: both;
    }

    h1.page-title.pull-left {
        max-width: 100%;
    }

    .open_modal_video i {
        display: none;
    }

    .language_selection figure img {
        width: 120px;
        height: 120px;
    }

    .language_selection a {
        margin-left: 10px;
        width: 90px;
        padding: 8px;
    }

    .app_banner .details ul li {
        width: 100%;
    }

    .app_banner .details h2 {
        font-size: 24px;
    }

    .cookies_alert .container {
        padding-left: 15%;
    }

    .message a.btn {
        width: 100%;
    }

    div.video_content {
        width: 90%;
    }

    .connection_requests > div {
        margin: 0;
    }

    .connection_requests .request {
        display: block;
        margin-top: 30px;
        padding: 0;
        text-align: center;
    }

    .request .sender figure {
        float: none;
        margin: 0 auto;
    }

    .request .sender figcaption {
        display: block;
        height: auto;
        margin-bottom: 15px;
        text-align: center;
    }

    .request .buttons {
        text-align: center;
    }

        .request .buttons .btn {
            flex: 1;
        }

    .request .sender h4 {
        display: block;
    }

    .job div span {
        width: 100%;
        border-bottom: 1px solid #ccc;
    }

    .en.job div span {
        border-right: 0;
    }

    .job a.continue {
        width: 100%;
    }

    .avatars .col-md-3 i {
        left: 15px;
    }

    .connection_requests > div {
        margin: 0;
        column-count: 1;
        -webkit-column-count: 1;
        -moz-column-count: 1;
        -ms-column-count: 1;
    }

    .input_field {
        display: flex;
    }

    .answers.input_field ul li {
        margin-left: 5px;
    }

    .type_answer {
        width: 100%;
    }
}

@media screen and (max-width: 340px) {
    .pagination li a {
        text-indent: -9999px;
        width: 100px;
    }

    .pagination .PagedList-skipToPrevious a:before {
        content: "« السابق 10";
        text-indent: 0;
        position: absolute;
        left: 0;
        width: 100%;
    }

    .pagination .PagedList-skipToNext a:before {
        content: "التالي 10 »";
        text-indent: 0;
        position: absolute;
        left: 0;
        width: 100%;
    }

    #uploader span.btn {
        width: auto;
        float: none;
        border-radius: 4px;
        margin-bottom: 10px;
    }

    #uploader .progress {
        width: 100%;
        border-radius: 4px;
    }

    .modal .modal-body button {
        float: none;
    }

    .modal .text-center {
        text-align: left;
    }

        .modal .text-center button {
            float: left;
        }

    .btn {
        font-size: 12px;
        line-height: 28px;
        padding: 4px 12px;
    }

    a.btn {
        padding: 4px 12px;
        line-height: 2.4;
    }

    .open_modal_video i {
        display: none;
    }

    a.google_store, a.apple_store {
        width: 140px;
    }

    a.apple_store {
        margin: 0;
    }

    .app_screens:before {
        width: 260px;
        background-size: 260px;
    }

    .app_screens h2 {
        margin-bottom: 89px;
    }

    .app_screens .item figure {
        width: 196px;
    }

    .avatars .col-xs-3 {
        width: 33.33%;
    }

    .navbar-brand img {
        width: 230px;
        height: 46px;
    }

    header .navbar-nav > li > a {
        padding: 25px 0;
    }

    .statistics_data .col-xs-3, .statistics_data .col-xs-4 {
        width: 100%;
        margin-bottom: 15px;
        border: 0;
    }

    .connections .row > div.col-xs-4 {
        width: 100%;
    }

    .activity_list li {
        width: 100%;
    }
}

#ConnectionForm .form-group {
    margin-bottom: 0;
}

#btnConnectionConfirm {
    margin-right: 10px;
}