.fr {
    float: right;
}

.case-tabs {
    background: #313744;
    height: 48px;
    line-height: 48px;
}
.second_type_div{
    width: 1200px;height: 50px;margin:0 auto;line-height: 50px;
}
.second_active a{
    font-size: 14px;
    color:#2268F0;
}
.case-tabs .tabs-box {
    max-width: 1240px;
    text-align: left;
}

.case-tabs .tabs-box ul li {
    height: 48px;
    line-height: 48px;
    border-right: none;
    padding: 2px 15px;
}

.case-tabs .tabs-box ul li.active {
    border-bottom: 3px solid #2268F0;
}

.case-tabs .tabs-box ul li > a {
    color: #fff;
}

.case .about_navigation ul li:after {
    content: none;
}

/* case-tabs */
.case-tabs .tabs-box ul li.angle-group {
    display: none;

}

.case-bg.college-bg {
    background: url('/img/cross-college/college-bg.png') no-repeat center;
    height: 470px;
}

.college-bg .banner-box h1 {
    font-size: 36px;
    font-weight: bold;
}

.college-tabs {
    background: #0d74b5;
}

.college-box {
    padding: 30px 0;
    background: #f8f9fb;
}

.all-courses .course-group {
    max-width: 1200px;
    margin: 0 auto;
}

.all-courses .course-group .col {
    padding-left: 5px;
}

.course-group .media {
    background: #fff;
    margin-bottom: 25px;
    border: 1px solid #fff;
    color: #999;
    font-size: 12px;
    height: 168px;
    padding: 4px;
    cursor: pointer;
}

.course-group .media:hover {
    border: 1px solid #e8edf1;
    box-shadow: 0 3px 6px 0 rgba(0, 0, 0, .1);
}

.course-group .media-middle {
    width: 220px;
    height: 160px;
    position: relative;
}

.course-group .media-middle .recom {
    width: 24px;
    height: 24px;
    line-height: 24px;
    text-align: center;
    background: #ff0000;
    color: #fff;
    font-size: 12px;
    position: absolute;
    right: 10px;
    top: 0;
}

.course-group .media-left img {
    width: 100%;
    height: 100%;
}

.course-group .media-body {
    width: 345px;
    padding: 10px 5px;
    position: relative;
}

.course-group .media-heading {
    font-size: 16px;
    color: #333;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    width: 345px;
}

.course-group .media.active .media-heading {
    color: #2ca3dc;
}

.course-group .sub-infos {
    margin: 15px 0 10px;
    color: #666;
}

.course-group .sub-infos ul li {
    float: left;
    width: 33%;
    padding: 0 10px;
    border-right: 1px solid rgba(153, 153, 153, .65);
    height: 17px;
}

.course-group .sub-infos ul li:first-child {
    padding-left: 0;
}

.course-group .sub-infos ul li:first-child img {
    border-radius: 50%;
    margin-top: -4px;
}

.course-group .sub-infos ul li:last-child {
    border-right: 0;

}

.course-group .sub-texts {
    line-height: 22px;
    margin-bottom: 10px;
    height: 48px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.course-group .sub-nums {
    text-align: right;
}

.course-group .sub-nums b {
    color: #666;
}

/* 详情页 */
.section-courses {
    padding: 65px 0;
    background: #f8f9fb;
}

.section-courses .breadcrumb {
    font-size: 12px;
    background: transparent;
    color: #757575;
    margin-bottom: 0;
}

.section-courses .breadcrumb a {
    color: #757575;
}

.section-courses .col {
    padding: 0;
}

.video-box .play-box {
    margin: auto;
    position: absolute;
    top: 50%;
    left: 50%;
    width: 150px;
    height: 134px;
    background: rgba(0, 0, 0, 0.60);
    border-radius: 2px;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
}

.play-box .play-inner {
    text-align: center;
    padding: -7px 0 21px 0;
}

.play-inner {
    outline: 0;
    -webkit-transform: scale(0.6);
    -ms-transform: scale(0.6);
    transform: scale(0.6);
    -webkit-transition: -webkit-transform .4s;
    transition: transform .4s;
    -webkit-animation-name: fade-im;
    animation-name: fade-im;
    -webkit-animation-duration: 1.4s;
    animation-duration: 1.4s;
}

.play-box .play-text {
    color: #fff;
    font-size: 22px;
    padding-top: 8px;
}

.section-courses .video-box .media {
    background: #fff;
    padding: 25px 15px 30px;
    margin-bottom: 20px;
    height: 428px;
    font-size: 14px;
    color: #999;
}

.video-box .media-left {
    width: 600px;
    height: 372px;
    position: relative;
}

.video-box .media-body {
    padding-left: 10px;
    /*width: auto;*/
    width: 425px;
    max-width: 440px;
    position: relative;
}

.video-box .media-heading {
    font-size: 22px;
    color: #333;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.video-box .media-body img {
    border-radius: 50%;
}

.media .sub-nums {
    bottom: 10px;
    position: absolute;
}

.video-box .media-body ul li {
    float: left;
    /* width: 33%; */
    padding: 0 15px;
    border-right: 1px solid rgba(153, 153, 153, .65);
    height: 17px;
}

.video-box .media-body ul li img {
    margin-top: -4px;
}

.video-box .media-body ul li:first-child {
    padding-left: 0;
}

.video-box .media-body ul li:last-child {
    border-right: 0;
}

.video-box .sub-infos {
    margin: 20px 0;
    color: #666;
    font-size: 12px;
    height: 20px;
}

.video-box .sub-texts {
    /*height: 100%;*/
    line-height: 24px;
    overflow: hidden;
    padding-bottom: 25px;
}

.video-box .media-body .sub-people {
    border-top: 1px solid #ebecec;
    border-bottom: 1px solid #ebecec;
    margin: 34px 0 24px;
    padding: 15px 0;
}

.video-box .media-body .sub-people div {
    display: inline-block;
}

.video-box .sub-people .peo-img {
    margin-right: 10px;
}

.video-box .sub-people .peo-txt {
    vertical-align: middle;
}

.video-box .sub-people .peo-txt a {
    color: #23b8ff;
    font-size: 16px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 358px;
    display: inline-block;
    margin-bottom: 5px;
}

.video-box .media-body .sub-nums ul li {
    width: auto;
    padding-right: 10px;
}

.section-courses .main {
    padding-right: 15px;
}

.section-courses .main .left-list {
    background: #fff;
}

.main .left-list .nav-tabs {
    border-bottom: 1px solid #ebecec;
}

.main .left-list .nav-tabs > li {
    margin-bottom: 0;
}

.main .left-list .nav-tabs > li > a {
    color: #1c1c1c;
    font-size: 16px;
    border-radius: 0;
}

.main .left-list .nav-tabs > li > a:focus,
.main .left-list .nav-tabs > li > a:hover {
    background: transparent;
    border-color: transparent;
}

.main .left-list .nav-tabs > li.active > a,
.main .left-list .nav-tabs > li.active > a:focus,
.main .left-list .nav-tabs > li.active > a:hover {
    color: #44b0e6;
    border: none;
    border-top: 3px solid #44b0e6;
}

.main .left-list .tab-content {
    padding: 20px;
}
.main .left-list .tab-content img{

    width: 100%;
    max-width: 800px;
}
.section-courses .aside .right-item {
    background: #fff;
    margin-bottom: 10px;
    padding: 10px 20px;
}

.aside .right-item h4 {
    border-bottom: 1px solid #ebecec;
    padding-bottom: 15px;
}

.aside .right-item .item-list li {
    background: #f8f9fd;
    padding: 15px 12px;
    margin-bottom: 10px;
}

.aside .right-item .item-list .item-top {
    color: #757a71;
    font-size: 14px;
    /*    overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;*/
}

.aside .right-item .item-list .item-title {
    color: #999;
    font-size: 12px;
}

.aside .right-item .item-list.new-item li {
    background: transparent;
    padding-left: 0;
}

/* 互动专区 */
.commentbox {
    width: 800px;
    border: 2px solid #d2d8dd;
}

.comment-txt {
    width: 100%;
    height: 108px;
    resize: none;
    border: none;
    padding: 10px;
    color: #bbb;
    line-height: 22px;
}

.comment-opts {
    background: #fafafa;
    height: 42px;
}

.comment-opts .btn-info {
    background: #44b0e6;
    padding: 11px;
    width: 100px;
    border-radius: 0;
}

.comment-opts .btn-info:hover {
    border-color: #44b0e6;
}

.mytextarea {
    width: 100%;
    overflow: auto;
    word-break: break-all;
    height: 100px;
    color: #aaa;
    font-size: 1em;
    resize: none;
    border-color: #ccc;
    margin: 10px 0;
    padding: 5px;
}

.comment-list {
    width: 800px;
    margin: 20px auto;
    clear: both;
    padding-top: 20px;
}

.comment-list .comment-info {
    position: relative;
    margin-bottom: 20px;
    margin-bottom: 20px;
    border-bottom: 1px solid #ccc;
}

.comment-list .comment-info header {
    width: 60px;
    height: 60px;
    position: absolute;
}

.comment-list .comment-info header img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    padding: 5px;
}

.comment-list .comment-info .comment-right {
    padding: 5px 0px 5px 0px;
}

.comment-list .comment-info .comment-right h3 {
    margin: 5px 0px;
}

.comment-list .comment-info .comment-right .comment-content-header {
    height: 25px;
}

.comment-list .comment-info .comment-right .comment-content-header span, .comment-list .comment-info .comment-right .comment-content-footer span {
    padding-right: 2em;
    color: #aaa;
}

.comment-list .comment-info .comment-right .comment-content-header span, .comment-list .comment-info .comment-right .comment-content-footer span.reply-btn, .send, .reply-list-btn {
    cursor: pointer;
}

.comment-list .comment-info .comment-right .reply-list {
    border-left: 3px solid #ccc;
    padding-left: 7px;
    margin: 8px 0;
}

.comment-list .comment-info .comment-right .reply-list .reply {
    border-bottom: 1px dashed #ccc;
}

.comment-list .comment-info .comment-right .reply-list .reply div span {
    padding-left: 10px;
}

.comment-list .comment-info .comment-right .reply-list .reply p span {
    padding-right: 2em;
    color: #aaa;
}

.comment-content-footer .col-md-10 {
    padding-left: 0;
}

/* 手机端 */
@media screen and (max-width: 768px) {
    /* case-tabs */
    /*.case-tabs .tabs-box ul {
        position: relative;
        width: 80%;
        border:1px solid;
        margin:0 auto;
    }

    .case-tabs .tabs-box ul li.angle-group {
        display: block;
        font-size: 16px;
        position: absolute;
        top: 0;
        left: 0;
        padding: 0;
    }

    .case-tabs .tabs-box ul li.angle-group .fa {
        font-size: 30px;
        height: 48px;
        line-height: 48px;
        padding: 0 10px;
        color: #fff;
    }

    .case-tabs .tabs-box ul li {
        width: 100%;
        text-align: center;
    }

    .case-tabs .tabs-box ul li.pro-case {
        display: none;
    }

    .case-tabs .tabs-box ul li.active {
        display: block;
        border-bottom: 0px;
    }*/

    .college-bg .banner-box h1 {
        font-size: 26px;
        padding: 20px 10px;
    }

    .course-group .media-body,
    .course-group .media-left,
    .video-box .media-body,
    .video-box .media-left {
        display: block;
    }

    .course-group .media {
        height: auto;
    }

    .course-group .media-middle {
        width: auto;
        height: auto;
        padding-right: 0;
    }

    .course-group .media-middle img {
        width: auto;
        height: auto;
        max-width: 100%;
        max-height: 100%;
    }

    .all-courses .course-group .col {
        padding-right: 5px;
    }

    .section-courses .video-box .media {
        height: auto;
        padding: 0;
    }

    .video-box .media-left {
        width: auto;
        height: 220px;
        padding-right: 0;
        margin-bottom: 10px;
    }

    .video-box .media-left img {
        width: 100%;
    }

    .video-box .media-body {
        padding: 10px;
        width: 100%;
    }

    .video-box .media-body .sub-people {
        margin: 10px 0;
    }

    .video-box .sub-nums {
        margin-bottom: 10px;
    }

    .section-courses .main {
        padding-right: 0;
        margin-bottom: 10px;
    }

    .commentbox,
    .comment-list {
        width: auto;
    }

    .comment-list .comment-info header {
        height: 40px;
        width: 40px;
    }

    .comment-list .comment-info .comment-right {
        padding-left: 5px;
    }

    .comment-content-footer .col-md-10 {
        width: 70%;
    }

    .comment-content-footer .col-md-2 {
        width: 30%;
    }

    .comment-content-footer .col-md-10,
    .comment-content-footer .col-md-2 {
        float: left;
        padding: 0;
    }

    .main .left-list .tab-content {
        padding: 20px 10px;
    }
    .main .left-list .tab-content img{
        width: 100%;
    }
    .video-box .media-body .sub-nums ul li {
        width: auto;
        padding-right: 10px;
    }


}

@media screen and (max-width: 375px) {
    .college-bg .banner-box h1 {
        font-size: 24px;
    }

    .video-box .media-body ul li {
        padding: 0 5px;
    }
}

@media screen and (max-width: 320px) {
    .college-bg .banner-box h1 {
        font-size: 20px;
    }

    .course-group .sub-infos,
    .video-box .sub-infos {
        margin-bottom: 0;
    }

    .course-group .sub-infos ul li,
    .video-box .media-body ul li {
        padding: 0 3px;
        width: 50%;
        border-right: 0;
        margin-bottom: 10px;
    }

    .video-box .sub-nums {
        font-size: 12px;
    }

    .main .left-list .nav-tabs > li > a {
        padding: 10px 12px;
    }

    .video-box .sub-people .peo-img img {
        width: 48px;
        height: 48px;
    }

    .video-box .sub-people .peo-txt {
        font-size: 12px;
    }

    .comment-content-footer .col-md-10 {
        width: 80%;
    }

    .comment-content-footer .col-md-2 {
        width: 20%;
    }

    .comment-list .comment-info .comment-right .comment-content-header span,
    .comment-list .comment-info .comment-right .comment-content-footer span {
        padding-right: 1em;
    }
}