.wotu-container * {
    text-align: left;
}

span {
    line-height: 20px;
}

.mb_headerCls {
    display: none;
}

.wotu-content {
    padding: 0 40px;
}

.breadcrumb {
    height: 18px;
    margin: 16px 0;
    font-size: 12px;
}

.breadcrumb a {
    color: #575d6c;
    font-size: 12px;
}

.breadcrumb a:hover {
    color: #526ecc;
}

.breadcrumb>span {
    font-size: 12px;
}

.breadcrumb>span:nth-child(even) {
    margin: 0 8px;
}

.video_content {
    display: flex;
    justify-content: space-between;
    height: 630px;
}

.video_container {
    width: 896px;
    height: 100%;
    margin-right: 16px;
}

.video_play {
    width: 896px;
    height: 585px;
}

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

.video_brief .title {
    font-size: 24px;
    line-height: 22px;
}

.video_brief .share {
    float: right;
    width: 22px;
    height: 22px;
    background: url(../images/icon-share.svg) no-repeat center;
    cursor: pointer;
}

.video_brief .share:hover {
    background-image: url(../images/icon-share_hover.svg);
}

.copy-tooltip {
    position: absolute;
    right: 0;
    background-color: #fff;
    padding: 12px 16px;
    min-width: 120px;
    max-width: 250px;
    text-align: left;
    box-shadow: 0 1px 10px rgba(0, 0, 0, .2);
    font-size: 12px;
    line-height: 18px;
    color: #252b3a;
    z-index: 3;
}

.icon-success {
    background: url(../images/icon-success.svg) no-repeat left top;
    background-size: cover;
    width: 16px;
    height: 16px;
    display: inline-block;
    vertical-align: middle;
    margin-right: 8px;
}


.video_lists {
    width: 288px;
    height: 100%;
    background-color: #fff;
    box-shadow: 0 1px 4px 0 rgba(0, 0, 0, 0.10);
}

.video_title {
    height: 44px;
    line-height: 22px;
    font-size: 18px;
    margin: 20px;
    margin-bottom: 12px;
    color: #252B3B;
    font-weight: bold;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.brief_des {
    margin: 0 20px;
}

.brief_des span {
    color: #575d6c;
    font-size: 14px;
}

.brief_des ul {
    float: right;
}

.brief_des li {
    float: left;
}

.brief_des li img {
    width: 16px;
    height: 16px;
    margin: 0 2px;
}

.video_playlists {
    margin-top: 20px;
    max-height: 512px;
    overflow-y: auto;
}

.video_playlists li {
    height: 48px;
    background-color: #f5f5f6;
    padding: 0 20px;
    width: 100%;
    margin: 1px 0;
    display: flex;
    justify-content: space-between;
}

.video_playlists li:hover {
    cursor: pointer;
}

.video_playlists .playIcon {
    display: inline-block;
    width: 20px;
    height: 20px;
    background: url(../images/icon-play.svg) no-repeat center;
    background-size: contain;
    vertical-align: middle;
    margin-top: 14px;
}

.video_playlists li:hover,
.video_playlists li.active {
    background-color: #fff;
    box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.20);
}

.video_playlists li span {
    display: inline-block;
    margin: 15px 0;
    font-size: 14px;
}

.video_playlists li span:nth-child(2) {
    width: 170px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.video_playlists li:hover span:nth-child(2),
.video_playlists li.active span:nth-child(2) {
    color: #c7000b;
}

.video_playlists li span:last-child {
    width: 45px;
}

.video_playlists li.active .playIcon,
.video_playlists li:hover .playIcon {
    background-image: url(../images/icon-play_hover.svg);
}

.video_playlists li .playingIcon {
    background-image: url(../images/icon-playing.svg);
}

.video_playlists li .playdoneIcon {
    background-image: url(../images/icon-playdone.svg);
}

/* 播放器样式 */
.vjs-control-bar * {
    color: #fff;
    text-align: center;
}

.vjs-default-skin .vjs-control:before {
    font-size: 1em;
    line-height: 2.5;
}

.vjs-default-skin .vjs-big-play-button {
    width: 2em;
    height: 2em;
    border: none;
    border-radius: 50%;
}

.vjs-default-skin .vjs-big-play-button:before {
    line-height: 2em;
    color: #fff;
}

.vjs-default-skin .vjs-play-progress,
.vjs-default-skin .vjs-volume-level {
    background-color: rgba(255, 255, 255, 0.7);
}

.vjs-default-skin .vjs-slider-handle:before {
    content: '';
}


.related_content {
    display: flex;
    align-items: flex-start;
    margin-top: 32px;
    margin-bottom: 64px;
}

.related_info {
    display: inline-block;
    width: 896px;
    margin-right: 16px;
}

.related_tab {
    height: 44px;
    box-shadow: inset 0 -1px 0 0 #DFE1E6;
}

.related_tab li {
    float: left;
    margin: 0 16px;
}

.related_tab li:first-child {
    margin-left: 0;
}

.related_tab li:last-child {
    margin-right: 0;
}

.related_tab li a {
    display: inline-block;
    padding: 11px 0;
    line-height: 20px;
    border-bottom-color: transparent;
    color: #252b3a;
}

.related_tab li a.active {
    border-bottom: 2px solid #c7000b;
}

.related_brief,
.related_download {
    padding: 25px 0;
}

.related_brief p:first-child {
    margin-bottom: 12px;
}

.related_brief p {
    line-height: 22px;
    font-size: 14px;
}

.related_download p {
    margin-bottom: 16px;
    font-size: 14px;
}

.related_download h3 {
    font-size: 18px;
    font-weight: bold;
    line-height: 22px;
    margin-bottom: 24px;
}

.related_download .cards a {
    display: inline-block;
    width: 288px;
    background: url(../images/filedownbgi.png) no-repeat center;
    background-size: cover;
    border-radius: 2px;
    margin-right: 16px;
    padding: 24px;
}

.related_download .cards a:last-child {
    margin-right: 0;
}

.related_download .cards a:hover {
    background: none;
    box-shadow: 0 6px 12px 0 rgba(0, 0, 0, 0.10);
}

.related_download .cards a .title {
    height: 40px;
    font-size: 16px;
    font-weight: bold;
    line-height: 20px;
}

.related_download .cards a .border_line {
    width: 32px;
    height: 3px;
    background-color: #adb0b8;
    margin: 16px 0;
    transition: all .5s;
}

.related_download .cards a:hover .border_line {
    width: 48px;
    background-color: #c7000b;
}

.related_download .cards a .des div {
    display: inline-block;
    color: #575d6c;
    font-size: 14px;
}

.related_download .cards a .des span {
    float: right;
    width: 18px;
    height: 18px;
    background: url(../images/download.svg) no-repeat center;
    background-size: cover;
    margin-left: auto;
}

.related_download .cards a:hover .des span {
    background-image: url(../images/download_hover.svg);
}

.evaluate_done {
    padding: 24px 0;
    position: relative;
    box-shadow: 0px 1px 0 0 #dfe1e6;
}

.starshow .score {
    font-size: 40px;
    font-weight: bold;
    line-height: 50px;
}

.starshow ul {
    display: inline-block;
    margin-left: 16px;
}

.starshow ul li {
    display: inline-block;
    margin-right: 4px;
}

.starshow ul li img {
    width: 20px;
    height: 20px;
    vertical-align: bottom;
}

.starshow p {
    color: #8a8e99;
    line-height: 20px;
}

.evaluate_now {
    position: absolute;
    top: 50px;
    right: 2px;
    width: 88px;
    height: 32px;
    line-height: 30px;
    text-align: center;
    font-size: 12px;
    color: #c7000b;
    border: 1px solid #c7000b;
    border-radius: 2px;
}

.evaluate_now:hover,
.evaluate_now.active {
    background-color: #c7000b;
    color: #fff;
}

.comments h3 {
    font-size: 18px;
    font-weight: bold;
    line-height: 20px;
    padding-top: 24px;
    padding-bottom: 20px;
}

.comment_content {
    padding: 20px 0;
    border: 1px solid #DFE1E6;
    border-left: none;
    border-right: none;
}

.comment_content .stars_click span {
    margin-right: 20px;
}

.comment_content .stars_click ul,
.comment_content .stars_click li {
    display: inline-block;
}

.comment_content .stars_click li img {
    width: 24px;
    height: 24px;
    margin-right: 8px;
    vertical-align: middle;
}

.comment_opt {
    display: flex;
    justify-content: flex-end;
    margin-top: 20px;
}

.comment_opt a {
    display: inline-block;
    width: 64px;
    height: 28px;
    font-size: 12px;
    border-radius: 2px;
    text-align: center;
    line-height: 26px;
}

.comment_opt .cancel {
    border: 1px solid #252B3A;
}

.comment_opt .cancel:hover {
    border-color: #c7000b;
    color: #c7000b;
}

.comment_opt .submit {
    background-color: #c7000b;
    color: #fff;
}

.comment_opt a+a {
    margin-left: 16px;
}

.tags_select {
    margin-top: 20px;
}

.tags_select>span {
    margin-right: 20px;
}

.tags_select ul,
.tags_select ul li {
    display: inline-block;
}

.tags_select .tags {
    display: inline-block;
    width: 64px;
    height: 20px;
    line-height: 16px;
    border: 1px solid #8A8E99;
    border-radius: 2px;
    color: #575D6C;
    margin-right: 8px;
    font-size: 12px;
    text-align: center;
}

.tags_select .tags:hover,
.tags_select .tags.active {
    cursor: pointer;
    color: #c7000b;
    border-color: #c7000b;
}

.evaluate_item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    box-shadow: 0 -1px 0 0 #DFE1E6, 0 1px 0 0 #DFE1E6;
    overflow: auto;
}

.evaluate_head {
    display: flex;
}

.evaluate_head img {
    width: 56px;
    height: 56px;
    vertical-align: middle;
}

.evaluate_head span {
    display: inline-block;
    width: 120px;
    line-height: 56px;
    margin-left: 18px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.evaluate_content {
    width: 630px;
    margin-left: 24px;
}

.evaluate_stars li {
    display: inline-block;
    width: 16px;
    height: 16px;
}

.evaluate_stars li img {
    width: 16px;
    height: 16px;
    margin-right: 4px;
}

.evaluate_tags {
    margin-top: 12px;
    margin-bottom: 16px;
}

.evaluate_tags span {
    line-height: 16px;
    padding: 2px 8px;
    margin-right: 8px;
    font-size: 12px;
    color: #575d6c;
    border: 1px solid #8a8e99;
    border-radius: 2px;
}

.evaluate_bottom {
    display: flex;
    justify-content: space-between;
}

.evaluate_time {
    color: #8A8E99;
    line-height: 20px;
}

.evaluate_good a {
    display: inline-block;
    width: 16px;
    height: 16px;
    background: url(../images/icon-good.svg) no-repeat center;
    background-size: cover;
    margin-right: 8px;
}

.evaluate_good:hover a,
.evaluate_good.active a {
    background: url(../images/icon-good_hover.svg) no-repeat center;
}

.evaluate_good:hover span,
.evaluate_good.active span {
    color: #c7000b;
}

.evaluate_more,
.evaluate_nomore {
    text-align: center;
    margin-top: 32px;
    margin-bottom: 8px;
    font-size: 12px;
    color: #526ecc;
}

.evaluate_more:hover {
    cursor: pointer;
    color: #344899;
}

.evaluate_nomore {
    display: none;
    color: #575d6c;
}

.recommend_videos {
    display: inline-block;
    width: 288px;
    height: auto;
    background-color: #f5f5f6;
}

.recommend_head {
    margin: 0 20px;
    margin-bottom: 12px;
    padding-top: 20px;
    padding-bottom: 8px;
    border-bottom: 1px solid #ADB0B8;
}

.recommend_head span {
    font-size: 18px;
    font-weight: bold;
    line-height: 22px;
}

.recommend_head a {
    float: right;
    line-height: 18px;
    color: #526ecc;
}

.recommend_list {
    padding: 12px 20px;
}

.recommend_list:last-child {
    margin-bottom: 8px;
}

.recommend_list:hover {
    background-color: #fff;
    box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.20);
}

.recommend_list a {
    display: flex;
    justify-content: space-between;
}

.recommend_play,
.recommend_brief {
    display: inline-block;
}

.recommend_play {
    margin-right: 12px;
    width: 84px;
    height: 64px;
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    vertical-align: top;
}

.recommend_brief {
    width: 152px;
}

.recommend_brief .title {
    line-height: 22px;
    height: 44px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    margin-bottom: 5px;
    font-size: 14px;
}

.recommend_list:hover .title {
    color: #c7000b;
}

.recommend_brief ul {
    height: 14px;
}

.recommend_brief li {
    display: inline-block;
}

.recommend_brief li img {
    width: 14px;
    height: 14px;
    margin-right: 3.5px;
}

/* 全屏样式 */
.listShow {
    display: none;
    position: fixed;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
}

.arrow_wrap {
    position: absolute;
    top: 50%;
    left: -18px;
    transform: translateY(-50%);
    width: 18px;
    height: 88px;
    cursor: pointer;
}

.arrow_wrap_in {
    display: inline-block;
    width: 100%;
    height: 100%;
    background: url(../images/icon_in.svg) no-repeat center;
    background-size: cover;
}

.arrow_wrap_in.arrow_wrap_out {
    background-image: url(../images/icon_out.svg);
}

.lists {
    display: none;
    width: 288px;
    height: 288px;
    background-color: rgba(37, 43, 58, .7);
    max-height: 288px;
    overflow-y: auto;
}

.lists .videoClass {
    display: flex;
    justify-content: space-between;
    height: 48px;
    padding: 0 15px;
    cursor: pointer;
}

.lists .videoClass:hover,
.lists .videoClass.active {
    background-color: #252b3a;
}

.lists .videoClass span {
    color: #fff;
    line-height: 48px;
    font-size: 14px;
}

@media(max-width:768px) {

    a:hover,
    a:active {
        color: #252b3a;
    }

    #header {
        display: none;
    }

    .mb_headerCls {
        display: block;
        height: 44px;
        line-height: 44px;
        padding: 0 15px;
    }

    .backLevel {
        display: inline-block;
        width: 16px;
        height: 16px;
        background: url(../images/icon-backup.svg) no-repeat center;
        background-size: cover;
        transform: rotateY(180deg);
    }

    .mb_container {
        background-color: #f8f8f8;
        padding: 8px 0;
    }

    .mb_videoBox {
        padding: 0 15px;
    }

    .videoContent {
        width: 100%;
        height: 172px;
        position: relative;
        background: url(../../images/advanceStudy/brief_01.png) no-repeat center;
        background-size: cover;
        border-radius: 2px;
    }

    .videoMask {
        position: absolute;
        top: 0;
        left: 0;
        bottom: 0;
        right: 0;
        background-color: rgba(0, 0, 0, 0.5);
    }

    .playBtn {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: url(../images/icon-trackplay.svg) no-repeat center;
    }

    .videoTime {
        position: absolute;
        right: 4px;
        bottom: 2px;
        font-size: 12px;
        line-height: 18px;
        color: #fff;
    }

    .video_title {
        margin: 0 15px;
        padding: 8px 15px;
        font-size: 14px;
        line-height: 18px;
        height: auto;
        background-color: #fff;
    }

    .relateTab {
        height: 50px;
        line-height: 47px;
        margin: 0 15px;
        padding: 0 16px;
        border-bottom: 1px solid #DFE1E6;
        background-color: #fff;
    }

    .relateTab li {
        display: inline-block;
        padding: 0 8px;
        width: 84px;
        text-align: center;
    }

    .relateTab li+li {
        margin-left: 14px;
    }

    .relateTab li.active {
        border-bottom: 3px solid #c7000b;
    }

    .relateTab li a {
        font-size: 14px;
        line-height: 20px;
    }

    .relateTab li.active a {
        font-weight: bold;
    }

    .relateBrief,
    .relateDownload,
    .relateEvaluate {
        margin: 0 15px;
        padding: 8px 15px 15px;
        background-color: #fff;
    }

    .relateBrief p,
    .relateDownload p,
    .relateEvaluate p {
        font-size: 12px;
        line-height: 18px;
    }

    .relateDownload a {
        display: flex;
        justify-content: space-between;
        width: 50%;
        height: 42px;
        line-height: 42px;
        border: 1px solid #eef0f5;
        border-radius: 2px;
        padding: 0 8px;
    }

    .relateDownload .title {
        display: inline-block;
        width: calc(100% - 20px);
        font-size: 14px;
        line-height: 42px;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
    }

    .relateDownload .download {
        display: inline-block;
        width: 15px;
        height: 42px;
        line-height: 42px;
        background: url(../images/download.svg) no-repeat center;
        background-size: contain;
    }

    .subVideo {
        margin: 0 15px;
        background-color: #fff;
    }

    .subVideo p {
        padding: 0 15px;
        margin-bottom: 12px;
        font-size: 14px;
        line-height: 18px;
        font-weight: bold;
    }

    .videoLists a {
        display: flex;
        width: 100px;
        height: 56px;
        padding: 8px 15px;
        align-items: center;
        justify-content: center;
    }

    .videoLists a.active {
        background-color: #c7000b;
    }

    .videoLists a.active span {
        color: #fff;
    }

    .videoLists a span {
        font-size: 14px;
        line-height: 20px;
        text-align: center;
        height: 40px;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2;
        overflow: hidden;
    }

    .video-play {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: 9999;
    }

    .video-play-mask {
        position: absolute;
        top: 0;
        left: 0;
        background-color: rgba(0, 0, 0, 0.7);
        width: 100%;
        height: 100%;
        z-index: -1;
    }

    .video-show {
        position: relative;
        width: 100%;
        top: 50%;
        transform: translateY(-50%);
    }

    .icon.close-bigger {
        position: absolute;
        width: 44px;
        height: 44px;
        background: url(../images/close-bigger.png) no-repeat center;
        cursor: pointer;
        top: -44px;
        right: 2px;
        opacity: 0.8;
        display: none;
    }

    .mb_recommends {
        padding: 0 15px;
    }

    .recommend_title {
        font-size: 18px;
        line-height: 22px;
        text-align: center;
        margin: 18px 0 12px;
    }

    .recommend_list {
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
        padding: 0;
    }

    .recommend_list a {
        display: inline-block;
        width: calc((100% - 10px) / 2);
        height: auto;
        margin-bottom: 8px;
        background-color: #fff;
    }

    .recommend_list a:nth-last-child(1),
    .recommend_list a:nth-last-child(2) {
        margin-bottom: 0;
    }

    .recommend_play {
        width: 100%;
        height: 70px;
        position: relative;
        margin: 0;
    }

    .play_icon {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        display: inline-block;
        width: 32px;
        height: 32px;
        background: url(../images/icon-trackplay.svg) no-repeat center;
        background-size: cover;
    }

    .recommend_brief {
        width: 100%;
        padding: 6px 8px;
    }

    .recommend_brief .title {
        font-size: 12px;
        line-height: 16px;
        font-weight: bold;
        /* height: auto; */
        height: 32px;
    }

    .recommend_list:hover .title {
        color: #252b3a;
    }

    .recommend_playtimes {
        font-size: 12px;
        line-height: 16px;
        color: #575d6c;
    }

    .more_videos {
        text-align: center;
        margin-top: 18px;
        margin-bottom: 22px;
    }

    .more_videos a {
        font-size: 12px;
        line-height: 16px;
        color: #526ecc;
    }

    .more_videos a span {
        display: inline-block;
        width: 18px;
        height: 12px;
        background: url(../images/more.svg) no-repeat center;
        background-size: cover;
        margin-left: -6px;
        vertical-align: middle;
    }
}