body,html{
    background: #f9f9f9;
}
.video_page{
    overflow: hidden;
}
.video_page .page_tab{
    height: 36px;
    background: #ffffff;
    padding: 0 30px;
    display: -webkit-flex;
    display: flex;
    flex-wrap: nowrap;
    justify-content: space-around;
    align-items: center;
}
.video_page .page_tab .page_tab_item{
    height: 34px;
    line-height: 36px;
    border-bottom: 2px solid #ffffff;
    font-size: 12px;
    color: #999999;
}
.video_page .page_tab .selected{
    border-color: #014098;
    color: #014098;
}
.video_page .video_list_out{
    overflow: hidden;
    display: none;
}
.video_page .video_list{
    padding: 4vw;
    overflow: hidden;
    background: #ffffff;
    display: -webkit-flex;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
}
.video_page .video_list .video_item{
    width: 44.8vw;
    overflow: hidden;
    margin-bottom: 16px;
    background: #f9f9f9;
}
.video_page .video_list .video_item .video_top{
    width: 44.8vw;
    height: 28.3vw;
    position: relative;
    background: #000000;
}
.video_page .video_list .video_item .video_top .video_img{
    display: block;
    width: 100%;
    height: 100%;
}
.video_page .video_list .video_item .video_top .video_shadow{
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: #000000;
    opacity: .58;
}
.video_page .video_list .video_item .video_top .video_play_btn{
    position: absolute;
    height: 38px;
    width: 38px;
    top: calc(50% - 19px);
    left: calc(50% - 19px);
}
.video_page .video_list .video_item .video_title{
    padding: 0 10px;
    height: 36px;
    line-height: 36px;
    font-size: 12px;
    color: #333333;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

/* 视频详情页 */
.video_content{
    padding: 0 18px 20px;
    overflow: hidden;
    background: #ffffff;
    font-size: 13px;

}
.video_page .video_box{
    width: 90.4vw;
    height: 57vw;
    margin: 0 auto 15px;
    position: relative;
    background: #000000;
}
.video_page .video_box .video_img{
    display: block;
    height: 100%;
    width: 100%;
}
.video_page .video_box .video_shadow{
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: #000000;
    opacity: .58;
}
.video_page .video_box .video_play_btn{
    position: absolute;
    height: 54px;
    width: 54px;
    top: calc(50% - 27px);
    left: calc(50% - 27px);
}
.video_page .video_box .video_ali{
    height: 100%;
    width: 100%;
}
.go_index{
    line-height: 50px;
    font-size: 12px;
    color: #0067D1;
    text-align: center;
    display: block;
    background-color: #fff;
}