a:hover{
    text-decoration: none !important;
}
.header{
    height: 560px;
    position: relative;
}
.banner{
    height: 100%;
}
.banner-img{
    height: 100%;
    background: url("../img/video/banner_01.png") no-repeat center;
    background-size: cover;
}
.header-tab{
    position: absolute;
    left: 0;
    right: 0;
    bottom: 60px;
    width: 1200px;
    margin: 0 auto;
    height: 352px;
}
.header-tab ul{
    width: 100%;
    display: -webkit-box;      /* OLD - iOS 6-, Safari 3.1-6 */
    display: -moz-box;         /* OLD - Firefox 19- (buggy but mostly works) */
    display: -ms-flexbox;      /* TWEENER - IE 10 */
    display: -webkit-flex;     /* NEW - Chrome */
    display: flex;             /* NEW, Spec - Opera 12.1, Firefox 20+ */
    padding: 0 15px;
    border: none;
}
.header-tab ul li{
    -webkit-box-flex: 1;      /* OLD - iOS 6-, Safari 3.1-6 */
    -moz-box-flex: 1;         /* OLD - Firefox 19- */
    -webkit-flex: 1;          /* Chrome */
    -ms-flex: 1;              /* IE 10 */
    flex: 1;                  /* NEW, Spec - Opera 12.1, Firefox 20+ */
    margin: 0 10px;
    position: relative;
}
.header-tab ul li img{
    width: 100%;
}
.img-des{
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, .5);
    color: #fff;
    padding: 100px 10px 0;
}
.tab-btn{
    display: inline-block;
    padding: 2px 5px;
    color:#fff;
    border: 1px solid #ffb900;
    border-radius: 5px;
    transition: .3s;
    margin: 20px 5px;
}
.tab-btn:hover{
    color:#fff;
    background: #ffb900;
}
.tab-btn:visited{
    /* background: rgba(0, 0, 0, .5); */
    color: #fff;
}
.tab-btn:focus{
    /* background: rgba(0, 0, 0, .5); */
    color: #fff;
    text-decoration: none;
}
.tab-content{
    margin-top: 20px;
}
.tab-title{
    background: url("../img/video/bg_03.png") no-repeat center 5px;
}
.tab-item{
    margin-top: 20px;
}
.tab-item-img{
    width: 245px;
    height: 230px;
    margin: 0 auto;
}
.tab-item .thumbnail{
    border-radius: 0;
    padding: 8px;
}
.tab-item .thumbnail a{
    padding-right: 0;
}
.tab-item .media-body h4{
    margin-top: 10px;
    font-size: 16px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    -ms-text-overflow: ellipsis;
    -o-text-overflow: ellipsis;
}


.video-title{
    height: 60px;
    line-height: 60px;
    background: #565960;
    margin-bottom: 20px;
}
.video-title h4{
    margin-top: 20px;
    color:#fff;
    border-left: 3px solid #ffb900;
    padding-left: 5px;
}
.video-title small{
    color: #ffb900;
    margin-top: 5px;
}

.video-content .pull-left{
    width: 100%;
    padding-right: 0 !important;
    position: relative;
}
.video-content .media{
    margin-bottom: 20px;
}
.video-content .media img{
    width: 90%;
    margin: 0 auto;
}
.video-date{
    position: absolute;
    right: 15px;
    bottom: 5px;
    display: inline-block;
    padding: 2px 5px;
    background: rgba(0, 0, 0, .7);
    font-size: 14px;
    color: #fff;
    border-radius: 5px;
}
.video-content .media>.pull-left>a>div{
    width: 100%;
    height: 100%;
}
.video-content .media-body>div{
    width: 262px;
    margin: 0 auto;
    background: #f0f0f0;
    padding: 5px;
}
.video-item-img{
    width: 262px;
    height: 172px;
}
.video-content .media-heading{
    padding: 5px;
    font-size: 16px;
    color: #000;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    -ms-text-overflow: ellipsis;
    -o-text-overflow: ellipsis;
}
.video-content .media-body p{
    padding: 5px;
    color: #858484;
    font-size: 16px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    -ms-text-overflow: ellipsis;
    -o-text-overflow: ellipsis;
}

@media all and (min-width: 992px) and (max-width: 1200px){
    .header{
        height: 460px;
    }
    .header-tab{
        width: 970px !important;
        bottom: 0;
    }
    .header-tab ul{
        padding: 0;
        border: none;
    }
    .img-des h2{
        font-size: 22px;
    }
    .tab-item-img{
        width: 195px;
        height: 182px;
    }
    .tab-btn{
        margin: 15px 2px;
    }
    .video-content .media img{
        height: 150px;
    }
    .video-title{
        height: 40px;
        line-height: 40px;
    }
    .video-content .media-body>div{
        width: 212px;
    }
    .video-item-img{
        width: 212px;
        height: 150px;
    }
    .video-title h4{
        margin-top: 10px;
        font-size: 16px;
    }
    .video-content .media-heading{
        font-size: 14px;
    }
    .video-content .media-body p{
        font-size: 12px;
    }
}
@media all and (min-width: 769px) and (max-width: 992px){
    .header{
        height: 360px;
    }
    .header-tab{
        top: 109px;
        width: 750px !important;
        bottom: 0;
    }
    .header-tab ul{
        padding: 0;
        border: none;
    }
    .img-des{
        padding: 40px 0 0 0;
    }
    .tab-item-img{
        width: 139px;
        height: 157px;
    }
    .img-des h2{
        font-size: 16px;
    }
    .img-des p{
        font-size: 12px;
    }
    .tab-btn{
        margin: 15px 2px 0;
        padding: 2px;
        font-size: 12px;
    }
    .video-content .media-body>div{
        width: 345px;
    }
    .video-item-img{
        width: 345px;
        height: 240px;
    }
    .video-title{
        height: 40px;
        line-height: 40px;
    }
    .video-title h4{
        margin-top: 10px;
        font-size: 16px;
    }
    .video-content .media-heading{
        font-size: 14px;
    }
    .video-content .media-body p{
        font-size: 12px;
    }
}
@media all and  (max-width: 768px) and (min-width: 320px){
    .header{
        height: 80px;
    }
    .tab-content .tab-pane{
        display: block !important;
    }
    .banner-img{
        display: none;
    }
    .tab-item .pull-left{
        float: none !important;
    }
    .tab-item-img{
        width: 319px;
        height: 232px;
    }
    .tab-item img{
        width:70%;
        margin: 0 auto;
    }
    .video-title{
        height: 35px;
        line-height: 35px;
    }
    .video-title h4{
        margin-top: 10px;
        font-size: 14px;
    }
    .video-content .media-body>div{
        width: 295px;
    }
    .video-item-img{
        width: 295px;
        height: 185px;
        margin: 0 auto;
    }
    .video-date{
        right: 30%;
        font-size: 12px;
    }
}
@media all and (max-width: 430px) and (min-width: 320px) {
    .header{
        height: 250px;
    }
}