.listVideo{
    margin-top:30px;
}
.screenVideo{
    margin-left: -7.5px;
    margin-right: -7.5px;
}
.item_video{
    width:20%;
    padding:0 7.5px;
    margin-bottom: 30px;
}
.video_play{
    width:100%;
    height:130px;
    position: relative;
}
.video_play .video_bg{
    width:100%;
    height:100%;
    background-color: #f6f6f6;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

.play_icon{
    position: absolute;
    top:0;
    left:0;
    width:100%;
    height:100%;
    background:rgba(0,0,0,.5);
    display:none;
}
.play_icon em{
    display:block;
    width:40px;
    height:26px;
    position: absolute;
    top:50%;
    left:50%;
    background-image: url(../../images/video/play-button.png);
    background-repeat: no-repeat;
    margin-left:-20px;
    margin-top:-13px;
    cursor: pointer;
}
.bk{
    width:100%;
    height:100%;
    position: absolute;
    top: 0;
    left: 0;
    overflow: hidden;
}
.bk>div{
    width:1px;
    height:1px;
    background: #fe031e;
}
.bk .top{
    position: absolute;
    top: 0;
    left: 0;
    height: 2px;
}
.bk .left{
    position: absolute;
    bottom: 0;
    left: 0;
    width: 2px;
}
.bk .right{
    position: absolute;
    top: 0;
    right: 0;
    width: 2px;
}
.bk .bottom{
    position: absolute;
    right: 0;
    bottom: 0;
    height: 2px;
}
.bk .bor{
    transition: all .5s;
    -webkit-transition: all .5s; /* Safari */
}
.bk:hover .top, .bk:hover .bottom{
    transform: scaleX(600);
    -ms-transform:scaleX(600);     /* IE 9 */
    -moz-transform:scaleX(600);     /* Firefox */
    -webkit-transform:scaleX(600); /* Safari 和 Chrome */
    -o-transform:scaleX(600);
}
.bk:hover .left, .bk:hover .right{
    transform: scaleY(300);
    -ms-transform:scaleY(300);     /* IE 9 */
    -moz-transform:scaleY(300);     /* Firefox */
    -webkit-transform:scaleY(300); /* Safari 和 Chrome */
    -o-transform:scaleY(300);
}



.video_title{
    margin-top:10px;
    margin-bottom:10px;
}
.video_title p{
    width: 100%;
    font-size: 14px;
    line-height: 18px;
    color: #000;
    margin-bottom:0;
    max-height: 36px;
    white-space: nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
}
.video_icon .play_num{
    float:left;
}
.video_icon  .video_time{
    float: right;
}
.video_icon span{
    font-size: 12px;
    color: #999;
}
.video_icon em{
    display:inline-block;
    width:16px;
    height: 12px;
    margin-right: 5px;
}
.video_icon .play_num em{
    background-image:url("../../images/video/playno.png");
    background-repeat: no-repeat;
}
.video_icon  .video_time em{
    background-image:url("../../images/video/video_time.png");
    background-repeat: no-repeat;
}



@media (max-width: 768px) {
    .item_video{
        width: 50%!important;
        margin-bottom: 20px;
    }
    .play_icon{
        display:block;
        border: 2px solid #fe031e;
    }
    .video_icon em{
        margin-right: -2px;
    }
    .video_icon .video_time{
        display: none;
    }
}