second/templates/static/css/exhibitionList.css

/* 头部广告 */
.advImg{
    background: url(../imgs/productAdv.jpg) no-repeat center;
    background-size: cover;
}
.videoList{
    overflow: hidden;
}
.videoList >li{
    float: left;
    width: 269px;
    margin: 0px 17px 0px 0;
}
.videoList >li:nth-child(4n+4) {
    margin-right:0;
}
.videoImg img{
    width: 268px;
    height: 215px;
}
.videoMsg h2{
    color: #262626;
    font-size: 16px;
    line-height: 60px;
    font-weight: 700;
    text-align: center;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    width: 80%;
}