.imgbox{overflow:hidden;background-color:#f7f7f7;position:relative;cursor:pointer;width:.54167rem;height:.54167rem;margin:0 .04167rem .04167rem 0;border:1px solid #d9d9d9;border-radius:2px}.videomask{position:absolute;z-index:10;width:.52083rem;height:.52083rem;margin:0 auto;line-height:.52083rem;background:rgba(0,0,0,.3);text-align:center}.videomask .icon{display:inline-block;font-size:.13542rem!important;color:#fff!important}