.imgbox{overflow:hidden;background-color:#f7f7f7;position:relative;cursor:pointer;width:104px;height:104px;margin:0 8px 8px 0;border:1px solid #d9d9d9;border-radius:2px}.videomask{position:absolute;z-index:10;width:100px;height:100px;margin:0 auto;line-height:100px;background:rgba(0,0,0,.3);text-align:center}.videomask .icon{display:inline-block;font-size:26px!important;color:#fff!important}