.paging{text-align:right;margin-top:10px}.ob{display:inline-block;position:relative}.mask{width:200px;height:200px;background:hsla(0,0%,100%,.85);z-index:999;position:absolute;top:0;left:0;text-align:center;line-height:200px;color:#333;font-size:18px;font-weight:700}