.canvas-loading{position:fixed;top:0;right:0;bottom:0;left:0;width:100%;height:100%;background:#000;z-index:9999999999}.canvas-loading .layui-layer-content{width:42px;height:42px;background:url(../imgs/loading-1.gif) no-repeat;position:absolute;top:50%;left:50%;transform:translate(-50%, -50%)}.canvas-loading .layui-layer-content .load-title{position:absolute;width:500px;text-align:center;color:#fff;font-size:20px;top:38px;left:50%;margin-left:-250px}