.poplayer{width:100%;height:2000px;position:absolute;z-index:10000;top:0;left:0;background:#000;opacity:0.3}
.mainlayer{width:1100px;overflow:hidden;margin-left:calc(50% - 375px);font-size:22px}
.mainlayer .laywraper{position:absolute;z-index:100000000;top:100px;width:750px; border:1px solid #999;overflow:hidden;display:none}
.mainlayer .laywraper .subject{background:#e29b39;color:#fff;padding:10px 20px;}
.mainlayer .laywraper .cont{height:540px;border:3px solid #e29b39;padding:15px;line-height:25px;overflow-y:auto;background:#fff;}
.mainlayer .laywraper .footwrap{background:#e29b39;color:#fff;padding:10px 20px;text-align:center;}
.mainlayer .laywraper .footwrap .closebtn{background:#333;border:1px solid #888;color:#fff;padding:5px 20px;text-align:center;border-radius:5px;cursor:pointer }
.mainlayer .margin1{margin-top:10px;}
.mainlayer .margin2{margin-top:660px;}
.mainlayer .margin3{margin-top:100px;}
.mainlayer .margin4{margin-top:150px;}
.mainlayer .margin5{margin-top:200px;}