.popup{position:fixed;top:0;right:auto;bottom:0;left:0;height:100%; width: 100%; z-index: 10001; box-sizing:border-box;}
.popup .closeIcon{
  position: absolute;
  top: 40rpx;
  right: 40rpx;
  font-size: 40rpx;
  color: #fff;
}