/* pages/cart/mask/mask.wxss */
.cart_mask{
  width: 100%;
  height: 100%;
  position: absolute;
  background: rgba(0,0,0,0.8);
}
.cart_mask_center{
  width: 600rpx;
  height: 540rpx;
  background:rgba(255,255,255,1);
  border-radius:10px;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin:auto;
}