.operation_discount_popup1 .oper_close_style{background:url(//ueeshop.ly200-cdn.com/u_file/UPAU/UPAU502/2511/11/photo/1.png) no-repeat center!important;background-size:contain!important}
@media screen and (max-width:1000px){
body .operation_discount_popup1 .oper_close_style{width:34px;height:34px}
}