body .prod_info_form li.attr_show .btn_attr{padding: 8px 15px;font-size: 16px;}
body .prod_info_form .custom_attr_box li .checkbox_attr{display: inline-flex;}
@media screen and (max-width: 768px) {
    body .prod_info_form li.attr_show .btn_attr{padding: 2px 15px;font-size: 14px;}
}