<script>
jQuery(function($) {
if ($('.error')[0] || $('.mw_wp_form_confirm')[0] || $('.mw_wp_form_complete')[0]) {
$("body").addClass("mw_wp_form_dn");
}
const email01 = $('input:text[name="email"]').val();
if (typeof email01 !== "undefined") {
$("body").addClass("mw_wp_form_dn");
}
});
</script>