feat: basic themes for event sites

src/Form/Service/ParticipantFieldOptionsProvider.php

@@ -158,7 +158,6 @@ class ParticipantFieldOptionsProvider extends AbstractFieldOptionsProvider
                 if (true === $service->mandatory) {
                     $attributes['checked'] = true;
                     $attributes['readonly'] = true;
-                    $attributes['class'] = 'text-pink';
                     $attributes['data-tooltip'] = 'Diese Leistung ist nicht abwählbar';
                 }