@@ -18,7 +18,6 @@ class BackgroundWrapperController extends AbstractContentElementController

 {

     protected function getResponse(FragmentTemplate $template, ContentModel $model, Request $request): Response

     {

-        $GLOBALS['TL_CSS']['vr_coretools'] = 'bundles/vonrotenbergcoretools/css/background-wrapper.min.css|static';

         $arrData = array_merge($template->getData(),[

             'element_css_classes' => trim($template->element_css_classes . ' ' . $this->getWrapperClasses($model))

         ]);

@@ -28,6 +28,7 @@ class KernelRequestSubscriber implements EventSubscriberInterface

         $request = $e->getRequest();

         if ($this->scopeMatcher->isBackendRequest($request)) {

+            $GLOBALS['TL_CSS'][] = 'bundles/vonrotenbergcoretools/css/background-wrapper.min.css|static';

             $GLOBALS['TL_CSS'][] = 'bundles/vonrotenbergcoretools/css/be_grid_position_widget.min.css|static';

             $GLOBALS['TL_JAVASCRIPT'][] = 'bundles/vonrotenbergcoretools/js/GridSelectionHandler.js|async';

         }