diff --git a/modules/thunder_paragraphs/css/paragraphs.widget.css b/modules/thunder_paragraphs/css/paragraphs.widget.css
index 4646388bc..6a4170f25 100644
--- a/modules/thunder_paragraphs/css/paragraphs.widget.css
+++ b/modules/thunder_paragraphs/css/paragraphs.widget.css
@@ -1,12 +1,12 @@
-/* Subform */
-
-/* Hide paragraphs field label in table header. */
-.field--name-field-paragraphs .paragraphs-tabs-wrapper table.field-multiple-table:first-of-type th {
+/* Set background in table header. */
+.field--widget-paragraphs .paragraphs-tabs-wrapper table.field-multiple-table:first-of-type th {
   background: var(--gin-bg-layer);
 }
-.field--name-field-paragraphs .paragraphs-tabs-wrapper table.field-multiple-table:first-of-type thead th.field-label h4 {
+/* Hide paragraphs field label in table header. */
+.field--widget-paragraphs table.field-multiple-table h4.paragraphs-table-header__label {
   display: none;
 }
+/* Subform */
 .paragraph-type--link .paragraphs-subform .field--name-field-link table.field-multiple-table:first-of-type thead {
   display: none;
 }
diff --git a/modules/thunder_paragraphs/thunder_paragraphs.module b/modules/thunder_paragraphs/thunder_paragraphs.module
index 269bdb884..3d0a58c3a 100644
--- a/modules/thunder_paragraphs/thunder_paragraphs.module
+++ b/modules/thunder_paragraphs/thunder_paragraphs.module
@@ -27,25 +27,18 @@ function thunder_paragraphs_field_widget_third_party_settings_form(WidgetInterfa
 }
 
 /**
- * Implements hook_field_widget_single_element_WIDGET_TYPE_form_alter().
- *
- * Used for Classic Paragraphs widget.
+ * Implements hook_preprocess_HOOK() for field_multiple_value_form.
  */
-function thunder_paragraphs_field_widgett_single_element_entity_reference_paragraphs_form_alter(array &$element, FormStateInterface $form_state, array $context): void {
-  thunder_paragraphs__attach_ief_submit(
-    $element,
-    [
-      'top',
-      'links',
-      'collapse_button',
-    ]
-  );
+function thunder_paragraphs_preprocess_field_multiple_value_form(array &$variables): void {
+  if (isset($variables['element']['#paragraphs_widget'])
+    && $variables['element']['#paragraphs_widget'] === TRUE
+    && isset($variables['table']['#header'][0]['data']['#attributes'])) {
+    $variables['table']['#header'][0]['data']['#attributes']->addClass('paragraphs-table-header__label');
+  }
 }
 
 /**
  * Implements hook_field_widget_single_element_WIDGET_TYPE_form_alter().
- *
- * Used for Experimental Paragraphs widget.
  */
 function thunder_paragraphs_field_widget_single_element_paragraphs_form_alter(array &$element, FormStateInterface $form_state, array $context): void {
   // Based on logic in ParagraphsWidget::formMultipleElements - execution of