diff --git a/core/modules/views_ui/css/views_ui.admin.theme.css b/core/modules/views_ui/css/views_ui.admin.theme.css
index 554ee76..7c56b3b 100644
--- a/core/modules/views_ui/css/views_ui.admin.theme.css
+++ b/core/modules/views_ui/css/views_ui.admin.theme.css
@@ -842,6 +842,10 @@ ul#views-display-menu-tabs li.add ul.action-list li{
   background-color: #f3f4ee;
 }
 
+.views-ui-dialog.views-ui-dialog-scroll .ui-dialog-titlebar {
+  border: none;
+}
+
 .views-ui-dialog .views-override {
   padding: 8px 13px;
 }
diff --git a/core/modules/views_ui/js/dialog.views.js b/core/modules/views_ui/js/dialog.views.js
index 22a6821..a2848af 100644
--- a/core/modules/views_ui/js/dialog.views.js
+++ b/core/modules/views_ui/js/dialog.views.js
@@ -9,6 +9,8 @@
     var offset = 0;
     var modalHeight;
     if ($viewsOverride.length && $scroll.length) {
+      // Add a class to do some styles adjustments.
+      $modal.closest('.views-ui-dialog').addClass('views-ui-dialog-scroll');
       // Let scroll element take all the height available.
       $scroll.css({ overflow: 'visible', height: 'auto' });
       modalHeight = $modal.height();
diff --git a/core/modules/views_ui/js/views-admin.js b/core/modules/views_ui/js/views-admin.js
index add95fa..ceaf4f6 100644
--- a/core/modules/views_ui/js/views-admin.js
+++ b/core/modules/views_ui/js/views-admin.js
@@ -189,7 +189,7 @@ Drupal.viewsUi.AddItemForm.prototype.handleCheck = function (event) {
   var label = $.trim($target.next().text());
   // Add/remove the checked item to the list.
   if ($target.is(':checked')) {
-    this.$selected_div.show();
+    this.$selected_div.show().css('display', 'block');
     this.checkedItems.push(label);
   }
   else {