diff --git a/core/modules/layout_builder/css/layout-builder.css b/core/modules/layout_builder/css/layout-builder.css
index c920f23bd4..8977c67710 100644
--- a/core/modules/layout_builder/css/layout-builder.css
+++ b/core/modules/layout_builder/css/layout-builder.css
@@ -85,3 +85,9 @@
   display: block;
   padding-top: 0.55em;
 }
+
+[data-layout-builder-highlight-id].layout-builder-highlight {
+  position: relative;
+  box-shadow: 0 0 0 99999px rgba(0, 0, 0, 0.5);
+  z-index: 1;
+}
diff --git a/core/modules/layout_builder/js/layout-builder.es6.js b/core/modules/layout_builder/js/layout-builder.es6.js
index f8f7b0be46..d90ea4aed6 100644
--- a/core/modules/layout_builder/js/layout-builder.es6.js
+++ b/core/modules/layout_builder/js/layout-builder.es6.js
@@ -51,4 +51,18 @@
         });
     },
   };
+  $(window).on('dialog:aftercreate', (event, dialog, $element) => {
+    $('.layout-builder-highlight').removeClass('layout-builder-highlight');
+    if ($element.find('[data-layout-builder-target-highlight-id]')) {
+      const id = $element
+        .find('[data-layout-builder-target-highlight-id]')
+        .attr('data-layout-builder-target-highlight-id');
+      $(`[data-layout-builder-highlight-id="${id}"]`).addClass(
+        'layout-builder-highlight',
+      );
+    }
+  });
+  $(window).on('dialog:afterclose', () => {
+    $('.layout-builder-highlight').removeClass('layout-builder-highlight');
+  });
 })(jQuery, Drupal);
diff --git a/core/modules/layout_builder/js/layout-builder.js b/core/modules/layout_builder/js/layout-builder.js
index 0f0de275ef..993fdd10d0 100644
--- a/core/modules/layout_builder/js/layout-builder.js
+++ b/core/modules/layout_builder/js/layout-builder.js
@@ -32,4 +32,14 @@
       });
     }
   };
+  $(window).on('dialog:aftercreate', function (event, dialog, $element) {
+    $('.layout-builder-highlight').removeClass('layout-builder-highlight');
+    if ($element.find('[data-layout-builder-target-highlight-id]')) {
+      var id = $element.find('[data-layout-builder-target-highlight-id]').attr('data-layout-builder-target-highlight-id');
+      $('[data-layout-builder-highlight-id="' + id + '"]').addClass('layout-builder-highlight');
+    }
+  });
+  $(window).on('dialog:afterclose', function () {
+    $('.layout-builder-highlight').removeClass('layout-builder-highlight');
+  });
 })(jQuery, Drupal);
\ No newline at end of file
diff --git a/core/modules/layout_builder/src/Controller/ChooseBlockController.php b/core/modules/layout_builder/src/Controller/ChooseBlockController.php
index 4f25eb09bd..0a28212be8 100644
--- a/core/modules/layout_builder/src/Controller/ChooseBlockController.php
+++ b/core/modules/layout_builder/src/Controller/ChooseBlockController.php
@@ -63,6 +63,14 @@ public function build(SectionStorageInterface $section_storage, $delta, $region)
     $build['#type'] = 'container';
     $build['#attributes']['class'][] = 'block-categories';
 
+    $build['#attributes']['data-layout-builder-target-highlight-id'] = implode('-', [
+      'block',
+      $section_storage->getStorageType(),
+      $section_storage->getStorageId(),
+      $delta,
+      $region,
+    ]);
+
     // @todo Explicitly cast delta to an integer, remove this in
     //   https://www.drupal.org/project/drupal/issues/2984509.
     $delta = (int) $delta;
diff --git a/core/modules/layout_builder/src/Controller/ChooseSectionController.php b/core/modules/layout_builder/src/Controller/ChooseSectionController.php
index 3405692e53..7c2fb26e09 100644
--- a/core/modules/layout_builder/src/Controller/ChooseSectionController.php
+++ b/core/modules/layout_builder/src/Controller/ChooseSectionController.php
@@ -98,6 +98,12 @@ public function build(SectionStorageInterface $section_storage, $delta) {
         'class' => [
           'layout-selection',
         ],
+        'data-layout-builder-target-highlight-id' => implode('-', [
+          'section',
+          $section_storage->getStorageType(),
+          $section_storage->getStorageId(),
+          $delta,
+        ]),
       ],
     ];
 
diff --git a/core/modules/layout_builder/src/Controller/LayoutBuilderController.php b/core/modules/layout_builder/src/Controller/LayoutBuilderController.php
index c01fea544b..eb5b72987d 100644
--- a/core/modules/layout_builder/src/Controller/LayoutBuilderController.php
+++ b/core/modules/layout_builder/src/Controller/LayoutBuilderController.php
@@ -171,6 +171,12 @@ protected function buildAddSectionLink(SectionStorageInterface $section_storage,
       '#type' => 'container',
       '#attributes' => [
         'class' => ['new-section'],
+        'data-layout-builder-highlight-id' => implode('-', [
+          'section',
+          $storage_type,
+          $storage_id,
+          $delta,
+        ]),
       ],
     ];
   }
@@ -234,7 +240,16 @@ protected function buildAdministrativeSection(SectionStorageInterface $section_s
         ),
       ];
       $build[$region]['layout_builder_add_block']['#type'] = 'container';
-      $build[$region]['layout_builder_add_block']['#attributes'] = ['class' => ['new-block']];
+      $build[$region]['layout_builder_add_block']['#attributes'] = [
+        'class' => ['new-block'],
+        'data-layout-builder-highlight-id' => implode('-', [
+          'block',
+          $storage_type,
+          $storage_id,
+          $delta,
+          $region,
+        ]),
+      ];
       $build[$region]['layout_builder_add_block']['#weight'] = 1000;
       $build[$region]['#attributes']['data-region'] = $region;
       $build[$region]['#attributes']['class'][] = 'layout-builder--layout__region';