diff --git a/ui/src/app/metadata/configuration/component/metadata-configuration.component.scss b/ui/src/app/metadata/configuration/component/metadata-configuration.component.scss
new file mode 100644
index 000000000..24b159af0
--- /dev/null
+++ b/ui/src/app/metadata/configuration/component/metadata-configuration.component.scss
@@ -0,0 +1,19 @@
+@import '../../../../theme/_palette';
+
+:host /deep/ {
+    .bg-diff {
+        background: #FEE8E9;
+        position: relative;
+        &::before {
+            $size: 24px;
+            content: "\f06a";
+            font-family: 'FontAwesome';
+            text-align: center;
+            width: $size;
+            height: $size;
+            position: absolute;
+            left: -$size;
+            top: 0.5rem;
+        }
+    }
+}