scrollbar UI update

Author: Matteo-it

examples/bedtime-story-teller/assets/style.css

@@ -783,5 +783,13 @@ body {
 }
 
 #story-response p {
-    margin: 0 0 8px 0; /* 8px bottom margin for paragraphs */
-}
+    margin: 0 0 8px 0;
+}
+
+#story-response::-webkit-scrollbar {
+    width: 8px;
+}
+
+#story-response::-webkit-scrollbar-track {
+    background-color: transparent;
+}