Tighten mobile header layout (#87)

Author: a-baran-orhan

playground/src/style.css

@@ -1487,7 +1487,11 @@ select:hover {
     content: "Copy link";
     font-size: 13px;
   }
-  #copy-prompt { grid-column: 1 / -1; min-height: 42px; }
+  #copy-prompt {
+    grid-column: 1 / 3;
+    grid-row: 2;
+    min-height: 42px;
+  }
   .intro { padding-left: 12px; padding-right: 12px; }
   .layout { grid-template-columns: 1fr; }
   .transport { gap: 8px; padding-left: 12px; padding-right: 12px; }