clean up & polish

src/shared/networkStatusIndicator.tsx

@@ -7,7 +7,7 @@ export function NetworkStatusIndicator() {
     <span
       className={`absolute right-0 top-0 block h-2 w-2 -translate-y-1/2 translate-x-1/2 transform rounded-full ${
         isOnline ? 'bg-green-400' : 'bg-red-400'
-      } ring-2 ring-zinc-900`}
+      } ring-2 ring-black`}
     />
   );
 }