fix(tailwindcss): tailwindcss works with vite, no custom theme

src/App.jsx

@@ -1,10 +1,10 @@
-import { useState } from "react";
+import React from "react";
 
 function App() {
   return (
-    <>
-      <p className="text-xl text-primary">heyo</p>
-    </>
+    <div className="min-h-screen bg-blue-500 flex items-center justify-center">
+      <p className="text-3xl font-bold text-primary">Hello, world!</p>
+    </div>
   );
 }