Added navigation to main page

Frontend/src/App.jsx

 import { useState } from 'react'
 import reactLogo from './assets/react.svg'
 import viteLogo from '/vite.svg'
-import './App.css'
+import './css/App.css'
+import Navigation from './Navigation'
 
 function App() {
   const [count, setCount] = useState(0)
 
   return (
     <>
-      <div>
-        <a href="https://vitejs.dev" target="_blank">
-          <img src={viteLogo} className="logo" alt="Vite logo" />
-        </a>
-        <a href="https://react.dev" target="_blank">
-          <img src={reactLogo} className="logo react" alt="React logo" />
-        </a>
-      </div>
-      <h1>Vite + React</h1>
-      <div className="card">
-        <button onClick={() => setCount((count) => count + 1)}>
-          count is {count}
-        </button>
-        <p>
-          Edit <code>src/App.jsx</code> and save to test HMR
-        </p>
-      </div>
-      <p className="read-the-docs">
-        Click on the Vite and React logos to learn more
-      </p>
+      <Navigation />
     </>
   )
 }

Frontend/src/Navigation.jsx

+import React from 'react'
+
+function Navigation() {
+
+    return (
+
+    <div className="navigation">
+
+        <div className="navTop">
+            <h1> ElectroMart </h1>
+        </div>
+
+        <div className="navBot">
+            <ul className="navigationBar">
+                <li> <a href="#" id="products"> Products </a> </li>
+                <li> <a href="#" id="categories"> Categories</a> </li>
+            </ul>
+        </div>
+    </div>
+    );
+}
+
+export default Navigation;
\ No newline at end of file

Frontend/src/main.jsx

 import React from 'react'
 import ReactDOM from 'react-dom/client'
 import App from './App.jsx'
-import './index.css'
+import './css/index.css'
 
 ReactDOM.createRoot(document.getElementById('root')).render(
   <React.StrictMode>