Get your own React server
main.jsx
index.html
my-style.module.css
 
import { createRoot } from 'react-dom/client';
import styles from './my-style.module.css'; 
  
const Car = () => {
  return <h1 className={styles.bigred}>Hello Car!</h1>;
}
  
createRoot(document.getElementById('root')).render(
  <Car />
);

                    
<!doctype html>
<html lang="en">
  <body>
    <div id="root"></div>
    <script type="module" src="/src/main.jsx"></script>
  </body>
</html>

                    
.bigred {
  color: Tomato;
  padding: 40px;
  font-family: Sans-Serif;
  text-align: center;
}

                    
localhost:5173