npm init -ynpm install react react-dom react-scripts<!DOCTYPE html
<html>
<head>
<title>My React App</title>
</head>
<body>
<div id="root"></div>
</body>
</html>import React from 'react';
import ReactDOM from 'react-dom';
import App from './App';
ReactDOM.render(
<React.StrictMode>
<App />
</React.StrictMode>,
document.getElementById('root')
);