Master React in Webflow - Getting Started in Webflow

<script crossorigin src="https://unpkg.com/react@18/umd/react.production.min.js"></script>
<script crossorigin src="https://unpkg.com/react-dom@18/umd/react-dom.production.min.js"></script>
<script src="https://unpkg.com/@babel/standalone/babel.min.js"></script>

<script type="text/babel" data-presets="env,react">
    /* CHOOSE HOW YOU GET YOUR ELEMENT */
    const element = document.getElementsByClassName('react')[0];
    // const element = document.getElementById('app');
    // const element = document.querySelector('react');
    const root = ReactDOM.createRoot(element);
    root.render(<h1>Hello world!</h1>
</script>