JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://unpkg.com/react@16.4.2/umd/react.development.js"></script>
<script src="https://unpkg.com/react-dom@16.4.2/umd/react-dom.development.js"></script>
<div id="root"></div>

Babel + JSX

var div = <h1>React.JS</h1><div className="message">Привет React!</div>;

ReactDOM.render(div, document.getElementById("root"));