JSFiddle - React, Tailwind, and code Playground

HTML

<html>
<head>
<style type="text/css">
html, body {margin: 0; padding: 0; height: 100%;}
#page {margin: 0 auto; width: 1024px; height: 100%; background-color: #ff0000;}
</style>
</head>

<body>

<div id="page"></div>

</body>
</html>