This is a CSS file I've been working on for a few years off and on. It is a simple CSS theme that emulates Gruvbox with automatic support for light mode using the light mode CSS media query.
<!DOCTYPE html>
<html>
<head>
<title>Page Title</title>
<link rel="stylesheet" href="/static/gruvbox.css">
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
</head>
<body id="top">
<main>
<h1>Page title</h1>
<p>Hello! this is an example page using <a href="https://github.com/Xe/gruvbox-css">gruvbox-css</a></p>
<blockquote>When in doubt, create another framework</blockquote>
<ul><li>Unknown</li></ul>
<p>Select this text to see what happens!</p>
<footer>
<p>CSS available under the MIT license.</p>
</footer>
</main>
</body>
</html>
