<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<link rel="icon" href="/favicon.ico" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Title</title>
<link rel="stylesheet" href="./tailwind.css" />
</head>
<body>
<div class="text-indigo-500 bg-white">hello world</div>
<span>text-red-500 shouldn't appear in the output</span>
</body>
</html>