post-test.html

<!DOCTYPE html>
<html lang="en">
<head>

<meta charset="utf-8" />
<title></title>
<link rel="stylesheet" href="style.css" />

</head>
<body>

<h1></h1>

<form action="/" method="post">
	<textarea name="css">div { background: green; } </textarea>
	<textarea name="html">&lt;div>foo&lt;/div></textarea>
	<textarea name="javascript">alert('it works!');</textarea>
	<button type="submit">Submit</button>
</form>

<footer></footer>
<script src=""></script>

</body>
</html>