<!DOCTYPE html>
<html>
    <head>
        <title>HTML testing relative URLs</title>
        <link rel="stylesheet" type="text/css" href="./teststyle.css">
    </head>
    <body>
        <img src="./testimage.png" /><br>
        <a href="./test.txt">test.txt</a>
        <iframe height="400" width="100%" src="./test.txt">
            Test
        </iframe>
    </body>
    <h1>This is a heading</h1>
    <p>This is a paragraph.</p>
</html>
