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<html><head><link id="myLink" rel="stylesheet" type="text/css" media="screen" href="styles.css"></head><body><h1>I am formatted with a linked style sheet</h1><p>Click the button to change the media type the link element is intended for.</p><button onclick="myFunction()">Try it</button><p id="demo"></p><script>function myFunction() { document.getElementById("myLink").media = "all"; document.getElementById("demo").innerHTML = "The media type was changed from 'screen' to 'all'.";}</script></body></html>