<html>
<head>
<style type="text/css">
body {background-color: yellow}
h1 {background-color: #00ff00}
h2 {background-color: transparent}
p {background-color: rgb(250,0,255)}
</style>
</head>
<body>
<h1>Overskrift 1</h1>
<h2>Overskrift 2</h2>
<p>Dette er en paragraph</p>
</body>
</html>
