<!DOCTYPE html>
<html>
<head>
<title>Styling the article element</title>
<script>document.createElement("myHero")</script>
<style>
myHero {
display:block;
background-color:#ddd;
padding: 50px;
font-size: 30px;
}
</style>
</head>
<body>
<h1>My First Heading</h1>
<p>My first paragraph.</p>
<myHero>My First Hero</myHero>
</body>
</html>