<!doctype html>
<html>
<head>
<title>Block elements</title>
</head>
<body>
<h1>Blocks are full-width</h1>
<p>Longer text will wrap internally within each block element.</p>
<p>Other blocks will then stack underneath.</p>
<aside>
<p>They can still be nested.</p>
<p>And will push down the page.</p>
</aside>
</body>
</html>