<!DOCTYPE html>
<html>
<head>
<title>jQuery :header selector</title>
<script src="jquery-latest.min.js"></script>
<script>
$(document).ready(function() {
$(":header").css("background-color","pink");
});
</script>
</head>
<body>
<h1>Article heading</h1>
<section style="border:1px solid #000;">
<h2>Sub heading</h2>
<p>first paragraph</p>
<p>second paragraph</p>
<p>third paragraph</p>
</section>
<br />
<div style="border:1px solid #000;">
<p>first paragraph</p>
<p>second paragraph</p>
<p>third paragraph</p>
<h3>Footer Ending</h3>
</div>
</body>
</html>
