Untitled

<!DOCTYPE html>
<html>
<head>
	<title>json and ajax</title>
	<style type="text/css">
		.hide-me{
			display: none;
		}
	</style>
</head>
<body>

<header><h1>ajax and json</h1>
<button id="btn">click me</button>
</header>
<div id="animal-info"></div>
<script type="text/javascript" src="js/main.js"></script>
</body>
</html>