JQuery Mobile
You can download the full version, or a customized smaller version, or you can use a CDN hosted version. You can also download a zip file including the images needed. Each has its advantages/disadvantages.
<!DOCTYPE html>
<html>
<head>
<title>JQuery mobile example</title>
<meta name="viewport" content="width=device-width, initial-scale=1" />
<link rel="stylesheet" href="../jq/jquery.mobile-1.3.1.min.css" />
<script type="text/javascript" src="../jq/jquery-1.9.1.min.js"></script>
<script type="text/javascript" src="../jq/jquery.mobile-1.3.1.min.js"></script>
</head>
<body>
<div data-role="page" id="main-page">
<div data-role="header">
<h1>Main page</h1>
</div>
<div data-role="content">
<p>Hello world</p>
<p><a href="#dial" data-rel="dialog" data-role="button">dialogue</a></p>
</div>
<div data-role="footer" data-position="fixed" >
<a href="#about-page" data-icon="about">about</a>
</div>
</div>
<div data-role="page" id="about-page">
<div data-role="header">
<a href="#main-page" data-icon="home">Home</a>
<h1>About</h1>
<a href="#main-page" data-icon="home" data-theme="b">Home</a>
</div>
<div data-role="content">
<p>Hello Perl Maven</p>
</div>
<div data-role="footer" data-position="fixed">
<h4>This is the end</h4>
</div>
</div>
<div data-role="page" id="dial" >
<div data-role="header">
<h1>Dialog</h1>
</div>
<div data-role="content">
<p>Some dialogue</p>
</div>
</div>
</body>
</html>