<link href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.0.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<!DOCTYPE html>
<html>
<head>
<title>Page Title</title>
</head>
<body>
<h1>My First Heading</h1>
<br>
<p>My first normal paragraph.</p>
<p><strong>My second bold paragraph.</strong></p>
<p><i>My third italic paragraph.</i></p>
<br>
<a href="https://www.google.com"><u>This is a link</u></a>
<br><br>
<a href="https://placeholder.com"><img src="http://via.placeholder.com/350x150"></a>
</body>
</html>