<link href="//netdna.bootstrapcdn.com/twitter-bootstrap/2.3.2/css/bootstrap-combined.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//netdna.bootstrapcdn.com/twitter-bootstrap/2.3.2/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<div class="span3">
<h2>Sign Up</h2>
<form>
<label>First Name</label>
<input type="text" name="firstname" class="span3">
<label>Last Name</label>
<input type="text" name="lastname" class="span3">
<label>Email Address</label>
<input type="email" name="email" class="span3">
<label>Username</label>
<input type="text" name="username" class="span3">
<label>Password</label>
<input type="password" name="password" class="span3">
<label><input type="checkbox" name="terms"> I agree with the <a href="#">Terms and Conditions</a>.</label>
<input type="submit" value="Sign up" class="btn btn-primary pull-right">
<div class="clearfix"></div>
</form>
</div>