<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<div class="container">
<div class="row">
<h2>Create your snippet's HTML, CSS and Javascript in the editor tabs</h2>
</div>
<div class="row jumbotron">
<form class="navbar-form navbar-right" role="search">
<div class="form-group">
<input type="text" class="form-control" name="username" placeholder="Username">
</div>
<div class="form-group">
<input type="text" class="form-control" name="password" placeholder="Password">
</div>
<button type="submit" class="btn btn-default">Sign In</button>
</form>
</div>
<div class="row featured">
<ul>
<li>Something</li>
<li>Something</li>
</ul>
</div>
<div class="row">
<ul>
<li>Something</li>
<li>Something</li>
</ul>
</div>
</div>