<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">
<section class="color-2">
<p>
<button class="btn btn-2 btn-2a">Button</button>
<button class="btn btn-2 btn-2b">Button</button>
</p>
<p>
<button class="btn btn-2 btn-2c">Button</button>
<button class="btn btn-2 btn-2d">Button</button>
</p>
<p>
<button class="btn btn-2 btn-2e">Button</button>
<button class="btn btn-2 btn-2f">Button</button>
</p>
<p>
<button class="btn btn-2 btn-2g">Button</button>
<button class="btn btn-2 btn-2h">Button</button>
</p>
<p>
<button class="btn btn-2 btn-2i">Yes</button>
<button class="btn btn-2 btn-2j">No</button>
</p>
</section>
</div>
</div>
