title: Bootstrap align button bottom of div
body: <p>I am trying to align this button in the center of the div and at the bottom.
  The text should just fill up the div from the top. Thanks</p>
  
  <pre><code>  &lt;div class="panel-body" style="float:left;margin-top:15px;width:40%;height:222px;background-color:#000000;" &gt;
    yolof fffffffffffffffffffffffffffffffff ffffffffffffffffffffffff fffff
    &lt;br&gt;
    &lt;a href="page.php" class="btn btn-primary" &gt;Open Page&lt;/a&gt;
    &lt;/div&gt;
  </code></pre>