title: Making button go full-width?
body: <p>I want a button to take up the full width of the column, but having difficulties...</p>
  
  <pre><code>&lt;div class="span9 btn-block"&gt;
      &lt;button class="btn btn-large btn-block btn-primary" type="button"&gt;Block level button&lt;/button&gt;
  &lt;/div&gt;
  </code></pre>
  
  <p><strong>How do I make the button as wide as the column?</strong></p>