;/ul&gt;</span></code></pre></div>

<h3 id="vertical">Vertical</h3>

<p>Stack your navigation by changing the flex item direction with the <code class="highlighter-rouge">.flex-column</code> utility. Need to stack them on some viewports but not others? Use the responsive versions (e.g., <code class="highlighter-rouge">.flex-sm-column</code>).</p>

<div class="bd-example">
<ul class="nav flex-column">
  <li class="nav-item">
    <a class="nav-link active" href="#">Active</a>
  </li>
  <li class="nav-item">
 