 included the plugin in your web page before closing the <code class="highlighter-rouge">&lt;body&gt;</code> tag.</p>

<figure class="highlight"><pre><code class="language-html" data-lang="html"><span class="nt">&lt;body&gt;</span>
  <span class="nt">&lt;div</span> <span class="na">class=</span><span class="s">"layout-2"</span><span class="nt">&gt;</span>
    <span class="nt">&lt;header&gt;</span>
      <span class="nt">&lt;a</span> <span class="na">href=</span><span class="s">"#"</span> <span class="na">cl