an> <span class="na">class=</span><span class="s">"alert alert-danger fade in"</span><span class="nt">&gt;</span>
  <span class="nt">&lt;button</span> <span class="na">type=</span><span class="s">"button"</span> <span class="na">class=</span><span class="s">"close"</span> <span class="na">data-dismiss=</span><span class="s">"alert"</span> <span class="na">aria-hidden=</span><span class="s">"true"</span><span class="nt">&gt;</span>×<span class="nt">&lt;/button&gt;</span>
  <span class="nt">&lt;h4&gt;</span>