iv class='highlight'><pre>  <span class="hljs-tag">article</span>, <span class="hljs-tag">aside</span>, <span class="hljs-tag">details</span>, <span class="hljs-tag">figcaption</span>, <span class="hljs-tag">figure</span>,
  <span class="hljs-tag">footer</span>, <span class="hljs-tag">header</span>, <span class="hljs-tag">hgroup</span>, main, menu, <span class="hljs-tag">nav</span>, <span class="hljs-tag">section</span> {
    <span class="hljs-attribute">display</span><span class="hljs-value">: block;</span