<h1 id="task-lists">Task lists</h1>
<ul>
<li><label>
  <input type="checkbox" class="task-list-item-checkbox">
   Regular uncheckbox1!
</label></li>
<li><label>
  <input type="checkbox" class="task-list-item-checkbox">
   Regular uncheckbox2!
</label></li>
<li><label>
  <input type="checkbox" class="task-list-item-checkbox" checked>
   Regular paragraph <em>checkbox3</em>!
</label></li>
</ul>
<ul>
<li>[c] Irregular checkbox1!</li>
<li>[] Irregular checkbox2!</li>
</ul>
<ul>
<li>Blah blah blah<ul>
<li><label