Edit in JSFiddle

<ul>
  <li>First list</li>
  <li>Second list</li>
  <li>Third list</li>
  <li>Fourth list</li>
  <li>Fifth list</li>
</ul>
ul { font-size: 0; }
ul li { display: inline-block; width: 20%; font-size: 16px; }