<!DOCTYPE html>
<body>
  <section>
    <div>1</div>
    <span>2</span>
    <div class="before" style="position: absolute">3</div>
    <div>&nbsp;</div>
  </section>
  <section>
    <div>1</div>
    <span>2</span>
    <div class="before" style="position: absolute">3</div>
    <div class="beforeoof">&nbsp;</div>
  </section>
</body>
