dth: 30%;
  }
</style>

<!-- Absolutely-positioned element with percentage width. -->
<div id="box8_parent">
  <div id="box8">
    Duis aute.
  </div>
</div> <!-- #box8_outer -->

<style type="text/css" media="screen">
  #box8_parent {
    position: relative;
    width: 500px;
  }
  
  #box8 {
    width: 30%;
  }
</style>

<!-- Fixed-position element with percentage width. -->
<div id="box9">
  Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Except