<!DOCTYPE HTML>
<title>Test for z-index relationship to border-radius clipping of overflow</title>
<style>

#one { position: absolute; background: blue;
       top: 50px; left: 50px; width: 100px; height: 100px }

#two { position: absolute; border-radius: 15px; background: fuchsia;
       top: 25px; left: 75px; width: 100px; height: 100px }

#three { position: absolute; background: yellow;
         top: 75px; left: 100px; width: 100px; height: 100px }

</style>

<div id="three"></div>
<div id="two"></div>
<div id="one"></div>