<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <head> <title>CSS Test: Auto-imported from Gecko test 373379-1.html</title> <link rel="author" title="Boris Zbarsky" href="mailto:bzbarsky@mit.edu"> <link rel="help" href="http://www.w3.org/TR/CSS21/tables.html#anonymous-boxes"> <meta name="flags" content="dom"> <style type="text/css"> #tablecell { display: table-cell; } .border { border: 1px solid blue; } </style> </head> <body> <p>There should be no red below, except for antialiasing issues.</p> <div style="position: relative; font-size: 2em;"> <div style="position: relative; z-index: 1; color: red; padding: 1px;"> <span class="border"> <span id="tablecell">x</span> </span> <script type="text/javascript"> document.body.offsetWidth; document.getElementById("tablecell").removeAttribute("id"); </script> </div> <div style="position: absolute; z-index: 2; top: 0; color: green; padding: 1px;"> <span class="border"> <span>x</span> </span> </div> </div> </body> </html>