<!DOCTYPE html> <html> <head> <title>CSS 2.1 Test Suite: Test for z-ordering of inline-table</title> <link rel="author" title="L. David Baron" href="https://dbaron.org/" /> <link rel="author" title="Mozilla Corporation" href="http://mozilla.com/" /> <link rel="help" href="http://www.w3.org/TR/CSS21/zindex.html#painting-order" /> <meta name="flags" content="" /> <style type="text/css"> div#test > span { display:inline-table; vertical-align: top; } div#test > span > span { display: block; background: green; color: green; border-bottom: 0.25em solid green; border-top: 0.25em solid green; } div#before { height: 1em; margin-bottom:-1em; } div#before > span { display: inline; vertical-align: top; background: red; color: red; } </style> </head> <body> <div id="before"><span> x </span></div> <div id="test"><span><span> x </span></span></div> </body> </html>