<!DOCTYPE html> <html> <head> <title>CSS 2.1 Test Suite: anonymous table boxes</title> <link rel="author" title="Boris Zbarsky" href="mailto:bzbarsky@mit.edu" /> <link rel="author" title="Mozilla Corporation" href="http://mozilla.com/" /> <link rel="help" href="http://www.w3.org/TR/CSS21/tables.html#anonymous-boxes"/> <meta name="flags" content="dom" /> <style> #t:before { content: "a" } </style> </head> <body> <span id="t"> <span style="display: table-cell">b</span> <script>document.body.offsetWidth</script> <span style="display: table-cell">c</span> d </span> </body> </html>