<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <head> <title>CSS Reftest Reference</title> <link rel="author" title="GĂ©rard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/"> <link rel="author" title="Adapted for vertical layout by Simon Montagu" href="http:/mozilla.org/"> <style type="text/css"> .test { writing-mode: vertical-lr; } div.stripe { width: 20px; height: 100px; } div#blue-stripe {background-color: blue;} div#reference {background-color: black;} div.middle { width: 20px; height: 50px; } div.bottom { background-color: orange; float: right; } div.top { background-color: silver; float: left; } </style> </head> <body> <p>Test passes if the blue and black bars are the same height and the gray and orange boxes are half of that height.</p> <div class="test"> <div class="stripe" id="reference"></div> <div class="stripe"> <div class="middle top"></div> <div class="middle bottom"></div> </div> <div class="stripe" id="blue-stripe"></div> </div> </body> </html>