<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>CSS Test: Outline-width - outline the box with a 0em solid outline</title> <link rel="author" title="Microsoft" href="http://www.microsoft.com/" /> <link rel="help" href="http://www.w3.org/TR/CSS21/ui.html#propdef-outline-width" /> <link rel="help" href="http://www.w3.org/TR/CSS21/ui.html#dynamic-outlines" /> <link rel="match" href="../reference/no-red-filler-text-ref.xht"/> <meta name="assert" content="The 'outline-width' property supports a minimum length value in 'em' units that sets the width of the outline." /> <style type="text/css"> div { outline: solid red; outline-width: 0em; } </style> </head> <body> <p>Test passes if there is no red visible on the page.</p> <div>Filler Text</div> </body> </html>