Source code
Revision control
Copy as Markdown
Other Tools
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<head>
<title>CSS Test: Outline-width - outline the box with a -1ex solid outline</title>
<meta name="flags" content="invalid" />
<meta name="assert" content="The 'outline-width' property does not support a negative length value in 'ex' units and is ignored." />
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
<style type="text/css">
div
{
font: 20px/1 Ahem;
height: 1em;
width: 300px;
}
#test
{
margin: 1em 0 0 1em;
outline: solid green;
outline-width: 1em;
outline-width: -1ex;
}
#reference
{
border: solid green 1em;
margin-top: 25px;
}
</style>
</head>
<body>
<p>Test passes if the two boxes look the same.</p>
<div id="test"></div>
<div id="reference"></div>
</body>
</html>