gecko/layout/reftests/w3c-css/received/css3-conditional/at-supports-009.html

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<!doctype html>
<html>
<head>
<title>CSS Test (Conditional Rules): Negations of failing simple conditions in @supports should pass</title>
<link rel="author" title="Florian Rivoal" href="mailto:florianr@opera.com">
<link rel="help" href="http://www.w3.org/TR/css3-conditional/#at-supports">
<link rel="match" href="at-supports-001-ref.html">
<meta name="flags" content="">
<style>
div {
background-color:red;
height:100px;
width:100px;
}
@supports (not (yadayada: x, calc( 2/3 ))) {
div { background-color:green; }
}
</style>
</head>
<body>
<p>Test passes if there is a <strong>filled green square</strong> and <strong>no red</strong>.</p>
<div></div>
</body>
</html>