<!DOCTYPE html><html><head>
<title>Universal selector with declared namespace</title>
<style type="text/css">@namespace a url(http://www.example.org/a);
@namespace b url(http://www.example.org/b);
p, q { display : block ; margin-bottom : 1em }
b|* { background-color : lime }</style>
<link rel="author" title="Daniel Glazman" href="http://glazman.org/">
<link rel="author" title="Ian Hickson" href="mailto:ian@hixie.ch">
<link rel="help" href="https://www.w3.org/TR/css3-selectors/#selectors">
<meta name="flags" content=" namespace">
</head>
<body>
<p></p>
<p xmlns="http://www.example.org/b"></p>
<q xmlns="http://www.example.org/b"></q>
<p xmlns="http://www.example.org/a"></p>
<p xmlns="http://www.example.org/b"></p>
</body></html>