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<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Test nth-child selector argument</title>
<link rel="author" title="Mike Bremford" href="https://bfo.com"/>
<link rel="help" href="https://www.w3.org/TR/selectors-4/#the-nth-child-pseudo"/>
<link rel="match" href="../reference/ref-filled-green-100px-square.xht"/>
<style type="text/css">
div {
display: block;
width: 100px;
height: 20px;
background-color: green;
}
.container {
height: 100px;
}
.reference {
background-color: green;
}
div:nth-child(1 of) { background-color: red; }
div:nth-last-child(n of) { background-color: red; }
div:nth-child(even of) { background-color: red; }
div:nth-last-child(even of even) { background-color: red; } /* valid just not matching */
div:nth-child(even .test) { background-color: red; }
div:nth-last-child(of) { background-color: red; }
div:nth-child(of ) { background-color: red; }
div:nth-last-child(of .) { background-color: red; }
div:nth-child(of .test) { background-color: red; }
div:nth-last-child(n + of ) { background-color: red; }
div:nth-child(n - of ) { background-color: red; }
div:nth-last-child(n + 1of) { background-color: red; }
div:nth-child(+ of .test) { background-color: red; }
div:nth-last-child(1 + of .test) { background-color: red; }
div:nth-child(1 - of .test) { background-color: red; }
div:nth-last-child(1 n) { background-color: red }
div:nth-child("1" of div) { background-color: red }
div:nth-last-child(1 "of" div) { background-color: red }
div:nth-child(1 of "" div) { background-color: red }
div:nth-last-child(n-1of div) { background-color: red }
div:nth-of-type(n of div) { background-color: red } /* gotcha */
div:nth-last-of-type(n of div) { background-color: red }
</style>
</head>
<body>
<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div class="container">
<div class="test"></div>
<div class="test"></div>
<div class="test"></div>
<div class="test"></div>
<div class="test"></div>
</div>
</body>
</html>
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