css/css-conditional/at-supports-048.html

<!doctype html>
<html>
	<head>
		<title>CSS Test (Conditional Rules): Mixing @supports and CSS nesting</title>
		<link rel="author" title="Matthieu Dubet" href="m_dubet@apple.com">
		<link rel="help" href="http://www.w3.org/TR/css3-conditional/#at-supports">
		<link rel="match" href="at-supports-048-ref.html">
		<style>
			div {
				background:red;
				height:100px;
				width:100px;
				margin: 10px;
				border: solid 1px black;
			}
			.test-1 {
			    background-color: red;
			    @supports (background-color: red) {
			        background-color: green;
			    }
			}
			.test-2 {
			    background-color: green;
			    @supports (invalid-declaration: foobar) {
			        background-color: red;
			    }
			}
			.test-3 {
			    background-color: green;
			    @supports (color: red) {
			        color: red;
			    }
			}
	</style>
	</head>

	<p>Test passes if there are only green rectangles.
	<div class="test-1"></div>
	<div class="test-2"></div>
	<div class="test-3"></div>
</html>