css/css-transforms/rotateY.html

<!DOCTYPE html>
<html>
<head>
    <title>CSS Transforms Test: transform property with rotateY</title>
    <link rel="author" title="Zou Rui" href="mailto:zrxldl@gmail.com">
    <link rel="reviewer" title="Dayang Shen" href="mailto:shendayang@baidu.com"> <!-- 2013-09-05 -->
    <link rel="help" href="http://www.w3.org/TR/css-transforms-2/#funcdef-rotatey">
    <link rel="match" href="reference/rotateY-ref.html">
    <meta name="assert" content="When the value of transform is 'rotateY(90deg)', the foward side of a transformed element disappears.">
    <style type="text/css">
        .greenSquare {
            position: absolute;
            top: 50px;
            left: 50px;
            width: 100px;
            height: 100px;
            background: green;
        }

        .redSquare {
            position: absolute;
            top: 50px;
            left: 50px;
            width: 100px;
            height: 100px;
            background: red;
            transform: rotateY(90deg);
        }

        .container {
            position: relative;
            width: 200px;
            height: 200px;
        }
    </style>
</head>
<body>
    <p>The test passes if there is a green square and no red.</p>
    <div class="container">
        <div class="greenSquare"></div>
        <div class="redSquare"></div>
    </div>
</body>
</html>