File: css-vars-custom-property-inheritance.html

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<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>CSS Variables Test: custom properties use normal inheritance and cascade rules</title>
    <link rel="author" title="Noah Collins" href="mailto:noahcollins@gmail.com">
    <link rel="help" href="http://www.w3.org/TR/css-variables-1/#using-variables">
    <meta name="assert" content="custom properties are resolved with the normal inheritance and cascade rules">
    <link rel="match" href="/css/reference/ref-filled-green-100px-square.xht">
    <style type="text/css">

        /* test cascade importance */
        :root { --color-1: green !important; }
        :root { --color-1: red; }
        div.color1 { background-color: var(--color-1); }

        /* test cascade order */
        :root { --color-2: green; }
        div.color2 { background-color: red; }
        div.color2 { background-color: var(--color-2); }

        div { width: 100px; height: 50px; }
    </style>
</head>
<body>
    <p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
    <div class=color1></div>
    <div class=color2></div>
</body>
</html>