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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-conditional/at-supports-045.html - WPT Dashboard Interop Dashboard
<!doctype html>
<head>
<title>CSS Test (Conditional Rules): Invalid rules after @supports</title>
<!-- This test is paired with at-media-003.html ; please keep them in sync -->
<link rel="match" href="at-supports-001-ref.html">
<meta name="assert"
content="Test passes if rules required to occur before all style rules are invalid after @supports.">
<style>
@supports (background: blue) { /* invalidates later rules even if empty */ }
@import "support/fail.css";
.test1, x|div { background: green; }
.test1, y|div { background: red; }
div {
background: red;
height: 50px;
width: 100px;
}
</style>
<style>
@supports (background: blue) {
/* @supports isn't invalidated, only misordered stuff after it is */
.test2 { background: green; }
}
@import "support/fail.css";
</style>
</head>
<body>
<p>Test passes if there is a <strong>filled green square</strong> and <strong>no red</strong>.</p>
<div class="test1"></div>
<div class="test2"></div>
</body>
</html>