chromium/third_party/blink/web_tests/external/wpt/html/semantics/embedded-content/the-iframe-element/support/standalone-fail.htm

<!DOCTYPE html>
<html>
<head>
    <title>Page with FAIL message</title>
</head>
<body>
    <div style="color: Red">FAIL!!!</div>
</body>
</html>