<!DOCTYPE html>
<html>
<head>
<style>
dialog {
    background: green;
    border-color: green;
}
div {
    content: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA8AAAAPAQMAAAABGAcJAAAAA1BMVEUAgACc+aWRAAAADElEQVR42mNgIAEAAAAtAAH7KhMqAAAAAElFTkSuQmCC);
}
</style>
</head>
<body>
<p>Bug <a href="http://webkit.org/b/103477">103477</a>: Make
NodeRenderingContext::parentRenderer and nextRenderer top layer aware
<p>The test passes if you see a green square near the top and green rectangle in the center of the viewport.
<div>
<dialog id="dialog"></dialog>
</div>
<script>
document.getElementById('dialog').showModal();
</script>
</body>
</html>