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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-anchor-position/anchor-position-top-layer-006.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<title>Top-layer element cannot anchor to succeeding top-layer element</title>
<link rel="author" href="mailto:xiaochengh@chromium.org">
<link rel="match" href="anchor-position-top-layer-ref.html">
<style>
#anchor {
position: absolute;
top: 300px;
left: 200px;
width: 100px;
height: 100px;
background: orange;
anchor-name: --a;
}
#target {
position: fixed;
top: anchor(bottom, 200px);
left: anchor(left, 300px);
width: 100px;
height: 100px;
background: lime;
position-anchor: --a;
}
body {
margin: 0;
height: 300vh;
}
dialog {
margin: 0;
border: 0;
padding: 0;
outline: none;
}
dialog::backdrop {
background: transparent;
}
</style>
<dialog id="anchor"></dialog>
<dialog id="target"></dialog>
<script>
target.showModal();
anchor.showModal();
document.scrollingElement.scrollTop = 100;
</script>