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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-position/overlay/overlay-transition-backdrop.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<title>CSS Position Test: overlay transition with ::backdrop</title>
<link rel="match" href="green-ref.html">
<link rel="author" href="mailto:jarhar@chromium.org">
<style>
[popover] {
display: block;
visibility: hidden;
transition: overlay 60s step-end;
transition-behavior: allow-discrete;
}
[popover]::backdrop {
visibility: visible;
background-color: green;
}
</style>
<div popover id="foo"></div>
<script>
foo.showPopover();
foo.hidePopover();
</script>