is-default-ns-001.html

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This WPT test may be referenced by the following Test IDs:
- /css/selectors/is-default-ns-001.html - WPT Dashboard Interop Dashboard

<!doctype html>

<title>Default namespace gets ignored inside non-type selectors for :is() / :not() / :where().</title>

<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">

<link rel="author" title="Mozilla" href="https://mozilla.org">

<link rel="help" href="https://drafts.csswg.org/selectors-4/#matches">

<!--

  Default namespace declarations do not affect the compound selector

  representing the subject of any selector within a :is() pseudo-class, unless

  that compound selector contains an explicit universal selector or type

  selector.

-->

<link rel="match" href="/css/reference/blank.html">

<style>

@namespace url("http://www.w3.org/2000/svg");

/* Type selector, so ns should apply and this should not match */

*|*:is(div) {

  width: 100px;

  height: 100px;

  background: red;

</style>

<div></div>