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+<!doctype html>
+<meta charset="utf-8">
+<title>CSS Test: the selector inside ::slotted() affects specificity</title>
+<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
+<link rel="help" href="https://drafts.csswg.org/css-scoping/#slotted-pseudo">
+<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/1915">
+<link rel="help" href="https://bugzil.la/1454165">
+<link rel="match" href="reference/green-box.html">
+<p>Test passes if you see a single 100px by 100px green box below.</p>
+<div id="host"><div id="slotted"></div></div>
+<script>
+ host.attachShadow({ mode: 'open' }).innerHTML = `
+ <style>
+ ::slotted(#slotted) {
+ width: 100px;
+ height: 100px;
+ background: green;
+ }
+ ::slotted(*) {
+ background: red;
+ }
+ </style>
+ <slot></slot>
+ `;
+</script>