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+<!doctype html>
+<title>Animation name and ::part()</title>
+<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
+<link rel="author" title="Mozilla" href="https://mozilla.org">
+<link rel="match" href="animation-part-ref.html">
+<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1852834">
+<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/1995">
+<wrapper-el></wrapper-el>
+<script>
+class WrapperEl extends HTMLElement {
+ constructor() {
+ super();
+ this.attachShadow({ mode: "open" });
+ this.shadowRoot.innerHTML = `
+ <style>
+ @keyframes green {
+ from { background: green; }
+ to { background: green; }
+ }
+
+ display-el::part(icon) {
+ animation: green 1s linear infinite;
+ }
+ </style>
+ <display-el></display-el>
+ `;
+ }
+}
+customElements.define("wrapper-el", WrapperEl);
+
+class DisplayEl extends HTMLElement {
+ constructor() {
+ super();
+ this.attachShadow({ mode: "open" });
+ this.shadowRoot.innerHTML = `
+ <style>
+ div {
+ width: 16px; height: 16px; background: red;
+ }
+ </style>
+ <p><div part="icon"></div></p>
+ `;
+ }
+}
+customElements.define("display-el", DisplayEl);
+</script>