<!DOCTYPE html>
<meta charset="UTF-8">
<title>CSS Test: system extends fixed</title>
<link rel="help" href="https://drafts.csswg.org/css-counter-styles-3/#extends-system">
<link rel="match" href="system-extends-fixed-ref.html">
<link rel="stylesheet" href="support/test-common.css">
<style type="text/css">
  @counter-style a {
      system: fixed 3;
      symbols: "Y" "E" "S";
  }
  @counter-style b {
      system: extends a;
  }
</style>
<ol style="list-style-type: a">
  <li><li><li><li><li><li>
</ol>
<br>
<ol style="list-style-type: b">
  <li><li><li><li><li><li>
</ol>
