<!DOCTYPE html>
<meta charset="UTF-8">
<title>CSS Reference: symbols function, invalid</title>
<link rel="author" title="Xidorn Quan" href="https://www.upsuper.org/">
<link rel="stylesheet" href="support/test-common.css">
<style type="text/css">
  .invalid {
    list-style-type: lower-greek;
  }
</style>
<ol start="-2" class="invalid">
  <li><li><li><li><li>
  <li><li><li><li><li>
</ol>
