symbols-function-invalid-ref.html

Enable keyboard shortcuts

<!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>