<!doctype html>
<title>CSS Test reference</title>
<link rel="author" title="Xiaocheng Hu" href="mailto:xiaochengh@chromium.org">
<style>
@counter-style foo {
  system: additive;
  additive-symbols: 1 'I', 0 'X';
  range: infinite infinite;
}
</style>
<ol style="list-style-type: foo" start=-1>
<li></li>
<li></li>
<li></li>
</ol>
