text: <!--
       Any copyright is dedicated to the Public Domain.
       http://creativecommons.org/publicdomain/zero/1.0/
  -->
  <!DOCTYPE html>
  <title>CSS Test: Test declaring a non-custom property that contains a reference to a variable whose name is U+FFFD but which was declared using a lone surrogate.</title>
  <link rel="author" title="Cameron McCormack" href="mailto:cam@mcc.id.au">
  <link rel="help" href="http://www.w3.org/TR/css-variables-1/#using-variables">
  <link rel="match" href="support/color-green-ref.html">
  <style>
  p {
    color: red;
    --\d800: green;
    color: var(--\fffd);
  }
  </style>
  <p>This text must be green.</p>
  