<!DOCTYPE html>
<html>
 <head>
  <title>CSS Test Reference</title>
  <link rel="author" title="L. David Baron" href="https://dbaron.org/">
  <link rel="author" title="Mozilla Corporation" href="http://mozilla.com/">
  <style>
   body { background: lime; color: black; }
  </style>
 </head>
 <body>
   This page should have a light green background.
 </body>
</html>