<!DOCTYPE html>
<html>
  <head>
    <title>Case-insensitive parent selector matching</title>
  </head>
  <body>
    <svg width="500" height="100" xmlns="http://www.w3.org/2000/svg">
      <foreignObject width="500" height="100">
        <span style="color: green">Test passes if the text is green.</span>
      </foreignObject>
    </svg>
  </body>
</html>
