<!DOCTYPE html> <html><head> <title>CSS Masking: Reftest reference</title> <link href="mailto:dschulze@adobe.com" rel="author" title="Dirk Schulze"> </head> <body> <p>The test passes if there is a green square and no red.</p> <div style="width: 100px; height: 100px; background-color: green; margin: 75px;"></div> </body></html>