<html style="font-size:2rem">
<body>
This is a test to make sure rem units used on the root element are relative to the user agent default.
</body>
</html>
Codebase Browser
chromium
<html style="font-size:2rem">
<body>
This is a test to make sure rem units used on the root element are relative to the user agent default.
</body>
</html>