<html xmlns="http://www.w3.org/1999/xhtml" xmlns:m="http://www.w3.org/1998/Math/MathML">
<head>
<style>
.v { font: 48px "Verdana"; }
</style>
</head>
<body>
<p><span class="v">Hello</span></p>
<m:math><m:mstyle><m:mi style="font-size:24px; font-family:Verdana">Id</m:mi></m:mstyle></m:math>
</body>
</html>