style2.test

<<< mml
<?xml version="1.0" encoding="UTF-8"?>

<math xmlns="http://www.w3.org/1998/Math/MathML" style="color:#9933CC">
  <msqrt style="background:yellow">
    <mn style="font-size:24pt; font-weight:bold">2</mn> 
  </msqrt> </math>
>>> native
[ ESqrt (ENumber "2") ]