<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\0220F";
}
</style>
</head>
<body>
<p>N-Ary Product using Hexa Decimal: ∏</p>
<p>N-Ary Product using HTML Code: ∏</p>
<p>N-Ary Product using HTML Entity: ∏</p>
<p id="point">N-Ary Product using CSS Entity: </p> </body>
</html>