<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\0221C";
}
</style>
</head>
<body>
<p>Fourth Root using Hexa Decimal: ∜</p>
<p>Fourth Root using HTML Code: ∜</p>
<p id="point">Fourth Root using CSS Entity: </p> </body>
</html>