<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\0210F";
}
</style>
</head>
<body>
<p>Planck Constant Modified using Hexa Decimal: ℏ</p>
<p>Planck Constant Modified using HTML Code: ℏ</p>
<p>Planck Constant Modified using HTML Entity: ℏ</p>
<p id="point">Planck Constant Modified using CSS Entity: </p>
</body>
</html>