<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\02100";
}
</style>
</head>
<body>
<p>Account Of using Hexa Decimal: ℀</p>
<p>Account Of using HTML Code: ℀</p>
<p id="point">Account Of using CSS Entity: </p>
</body>
</html>