<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\02085";
}
</style>
</head>
<body>
<p>5 subscript using Hexa Decimal: ₅</p>
<p>5 subscript using HTML Code: ₅</p>
<p id="point">5 subscript using CSS Entity: </p>
</body>
</html>