<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\0208A";
}
</style>
</head>
<body>
<p>Subscript Plus using Hexa Decimal: ₊</p>
<p>Subscript Plus using HTML Code: ₊</p>
<p id="point">Subscript Plus using CSS Entity: </p>
</body>
</html>