<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\0203F";
}
</style>
</head>
<body>
<p>Undertie using Hexa Decimal: ‿</p>
<p>Undertie using HTML Code: ‿</p>
<p id="point">Undertie using CSS Entity: </p>
</body>
</html>