<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\000A3";
}
</style>
</head>
<body>
<p>Pound Sign using Hexa Decimal: £</p>
<p>Pound Sign using HTML Code: £</p>
<p>Pound Sign using HTML Entity: £</p>
<p id="point">Pound Sign using CSS Entity: </p>
</body>
</html>