<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\00025";
}
</style>
</head>
<body>
<p>Percentage using Hexa Decimal: %</p>
<p>Percentage using HTML Code: %</p>
<p>Percentage using HTML Entity: %</p>
<p id="point">Percentage using CSS Entity: </p>
</body>
</html>