<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\02237";
}
</style>
</head>
<body>
<p>Proportional using Hexa Decimal: ∷</p>
<p>Proportional using HTML Code: ∷</p>
<p>Proportional using HTML Entity: ∷</p>
<p id="point">Proportional using CSS Entity: </p>
</body>
</html>