<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\02193";
}
</style>
</head>
<body>
<p>Down Arrow using Hexa Decimal: ↓</p>
<p>Down Arrow using HTML Code: ↓</p>
<p>Down Arrow using HTML Entity: ↓</p>
<p id="point">Down Arrow using CSS Entity: </p>
</body>
</html>