<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\0025B";
}
</style>
</head>
<body>
<p>Uppercase E Open using Hexa Decimal: ɛ</p>
<p>Uppercase E Open using HTML Code: ɛ</p>
<p id="point">Uppercase E Open using CSS Entity: </p>
</body>
</html>