<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\00065";
}
</style>
</head>
<body>
<p>lowercase e using Hexa Decimal: e</p>
<p>lowercase e using HTML Code: e</p>
<p>lowercase e using HTML Entity: e</p>
<p id="point">lowercase e using CSS Entity: </p>
</body>
</html>