<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\000FC";
}
</style>
</head>
<body>
<p>Lowercase u umlaut using Hexa Decimal: ü</p>
<p>Lowercase u umlaut using HTML Code: ü</p>
<p>Lowercase u umlaut using HTML Entity: ü</p>
<p id="point">Lowercase u using CSS Entity: </p>
</body>
</html>