<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\00233";
}
</style>
</head>
<body>
<p>Lowercase y macron using Hexa Decimal: ȳ</p>
<p>Lowercase y macron using HTML Code: ȳ</p>
<p id="point">Lowercase y macron using CSS Entity: </p>
</body>
</html>