<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\0022E";
}
</style>
</head>
<body>
<p>Uppercase O Dot Above using Hexa Decimal: Ȯ</p>
<p>Uppercase O Dot Above using HTML Code: Ȯ</p>
<p id="point">Uppercase O Dot Above using CSS Entity: </p>
</body>
</html>