<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\0263F";
}
</style>
</head>
<body>
<p>Mercury using Hexa Decimal: ☿</p>
<p>Mercury using HTML Code: ☿</p>
<p id="point">Mercury using CSS Entity: </p> </body>
</html>