<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
#point:after{
content:"\02612";
}
</style>
</head>
<body>
<p>Ballot Box With X using Hexa Decimal: ☒</p>
<p>Ballot Box With X using HTML Code: ☒</p>
<p id="point">Ballot Box With X using CSS Entity: </p>
</body>
</html>