⧈ SQUARED SQUARE UTF-8 character with hex code 29C8

Using HEX code of SQUARED SQUARE in HTML file

<span> &#x29C8; </span>

Using Decimal code of SQUARED SQUARE in HTML file

<span> &#10696; </span>

Using HEX code of SQUARED SQUARE in CSS file for content

span { 
    content: '\29c8';
}