∢ SPHERICAL ANGLE UTF-8 character with hex code 2222

Using HEX code of SPHERICAL ANGLE in HTML file

<span> &#x2222; </span>

Using Decimal code of SPHERICAL ANGLE in HTML file

<span> &#8738; </span>

Using HEX code of SPHERICAL ANGLE in CSS file for content

span { 
    content: '\2222';
}