How to find the Additional CSS in wordpress

How to find the Addtitoanl CSS in WordPress?

SELECT * from wp_posts WHERE post_type ='custom_css';

Then you will find it

    /*
You can add your own CSS here.

Click the help icon above to learn more.
*/
.by-author, .comments,.date{
    display: none;
}
#search-8{
float:right;
}
#prisna-google-website-translator-8{
float:left;
margin-right:50px;
}
.footer-socket-area{
display:none
}
#buffercode_banner_upload_info-3{
float:left;
margin-right:10px;
}
#buffercode_banner_upload_info-5{
float:left;
margin-right:10px;
}
#text-9>.textwidget>a:hover {
 color:green
}