Welcome to the community! 
To add a logo to the survey footer using CSS, you can refer to our community post that provides step-by-step instructions. It will guide you on how to implement the necessary CSS code to incorporate a logo in the footer.
https://community.surveysparrow.com/t/adding-a-logo-to-the-footer-using-css/3399
If you have any questions or need further assistance, please don't hesitate to ask. We're here to help! 
