Hi,
I am having a similar fonts size issue when scrolling on a mobile device, similar to the posts here:
https://forum.squarespace.com/topic/209106-how-do-i-stop-the-text-on-my-mobile-site-changing-size-when-scrolling/
https://forum.squarespace.com/topic/187578-image-font-size-change-on-mobile-scroll/
https://forum.squarespace.com/topic/191248-header-title-font-jumps-size-upon-scrolling-on-mobile-devices/
I have been trying to implement those suggestions, but I don't seem to be able to get it right. Do you have any suggestions?
Thank you :)