@Iman-Whitfield
This is very possible, but would require a little knowledge of JS & CSS. Custom Code can be added to Lay Theme from either:
Lay Options > Custom CSS & HTML >
or
Customize > CSS >
Here are some links that may help you:
https://www.khanacademy.org/computing/computer-programming/html-css
https://www.khanacademy.org/computing/computer-programming/html-css/web-development-tools/a/using-the-browser-developer-tools
https://stackoverflow.com/questions/59810978/change-text-color-on-scroll
https://laytheme.com/documentation.html#custom-javascript
https://css-tricks.com/a-complete-guide-to-data-attributes/
Sorry that i cannot be of more help right now S but i hope this aids either you or someone helping :)
Best wishes & thank you for using Lay Theme
Sincerely
Richard