hello! I'm trying to set a fixed menu over the content on each page.
everytime the menu overlaps the images, it should change its opacity.
The icon on the top left is the site icon. and whenever u click on it should show the menu 100& opacity again (like a lightbox?) like this:

HEEEEEELP!! would truly appreciate!!!Screenshot 2021-12-18 at 20.45.34.jpg