Wish: Color sublayers and parents for better visual navigation

unhandled

#1

Hi, when working on large files with lots of layers and sublayers it would be nice to visually separate the parents better. Here is a simple file layout to get the point across:

And to me it would be great if the sub layers and sub sub layers were graded like this:

That way it is easier to see that the layers are expanded etc.

And I would further wish for custom color grading like this for even faster and better navigation: