Foldable cover for box around printer screens (Alfawise / Longer / Ender / ...)

I was using this box to cover screen motherboard for years.
It's still OK but when I print in dark rooms, the screen lights the room.
To prevent it, I did this small foldable cover.

2 ways to print :
In both ways, print the cover and...

[*] ... if you already have the box...
Print "attachs.stl" and glue / tape it to your existing box.

[*] ... if you don't have the box...
Print "box.stl" and place it on the screen, instead of the original model.