When CSS was first invented nobody had mobile devices in mind (they werent around yet). So now a lot of RWD was taped on top of it. Actually GUI Design is chal

When CSS was first invented nobody had mobile devices in mind (they werent around yet). So now a lot of RWD was taped on top of it. Actually GUI Design is challenging, many people dont find Desktop GUIs intuitive. I don't know how to calculate the amount of possible shapes one can have with RGB on a 3x3 grid.