The game was marble-rolling game with a top down view, the goal being to roll the marble to the finish. From what I can remember, all levels were 2D, but walls were seen in perspective, similar to my quick sketch at
imgur.com/a/B1kGZZC. The floor tiles were of different types, both simply different textures, and things like teleports and jump pads (I vaguely remember them being represented by greenish concentric circles).