Change Block Color

This games goal is to change centered blocks color to comming blocks.
Small white or black block is comming to centered large block.
If comming block is black, then change centered large blocks color by touching any where on screen.
If centered block is collided with same colored block then score will rise.
If it is collided with different colored block, then game will be over.
Change centered blocks color according to randomly comming blocks color.
Compare your score with others in global leaderboard.