While the buildings are somewhat aesthetically pleasing, composition and atmosphere are way off. With vivid colors like that, you need less symmetry and "organization". It all just feels artificial. Also, what Legos says is true, posting finished screens makes it a lot easier for us to give feedback.
Ease up on the content production, take more time to work on the project.
Get rid of the building in the middle, then you're fine. Keep building, I see potential!