add realism to this image and as for materials in the facade the concrete surface is all the same white solid color not rough its matte and in front of the windows dark color grey close to black metallic frame holding a thin metal grating grill panel and contemporary rust finished corten steel material dark bronze color generic only in the middle entrance gate and give a view in a warm sunset about serene atmosphere not many clouds return the entrance gate to the left in its original grey color and shape
