louis sullivan exterior shot create a serene suburban scene featuring modern minimalist houses render three boxy two story buildings with smooth light gray concrete facades and dark gray window and door frames the sky should be partly cloudy with soft blues and whites creating a calming early morning atmosphere the foreground features a smooth asphalt road with subtle gray tones surround the homes with lush green lawns and pathways adding vibrancy and life use realistic shadows to enhance depth and dimension throughout the scene architecture