functionalism exterior shot a modern architectural building with clean lines and a streamlined design the exterior walls should be painted in a crisp white color while the window frames and railings should be in a sleek matte black finish the roof as well as the support beams should be in a dark grey color the pathways and ramp areas should be in a light grey tone the sky should be a clear soft blue indicating a calm and pleasant atmosphere add green leafy trees in the background and a few detailed human figures walking or standing to give it a lively and realistic ambiance the overall setting should evoke a serene and modern environment architecture
