An ultrarealistic and highly detailed wallpaper with the top half depicting a peaceful tropical scene with a blue sky, with palmtrees, and the bottom half depicting an underwater scene in a tropical coral reef with bright sand in cristal clear blue water. highly detailed digital painting, sharp focus, hd high resolution, 32k, unreal engine 5, cry engine, octane render, volumetric lighting, cinematic, vibrant colours. artstyle by michelangelo, daniel gerhartz, andrew atroshenko, greg rutkowski and tom bagsha