a refreshing vertical 4k background featuring cool mint green sandy textures and seagull tracks, perfect for nature-inspired

background vertical grainy wallpaper blur banner backdrop natural seagulls tracks sand mint green earthy tones minimalistic texture highresolution creative design smooth artistic natureinspired outdoor coastal sandy digital art modern abstract nature clean crisp seamless cool professional aesthetic organic refreshing soft hues featuring textures seagull perfect nature-inspired wallpapers banners projects