backgrounds classifications colors colours edge edges mollusc mollusk pearly pitted ridge ridges rim rough seashells shapes sharp shells Sizes smooth spiral spiraling spiralling surface texture textures turns twists types variety black blue colored coloured cream exterior gray green grey light blue lines orange pastel purple red squares surfaces tiles wall wall tiles white yellow abstract appearance background clouds cloudy coloring colouring distance distant dusk evening glowing heavenly light moon moonlight orbit orbiting pink shape sky southern-sky sundown sunlight cloud conditions crescent fine formations skies southern sun thin vaporish vapourish variations various cloud formations weather wispy angles colorful colourful decoration decorative display energy external glass lamp lampshade lampshades lantern lighting lights outdoors safety security shine styles traditional wall lantern artwork backdrop branch branches color colour copyspace desktop form leaf leaves nature painted structure structures summer wallpaper