3D-columns abstract angled angles artwork background black color colored colour coloured column-squares columns contrasting cubes dark decorative design details distinctive edges graphic-design gray grey interconnected interlinked light lines linked modern paint painted painting patterns perspectives shaped shapes stacked-cubes style surface surfaces texture textured textures thick thin wallpaper weave woven 3D art backdrop bump cage circles column curve decoration depth distortion form futuristic geometric graphic grid groove heart illustration infinity op art pattern relief sci-fi science fiction scrapbooking spot squares tiles twisted valentine warped white pink bulge dot space time walls appearance blended blue checkered checks colorful colourful interwoven linear lined matrix mosaic row rows shape square squared vibrant green brown coloring colouring small surfacing