Ключевые слова: abstract, art, artistic, black, circle, decor, decoration, decorative, design, effect, element, geometric, gradient, graphic, grunge, halftone, hypnotic, illusion, illustration, monochrome, optical, optical illusion, pattern, perspective, repeating, retro, rings, rosette, rotation, round, shape, spiral, spot, striped, stripy, structure, style, swirl, symmetrical pattern, target, texture, torsion, wallpaper, white,