Ключевые слова: abstract, backdrop, background, banner, black, cell, checker, checkered, color, concept, cover, decoration, decorative, design, effect, geometric, gradient, graphic, gray, grey, grey and white grid, grid, illustration, light, line, mosaic, ornament, overlay, paper, pattern, png, rectangle, rectangular, retro, seamless, shape, speed, square, surface, table, template, textile, texture, tile, transparency, transparent, transparent elevator, wallpaper, white,