Ключевые слова: abstract, art, backdrop, background, business, color, concept, decoration, design, document, element, empty, geometric, graphic, grid, illustration, learn, line, material, maths, message, mosaic, note, notebook, notepad, office, pad, page, paper, pattern, retro, school, shape, sheet, space, square, squared, study, style, table, text, texture, vertical, vintage, wall, wallpaper, white, write,