Ключевые слова: abstract, architecture, area, art, background, blend, borders, business, button, communication, computer, concept, connection, design, edges, element, flat, graphic, icon, illustration, image, interface, internet, isolated, label, layer, layers, long, modern, new, office, page, paper, pictogram, plain, shadow, shape, sign, software, square, stack, stacked, switch, symbol, technology, web, white,