Ключевые слова: abstract, application, around, astrology, ball, black, blue, business, buttons, cartography, circle, communication, cyberspace, design, direction, earth, ecology, europa, flight, global, globe, icon, illustration, industry, international, isolated, land, light, line, logistic, logotype, network, north, ocean, orbit, outline, pictogram, plane, planet, round, signs, simple, sphere, symbol, technology, web, white,