Ключевые слова: access, address, at, at sign, at symbol, background, background material, blue, blue background, business, button, characters, comment space, communication, computer, connect, copy space, email, graphic, graphic material, icon, image, information, internet, intuitive, mail, mark, material, message, net, network, program, send, sign, simple, symbol, technology, texture, texture material, web, website, world, world wide web,