Ключевые слова: abstract, background, black, blog, business, businessman, chat, cloud, communicate, communication, community, computer, concept, connect, connection, contact, design, friendship, global, group, horizontal, human, illustration, internet, isolated, joining, line, man, map, marketing, media, network, networking, online, people, person, shape, social, strategy, symbol, team, teamwork, technology, web, white, world,