Ключевые слова: black, black background, black buck, collective, commercial, copy space, corona virus, diffusion, distance, doll, entertainment, facilities, handshake, human being, humanity, hygiene, infection, infection prevention, infectious disease, interval, line, lined, manor, many people, mask, miniature, office, pattern, prevention, public facilities, public institutions, rule, rules, rush hour, separator, social distance, society, spray, team, train, virus, work,