Ключевые слова: artist, audience, auditorium, background, business, chair, cinema, classical, closed, club, concept, corona, coronavirus, covid, crisis, economy, empty, entertainment, epidemic, event, hall, health, horizontal, illuminated, indoor, inside, interior, lecture, leisure activity, light, movie, no people, nobody, pandemic, protection, quarantine, recession, red, risk, row, seat, seating, seminar, show, stage, theater, theatre, ticket, virus, visit,