Ключевые слова: architecture, audience, auditorium, background, black, chair, cinema, classical, color, comfortable, concert, conference, corona, covid19, culture, dark, drama, empty, entertainment, event, film, hall, indoor, interior, lights, movie, musical, nobody, opera, performance, perspective, projection, red, row, seat, seating, show, showtime, stage, theater, theatre, velvet, view, virus, watching,