Ключевые слова: application, audience, auditorium, background, business, chair, cinema, dark, empty, entertainment, eps10, event, film, flat, hall, icons, idea, illustration, information, interior, marketing, mobile, modern, movie, musical, object, performance, picture, play, premiere, presentation, programming, row, scene, screen, seating, seats, seo, set, shadow, show, showtime, stage, symbol, theater, theatre, usability, web, working optimization,