Ключевые слова: architecture, audience, auditorium, blue, boardroom, business, center, chair, communication, conference, congress, convention, corporate, culture, design, discussion, education, empty, equipment, event, finance, group, hall, indoor, inside, interior, lecture, light, management, meeting, modern, new, nobody, palace, perspective, place, presentation, professional, public, room, row, scene, screen, seat, seating, seminar, stage, table, training, work,