Ключевые слова: administration, backgrounds, black, business, closeup, communications, computer, concepts, control, data, design, desk, device, display, education, equipment, flat, image, information, inside, isolated, job, keyboard, lcd, management, modern, monitor, mouse, network, occupation, office, pc, picture, presentation, professional, room, screen, surveillance, table, technology, visual, white, work, working, workplace, workstation,