Ключевые слова: 3d, app, automation, background, building, button, communication, computer, concept, connection, control, cyber, design, device, digital, electricity, electronic, energy, home, house, icon, illustration, innovation, internet, line, lock, management, mobile, network, password, power, private, remote, safe, security, sign, signal, smart, smart home, social, symbol, system, technology, wave, web, website, wifi, wireless,