Ключевые слова: abstract, background, black, blue, business, button, click, close, closeup, connect, control, electric, electricity, electronic, end, energy, hardware, high, icon, keyboard, led, light, macro, monitor, nobody, notebook, object, off, office, online, pc, personal, port, power, powerful, press, push, round, shutdown, sign, start, stop, supply, switch, symbol, technical, technology, up, wired,