Ключевые слова: abstract, backdrop, background, blue, business, button, circle, closeup, computer, concept, conceptual, control, darkness, detail, electric, electricity, electronic, element, glow, go, green, hardware, icon, illumination, internet, key, led, light, macro, natural, neon, object, off, on, onoff, pc, power, power button, press, push, round, shape, shiny, shutdown, start, stop, switch, symbol, technical, technology,