Ключевые слова: activate, background, black, bulb, button, click, color, concept, conservation, control, design, electric, electricity, energy, filament, flat, glass, glowing, graphic, home, icon, idea, illustration, incandescent, innovation, isolated, isometric, lamp, light, lightbulb, motivation, off, power, push, ray, realistic, recycle, save, shutdown, sign, solution, switch, think, toggle, transparent, wall, white, yellow,