Ключевые слова: black, blackout, concept, crisis, dark, dark night, darkness, disaster, electric, energy crisis, flashlight, font, glass, grey, headlamp, infrastructure, inscription, letter, light, lights out, message, monochrome, night, no electricity, no lights, note, notebook, notice, off, outage, paper, power outage, sheet, shutdown, sign, spotlight, text, troubleshooting, white, word,