Ключевые слова: abstract, art, astrology, astronomy, background, bedtime, celestial, color, colorful, contour, cosmos, crescent, dark, dream, flat, full, galaxy, heaven, icon, illustration, isolated, light, line, linear, lineart, logo, logotype, lunar, moon, moonlight, nature, new, night, nighttime, outline, planet, sign, simple, sky, sleep, space, star, stars, symbol, universe, weather,