Ключевые слова: abstract, anniversary, art, background, beautiful, black, bright, burst, celebrate, celebration, cheerful, christmas, color, colorful, czech, dark, display, eve, evening, event, explosion, festival, festive, fire, firework, fireworks, fourth, fun, golden, green, happy, holiday, july, light, new, night, orange, ostrava, party, pyrotechnics, red, show, sky, smoke, white, works, xmas, year, yellow,