Ключевые слова: 20, 20th, abstract, anniversary, art, background, banner, birthday, black, blue, business, card, celebrate, celebrating, celebration, certificate, color, colorful, company, corporate, decoration, design, element, geometric, gold, happy, holiday, icon, illustration, invitation, isolated, label, modern, number, pattern, poster, retro, ribbon, sign, stamp, success, symbol, template, traditional, web, white, year, years,