Ключевые слова: art, bank, banking, bit, bitcoin, black, blockchain, business, cash, coin, color, colorful, commerce, concept, contour, crypto, cryptocurrency, cryptography, currency, dash, design, digital, ebusiness, economy, electronic, exchange, finance, financial, green, icon, illustration, internet, investment, isolated, line, linear, lineart, market, mining, money, network, outline, pay, payment, sign, symbol, technology, trade, virtual,