Ключевые слова: background, basic, blockquote, button, chat, citation, comma, comment, communication, concept, conversation, design, dialog, discussion, double, element, end, flat, graphic, icon, idea, illustration, information, internet, inverted, isolated, mark, message, messaging, messenger, modern, opinion, quotation, quote, remark, round, shape, sign, silhouette, speak, speech, symbol, talk, template, text, type, typography, web, word,