Ключевые слова: algorithm, app, application, archive, attachment, badge, blue, button, buttons, cascading, click, code, computer, converting, css, data, design, document, download, element, extension, file, flat, format, graphic, icon, illustration, image, interface, internet, isolated, label, media, modern, paper, pictogram, program, set, sheet, sign, symbol, technology, template, type, upload, web, website, white, word,