Ключевые слова: abstract, ad, adjustable, advertising, application, background, communication, computer, concept, connection, design, device, display, element, flat design, flexible, graphic, homepage, html, icon, illustration, infographics, interface, internet, media, mobile, monitor, optimization, pc, responsive, scale, screen, site, size, smartphone, symbol, tablet, technology, trend, ui, usability, view, web, web design,