Ключевые слова: achievement, app, application, art, award, badge, best, button, class, color, concept, contour, course, design, distance, e learning, education, flat, gradient, homeschooling, icon, illustration, interface, isolated, learning, line, linear, lineart, logo, medal, mobile, modern, orange, outline, outstanding, pictogram, pixel perfect, platform, purple, reward, school, sign, simple, study, symbol, ui, user interface, web,