A new session of the Responsive Web Design training course is open for registration, to start 3 March 2016. Students will learn step by step using an approach that focuses on HTML and CSS and their best practices to make Web sites work across devices with their different viewport widths. This course edition contains a new section dedicated to Flexbox properties that are very useful in a responsive layout. Taught by trainer Frances de Waal, this course is 5 weeks long. Enroll before 14 February to benefit from the early bird rate! Learn more about W3DevCampus, W3C’s online training for Web developers.