Responsive Web Design has developed over the past few years to become a device agnostic approach to delivering content to users. From a mobile browser on an iPhone all the way up to a HDTV, responsive websites are able to adjust their appearance based on screen dimensions. We can no longer design for a desktop screen with the number of devices and different screen sizes that are available today; and also those that will come tomorrow.
Responsive Web Designing is swiftly becoming the future of Web Designing. Revolutionizing the web designing industry, RWD is still a phenomenon to a majority of designers.
A fully functional & best responsive web design needs to have all of the mentioned features in it.