Expectations around developing with responsive design

1. What is the goal of responsive design?
2. What are responsive design requirements?

What is the goal of responsive design?

The goal of responsive design is to build web pages that detect the visitor's screen size and orientation and change the layout accordingly. Responsive design is a somewhat retro approach to web site design that solves a lot of design problems caused by the proliferation of new types of mobile devices.

What are responsive design requirements?

Technical ingredients of responsive web design

Responsive websites have three defining features: flexible layouts, media queries and flexible media.