User experience design (UXD or UED)
- is the process of enhancing user satisfaction by improving the usability,
- ease of use,
- and pleasure provided in the interaction between the user and the product
- User experience design encompasses traditional human–computer interaction (HCI) design, and extends it by addressing all aspects of a product or service as perceived by users.
- User experience is any aspect of a person's interaction with a given IT system, including the interface, graphics, industrial design, physical interaction, and the manual.
Responsive web design (RWD) is an approach to web design aimed at crafting sites to provide an optimal viewing experience—easy reading and navigation with a minimum of resizing, panning, and scrolling—across a wide range of devices (from desktop computer monitors to mobile phones)