A responsive website is a website design approach that ensures optimal viewing and interaction across a wide range of devices and screen sizes. The goal of responsive web design is to create a seamless and user-friendly experience, regardless of whether the site is accessed on a desktop computer, laptop, tablet, or smartphone.a responsive website is designed to adapt and provide an optimal experience across various devices. It ensures that users can easily access and navigate a site, regardless of the screen size or device they are using, contributing to better user satisfaction and broader accessibility.