By adapting the layout of the website to the user's device, Responsive Websites Design Services responds to user needs. Depending on the size and capabilities of the device, the layout changes. For instance, a phone would display the content in a single-column perspective, whereas a tablet might display the same stuff in two columns. Depending on the screen size of the device being used, responsive website design services can dynamically alter a website's appearance. The technique uses breakpoints to decide how the layout of the website should look; one design is utilized on top of the breakpoint and another at its base. Breakpoints are often determined by the width of the browser. The same HTML is delivered to all devices, and CSS is used to determine how the layout of the website will alter for different devices. Users are supported by a single code base with a variety of viewports rather than creating different websites and equivalent code bases for tablets, phones, desktops, laptops, and big-screen displays. The page components are rearranged in responsive design when the viewport enlarges or reduces. On a tablet, a three-column desktop layout may become two columns, while on a smartphone, it might become a single column. In this case, proportion-based grids are used by web design businesses to rearrange both the design components and the content.