The viewport meta tag is an HTML element that helps control the layout of a web page on mobile browsers by specifying how a page should be scaled and displayed on different devices. It plays a crucial role in responsive web design, allowing developers to create user-friendly interfaces that adapt to various screen sizes, especially when employing a mobile-first design approach. This ensures that content is accessible and visually appealing across devices without unnecessary scrolling or zooming.
congrats on reading the definition of viewport meta tag. now let's actually learn it.