Building Websites requires HTML, CSS, and JavaScript. To build Websites and applications people want to use, which attract and retain users, you need to create a good user experience. Part of good user experience is ensuring the content is quick to load and responsive to user interaction. This is known as Web performance, and in this module you'll focus on the fundamentals of how to create performant Websites.... This is known as web performance , and in this module...learning material tried to stick to web best practices such as performance...