https://www.freecodecamp.org/learn/2022/responsive-web-design/
HTML tags give a webpage its structure. You can use HTML tags to add photos, buttons, and other elements to your webpage. In this course, you'll learn the most common HTML tags by building your own cat photo app.
CSS tells the browser how to display your webpage. You can use CSS to set the color, font, size, and other aspects of HTML elements. In this course, you'll learn CSS by designing a menu page for a cafe webpage.
Selecting the correct colors for your webpage can greatly improve the aesthetic appeal to your readers. In this course, you'll build a set of colored markers. You'll learn different ways to set color values and how to pair colors with each other.