Creating a CSS block that only applies to printing
By default, all of your CSS applies to every possible view of your page - whether on screen, printed, landscape, touch-screen, or whatever. You can, however, add CSS that only applies under certai…
The viewer will learn the benefit of using external CSS files and the relationship between class and ID selectors.
Create your external css file by saving it as style.css then set up your style tags:
Reference the nav tag and set your prop…
Learn how to create flexible layouts using relative units in CSS. New relative units added in CSS3 include vw(viewports width), vh(viewports height), vmin(minimum of viewports height and width), and vmax (maximum of viewports height and width).