But you don’t need to use it, and your sites can still look good without it. How Do CSS and HTML Work Together? If you ...

The preferred practice is to put style information in a separate file with a .css extension. Using formatting information contained within an external cascading style sheet is accomplished via the ...

How to Add an Image to a CSS File How to Add an Image ... you will not see an option to view the page's HTML source code. Web pages often contain multiple links to external style sheets.

All you have to do is store your HTML, JavaScript, and CSS files, and then share a link to your starting HTML file. In fact, Google is eating its own dog food by hosting the instructions on how to ...