Add the externalBlue.css style sheet to externalCSS.html by placing a link tag (" ") between the file's opening "" and closing "" tags.

How to Tell if a Website Is Built With CSS. One of the best ways to learn to build compelling business websites is to study the code that others create. While HTML is great for placing objects on ...

Learn how cascading style sheets (CSS) work, and how they can help you properly create HTML page layouts that conform to industry best practices.

Upload your custom .css file to the AEM server by selecting New > File and browse to the file's location on your local machine. Once uploaded, you will see the .css file in the list of assets in your ...