You also link them in your HTML to let your website know where to find these extra smarts. 1- The external stylesheets it's a separate file that contain the CSS code and its's responsible to ...

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 ...

An external style sheet is a separate CSS file that can be accessed by creating a link within the head section ... can then be used on many different HTML elements consistent look and feel across ...