external+style+sheet

There are three types of external style sheets: Persistent, preferred, and alternate. The most common external style sheet is the persistent link. The 'link' is always added to the Head Section anywhere between the and the.
 * External style sheet**

Example: code  code

An external style sheet is ideal when the style is applied to many pages. With an external style sheet, you can change the look of an entire Web site by changing one file. Each page must link to the style sheet using the tag. The tag goes inside the head section:

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