One can link to style sheets to set a uniform look (color and style etc) for a bunch of documents. This page calls a link to "test8.css" which forces the use helvetica font, and changes the color when the mouse hover over a link, like here -- works in IE4 but not in Netscape.

This is within the (h2) tag and is automatically set to red

This is within the (h3) tag and is automatically set to green

This is within the (h4) tag and is automatically set to blue

  This is within the (pre) tag and is automatically set to blue