CSS Example illustrating different ways one can specify CSS Info
<HTML> <HEAD> <TITLE>title</TITLE>
<LINK REL=STYLESHEET TYPE="text/css" HREF="http://style.com/cool.css" TITLE="Cool">
@import url(http://style.com/basic.css);
#myid {position:absolute; color:red; top:20; left:50; background-color:red; visibility:hidden}
<H1>Headline is blue</H1>
<P STYLE="color: green">While the paragraph is green.
<h2 class=vivid>And the secondary heading is Vivid</h2>
<h2>Default Color Positionable element</h2>