background-color
Use this property to change the background colour of all elements in your document.
test4.css
body { background-color: #0000ff }
A:link { color: red }
A:visited { color: black }
A:active { color: white }
test4.html
<html>
<head>
<link rel="stylesheet" type="text/css" href="test4.css" title="test4">
</head>
<body>
<h2>This is an h2 heading.</h2>
<p>This is a paragraph with a <a href="me.html">link</a>.
</body>
</html>
As you can see from test4.css you can refer to the link properties by using: A:link { color: red }, A:visited { color: black } and A:active { color: white }.