body      { background: #bee; color: #000; }
 A:link    { background: transparent; color: #00f; }
 A:visited { background: transparent; color: #639; }
 A:active  { background: transparent; color: #f00; }

 .encadre {
	background: #bfe; color: #000;
	padding: 1em;
	border: solid 1px;
 }

 .code {
	font-family: monospace;
 }