/* ---------- Elements Principaux ------------- */
body    { 	background-color: #000000;
	background-image :url(img/bg.jpg);
	font-family: Verdana, Helvetica, Arial, sans-serif; font-size:12px; 
	margin: 0;
	padding: 0;
	height: 100%;
   }
h1      { color: #5675A4; font-size: 17px; } /*titre des pages*/
h2      { color: #5675A4; font-size: 13px; }
h3      { color: #5675A4; font-size: 12px; }
a 	{ text-decoration:underline; color:#ffffcc; font-size:100%; font-style: italic; } /* lien */
a:hover { color: #FC7E1C; text-decoration: none; font-weight: bold;
background-repeat:no-repeat;
font-size: 110%;
font-style: normal;
} 

legend  { color:#993366; font-size: 140%; }
li      { list-style-type:none; }
img     { border:0px; }
.contour {color:#fc7e1c; background:none; text-decoration:none; border:3px outset #fc7e1c; } 
.contour:hover {color:#fc7e1c; background:none; text-decoration:none; border:2px solid #fc7e1c; }

/* ---------- Structure ------- */

/* entete */
#top    { padding:0px; background-image:url(img/bg.jpg); border-bottom:0px solid gray; height:100px; }
.topLien{text-decoration:none;}
.topLien:hover {text-decoration:none;}

div#contenu { 
              position: relative;
	margin: 0 auto;
              width:100%;
	height: 650px;
}


/* Bas de page */
#footer   {              position: relative;
		bottom: 0; left: 0;
		width: 100%;
clear:both; color: #cccccc; border-top: 1px solid gray; height:30px;  font-size: 9px; background-image :none;  
}
<!--[if lte IE6]>
<style type="text/css">
div#contenu {
	height: 100%;
}	
</style>
<![endif]-->