html {   
    margin-top:-8px;
} 
body {
background-color:#D4D4D4;
}
#conteneur_principal {

	position:relative;
background-color:#D4D4D4;

}  
#grand_conteneur {

	position:relative;
	width:950px;
	height:633px;
background-color:#FFFFFF;

}  



#header {

	position:relative;

	width:950px;

	height:215px;
background-color:#FFFFFF;

}

#centre  {

	position:relative;

	left:0px;

	height:auto;

	width:950px;



}

.a_menu {

font-family:Arial, Helvetica, sans-serif;

text-decoration:none;

font-style:normal;

color:#000000;

font-size:13px;

}

a {

text-decoration:none;

}