.menu_gauche {
width:156px;
height:383px;
background-image:url(images/menu_gauche.png);
}
.contenant { 
background-image:url(images/bk_hd.png);
background-repeat:no-repeat;
width:980px;
margin-left:auto;
margin-right:auto;
}
.page {
background-image:url(images/bk_hg.png);
background-repeat:no-repeat;
background-position:bottom right;
float:right;
width:780px;
min-height:420px;
}
.gen { 
background-image:url(images/bk_menu.jpg);
background-repeat:repeat-y;
width:980px;
margin-left:auto;
margin-right:auto;
}
.menu {
float:left; 
width:200px;

}
.footer {
background-image:url(images/foot.jpg);
width:980px;
height:177px;
clear:both;}
}