body { 
	background-attachment: fixed; 
	background-color: #C0C0C0;
	margin: 0; /* pour virer les marges */ 
	padding : 0;
	text-align: center; 
} 

.stylecontenaircentrer { 
  bottom: 0px;
	height: 36px; 
	left: 0px; 
  margin-left: auto;
  margin-right: auto;
	position:relative; 
  text-align: center;
	top: 0px; 
	visibility: visible;  
	width: 900px; 
	z-index: 10; 
}

.menu-num1	{
	height: 36px; 
	left: 0px; 
	position:absolute; 
	top: 0px; 
	visibility: visible;
	width: 900px; 
	z-index: 0; 
}