#repere {position:relative;}
	img {position:absolute;top:0px;left:0px;}

	#hex .rond {
		display:inline-block;
		width:35px;	height:35px;
		border-radius : 50%;
		border: 1px solid black; 
		position:absolute;z-index:10;
	}


	.vide:hover {
		cursor:pointer;background-color:lightgrey;
	}

	.noir { background-color:black;}
	.blanc { background-color:white;}
	.vide {
		border: none !important; 
	}