td{
				border: 1px solid black;
				width: <?php echo $this->w_case; ?>px;
				height: <?php echo $this->w_case; ?>px;
			}
			
			table{
				border-collapse: collapse; 
				border 2px solid red;
				background: #ffffff;
			}
			
			tr{
				border-left: 1px solid black; 
				border-right: 1px solid black;
			}
			
			.bloc{
				text-align: center;
				margin: 20px;
				float: left;
			}
			
			.bloc_tableau{
				border: 2px solid black;
				width: <?php echo $width.'px'; ?>px;
			}
			
			.blc_bas{
				border-bottom: 1px solid white;
			}
			
			.blc_est{
				border-right: 1px solid white;
			}
			
			.depart{
				background: lightgreen;
			}
			
			.arrivee{
				background: #FF7D7D;
			}
			
			.chemin{
				background: #D8AF28;
			}