.filet_gauche {
	border-left-style: solid;
	border-top-style: none;
	border-right-style: none;
	border-bottom-style: none;
	border-left-width: 1px;
	border-left-color: #673A2C;
}

.filet_droit {
	border-right-style: solid;
	border-top-style: none;
	border-left-style: none;
	border-bottom-style: none;
	border-right-width: 1px;
	border-right-color: #673A2C;
}