body { font-family: arial,sans-serif; }

table
{
	margin-bottom: 20px;
	border: 1px solid #999;
	border-collapse: collapse;
}

tfoot td,thead th { background-color: #cff; }

table td
{
	padding: 2px 5px;
	border: 1px solid #999;
	text-align: left;
}

table.righealterne td { border-width: 0 1px; }
table.colonnealterne td { border-width: 1px 0; }
table.righealterne tr.alterna td { background-color: #eee; }
table.colonnealterne td.alterna { background-color: yellow; }