#tableau{
vertical-align : middle;
border: 0px;
text-align: center;
margin:auto;
margin-bottom: 20px;
width: 500px;
background-color: #CCC;
}


th {
	background-color: #0070b8;
	color: #FFF;
	height: 20px;
}

td {
	background-color: #FFF;
}

td:hover {
	background-color: #F0F0F0;
}