div.background  {
	position: absolute;
	width: 100%;
	background: #FFFFFF;
}

div.div_tache {
	position: absolute;
	margin-left: 10px;
	margin-top: 25px;
}

table.rubrique {
	border: 0px solid black;
	background: none;
	border: 10px solid black;
	width: 100%;
}