#presentation {
	min-width:200px;
	width:80%;
	margin:0 auto;
	background-color: white;
	font-family:sans-serif;
	border:1px dashed tan;
	padding:15px;
}
.blockPrest {
	background-color:white;
	border:1px dashed #518b8b;
	margin:0 auto;
	margin-bottom:10px;
	padding:15px;
	width:400px;
}
.blockPrest .sousTitre {
	text-align:center;
}
.blockPrest ul {
	margin-top:10px;
	list-style-type:none;
}
.blockPrest ul li {
	text-indent:25px;
}
.blockPrest ul li ul li {
	text-indent:50px;
}
.blockPrest img {
	
	margin-right:10px;
}
.imgprest {
	text-align:center;
}

.blockPrest li {
	padding:5px;
}