html, body{
	margin: 0;
	padding: 0;
	text-align: center;
}

.mainpage{
	width: 45em;
	margin: 4em auto;
	/*margin-left: 10em auto;*/
	text-align: left;
	margin-left: 8.5em;
	margin-right: 20em;
	float: left;
}
.hr{
	display: none;
}
#top{
	margin: 0;
}

#top h1{
	margin: 0;
}

#search {
float:right;
	margin: 30px 40px 0 0;
}

#prelude{
	position: absolute;
	width: 783px;
	top: 1px;
	left: 50%;
	margin: 0 0 0 -390px;
	padding: 0 1ex;
}

.centerpage{
	/*width: 40em;*/
	padding-right:10em;
	/*padding-left: 16em;*/
	border-right: 1em; dotted #CCCCCC;
}

.page{
	margin: 0 0 0 30em;
	padding: 1em 0 0 0;
}

.post{
	margin-bottom: 4em;
}

.colonne{
	/*float: right;*/
	width: 15em;
	padding-bottom: 4em;
	margin-left: 2em;
}

#colonne{
	margin: 0 30px 0 0;
	padding: 1ex 1em;
}


#footer{
	padding: 1ex 1em 1ex 1em;
	margin :auto;
	clear: both;
}