div.info{
	float: right;
	border: 1px solid silver;
	border-top: 0px;
	border-right: 0px;
	padding: 1em;
	margin: .5em;
}
	div.info div.line{
		margin-bottom: .5em;
	}
	div.info div.citation{
		display: inline-block;
		position: relative;
		padding: 0px 1em;
		border: medium double black;
		background: #ddd;
		cursor: default;
	}
		div.info div.citation div.cite{
			display: none;
			position: absolute;
			width: 40em;
			top: 1em;
			right: -1em;
			padding: 1em;
		}
		div.info div.citation:hover div.cite{
			display: block;
		}
		div.info div.citation div.cite div.content{
			background: #fff;
			border: 1px solid black;
			overflow-x: auto;
			padding: 1em;
		}
		div.info div.citation.bibtex div.content{
			font-family: monospace;
			white-space: pre;
		}


p.abstract{
	width: 80%;
	margin: 1em auto;
	text-align: justify;
	clear: both;
}


span.leadin{
	margin-right: 1em;
	font-weight: bold;
}

div.letter{
	margin: 1em 10%;
	border: 1px dashed silver;
	background: #eee;
	padding: .5em;
}