.letter {
	background-image: url(../image/binsen.gif);
	padding: 1em;
	border: 1px none #eee;
	text-align: left;
	display: table;
	width: 600px;
	margin-left: auto;
	margin-right: auto;
}
.letter p {
	font-size: 14px;
	line-height: 2.2em;
	padding-bottom: 0.25em;
	display: inline;
	color: #777;
	width: 600px;
	border-bottom-width: 1px;
	border-bottom-style: dotted;
	border-bottom-color: #999;
}