.preamble{
	width:90%;
}
.preamble p.index{
	margin-top:20px;
	font-size:120%;
}
.preamble img{
	float:left;
	width:270px;
	padding:5px;
	margin:10px;
	border:solid 1px #c0c0c0;
}
.introduction{
	width:85%;
	margin:0 auto;
}
.introduction dl{
	border:1px solid #CCCCCC;
	padding:10px 20px;
	display:block;
	margin:5px 0;
}
.introduction dt{
	font-size:110%;
	font-weight:bold;
}
.introduction .box_left{
	float:left;
	width:20%;
	margin-bottom:10px;
}
.introduction .box_left img{
	display:block;
	border:1px solid #CCC;
	margin:3px auto;
}
.introduction .box_right{
	float:right;
	width:80%;
}
ul.index {
	margin:10px 5px;
}
ul.index li{
	margin-top:5px;
	font-weight:bold;
	font-size:120%;
}
.discussion {
	width:95%;
	margin-left:10px;
	border-style: none;	
}
.discussion dl{
	margin-top:-10px;
}
.discussion dt{
	width:10%;
	font-weight:bold;
	font-size:110%;
	float:left;
	margin:7px 0;
}
.discussion dd{
	/*line-height:1.5em;*/
	font-size:110%;
	padding:7px 0;
	width:90%;
	float:right;
}
.discussion img.center{
	width:450px;
	padding:5px;
	margin:20px 0 30px 87px;
	border:solid 1px #c0c0c0;
}
.color01{ color:#FF9900; }
.color02{ color:#FF69A3; }
.color03{ color:#8a2be2; }
.color04{ color:#0099FF; }
.color05{ color:#00CC66; }
.color06{ color:#7cee06; }

.bg01{ background-color:#ffd089; }
.bg02{ background-color:#ffcbdf; }
.bg03{ background-color:#e9d8fa; }
.bg04{ background-color:#c4e7ff; }
.bg05{ background-color:#ccffe6; }
.bg06{ background-color:#e6fecd; }

.clear{ clear:both; }

.prev a, .next a {
	background: #f7a08c;
	width: 100px;
	text-align: center;
	display: block;
	border-radius: 20px;
	-webkit-border-radius: 20px;
	-moz-border-radius: 20px;
	text-decoration:none;
	color:#000;
	font-weight:bold;
	font-size:120%;
	padding:5px;
}
.prev {
	float:left;
	margin-left:200px;
}
.next {
	float:right;
	margin-right:200px;
}
ul.index {
	margin:10px 5px;
}
ul.index li{
	margin-top:5px;
	font-weight:bold;
}
.epilogue{
	font-size:120%;
	margin:30px 0 30px 15px;
}