/* ------------------------------------------------------------ */
/* for main contents */

article {
	
	margin: 20px auto 30px;
	
	padding: 0 10px 10px;
	
	border: 1px solid #999999;
	
}

#content_main h2 {
	
	margin: 10px 0 10px;
	
	padding-left: 10px;
	
	border-bottom: 1px solid #999999;
	border-left: 8px solid #666666;
	
	font-weight: bold;
	font-size: 1.5rem;
	
}

#content_main h3 {
	
	font-weight: bold;
	font-size: 1.4rem;
	
}

#content_main p {
	
	margin: 5px 10px;
	
	line-height: 150%;
	
}

.h3_2 {
	
	margin-top: 20px;
	
}