.main_story {
	overflow:hidden;
}
.main_story li {
	width:370px;
}
.main_story li a{
	display:block;	
	padding:3rem;
	border:4px solid transparent;
	transition:0.3s;
	border-radius:3rem;
	background-color:#f5f5f5;
}
.main_story li a:hover {
	border:4px solid #00b9f2;	
	box-shadow: rgba(149, 157, 165, 0.2) 0px 8px 24px;
	background-color:#fff;
}
.main_story li a .bo_subject {
	font-size:1.8rem;
	font-weight:600;
	margin-bottom:2rem;
}
.main_story li a h3 {
	font-size:2.4rem;
	font-weight:bold;
	margin-bottom:4rem;
}
.main_story li a .detail {
	margin-bottom:3rem;
}
.main_story li a .detail .tit{
	font-weight:600;
	margin-bottom:1.5rem;
}
.main_story li a .detail .con{
	font-size:1.8rem;
	color:#777;
	line-height:1.5;
}
.main_story li a .detail.wr_3 {
	margin-bottom:0;
}
.main_story li a .detail.wr_3 .con{	
    min-height:4.5em;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}