.kv{  
	background-image: url(../images/intellectual/intellectual_kv.jpg); 
} 

.tabs {  
	margin-bottom: 32px;
} 
.tabs a{
	display: inline-block;
	width:158px;
	line-height: 52px;
	text-align: center;text-decoration: none;
	border: 1px solid #000;
	background-color: #fff;
	color: #000;
	margin-right: 10px;
	font-size: 22px;
}
.tabs a.current{
	background-color: #000;
	color: #fff;
}
.tabs a:last-of-type{
	margin-right: 0;
}
.contents{
	margin-bottom:62px; 
}
.contents article{
	font-size: 16px;
	display: none;
	vertical-align: top;
    width: 100%;
    box-sizing: border-box;
}
.contents article.current{
	display: block;
}

@media screen and (max-width:640px) {
	
	.kv{   
		background-image: url(../images/intellectual/intellectual_kv_sp.jpg); 
	} 
	.tabs{
		/* margin-top:40px;  */
	}
	.tabs a{
		width: 47.4%;
	    line-height: 2.5;
	}
	.tabs a:nth-of-type(2n){
		margin-right: 0px;    margin-bottom: 13px;
	}
	.contents{
		margin-bottom:62px; 
	}
}