@charset "utf-8";
.sub_header {
	
}
#ctt h4 {
	font-size: 4rem;
	font-weight:400;
	line-height:1.4;
	text-align:center;
	margin-bottom:10rem;
}
.underbar {
	position:relative;
}
.underbar:after {
	content:'';
	position:absolute;
	top:0.7em;
	left:50%;
	translate:-50% 0;
	width:102%;
	height:0.5em;
	background-color:#e6f9fb;
	z-index:-1;
}

#ctt h5 {
	font-size:4rem;	
	margin-bottom:3rem;
}
.whitebox {
	padding:4rem;
	border:1px solid #ddd;
	border-radius:4rem;	
}
.whitebox li:not(:last-child) {
	margin-bottom:3rem;
}
.whitebox li .hd {
	font-size:2rem;
	font-weight:bold;
	margin-bottom:1.5rem;
}
.whitebox li .con {
	font-size:1.8rem;
	line-height:1.66;
}
.whitebox li .btns{
	display:flex;
	flex-wrap:wrap;
	gap:1rem;
	line-height:1;
}

.whitebox li .btns a{
	display:block;
	width:25rem;
	padding:2rem 3.5rem;
	border:1px solid #333;	
	background-image:url("/theme/basic/img/download.png");
	background-repeat:no-repeat;
	background-position:right 3.5rem center;
}
.whitebox li .btns .theme_btn:hover{
	color:#fff;
	border:1px solid transparent;
	background-image:url("/theme/basic/img/download_w.png");
}

@media all and (max-width:980px){
	#ctt h4 br {
		display:none;
	}
	.underbar:after {
		display:none;
	}
}