@charset "utf-8";

.mainVisual {
	background: url(../img/main_bg.jpg) center center /cover no-repeat;
}
.content section {
	text-align: center;
}
.big_ttl {
	font-weight: bold;
	font-size: 3rem;
	margin-bottom: 15px;
}
.introTxt {
	font-size: 2rem;
	line-height: 2;
	margin-bottom: 73px;
	color: #4c4c4c;
}
.spCont {
	display: none;
}

@media screen and (max-width: 768px) {
.content {
	width: 100%;
	margin: 0;
	padding: 65px 0 0 0;
}
.big_ttl {
	font-weight: bold;
	font-size: 1.6rem;
	margin-bottom: 20px;
}
.introTxt {
	font-size: 1.2rem;
	line-height: 2;
	margin-bottom: 50px;
}
.spCont {
	display: block;
}
.pcCont {
	display: none;
}
}

/* ----- sec1, sec2 ----- */
.sec1,
.sec2 {
	margin-bottom: 105px;
}
.sec1 h3 {
	margin: 100px 0 60px 0;
	color: #4c4c4c;
	font-weight: bold;
	font-size: 4rem;
}
.sec1 .readTxt {
	font-size: 1.6rem;
	line-height: 2;
	margin-bottom: 37px;
}
.sec1 .videoWrap {
	width: 768px;
	margin: 0 auto;
}
.sec2 .big_ttl {
	margin-bottom: 73px;
}

@media screen and (max-width: 768px) {
.sec1,
.sec2 {
	margin-bottom: 80px;
}
.sec1 img {
	width: 60%;
	margin: 0 auto;
	display: block;
}
.sec1 h3 {
	margin: 70px 0 50px 0;
	color: #4c4c4c;
	font-weight: bold;
	font-size: 2rem;
}
.sec1 .readTxt {
	font-size: 1.2rem;
	text-align: left;
	width: 90%;
	margin: 0 auto 25px;
}
.sec1 .videoWrap {
	width: 100%;
	position: relative;
	padding-top: 56.25%;
}
.sec1 .videoWrap iframe {
	position: absolute;
	top: 0;
	right: 0;
	width: 100% !important;
	height: 100% !important;
}
.sec2 img {
	width: 90%;
	margin: 0 auto;
}
.sec2 .big_ttl {
	margin-bottom: 60px;
}
}

/* ----- sec3 ----- */
.sec3 .introTxt {
	margin-bottom: 67px;
}
.sec3 h3 {
	color: #4c4c4c;
	font-size: 2.4rem;
	margin-bottom: 34px;
}
.sec3 ul li {
	padding-bottom: 103px;
}
.sec3 ul li:last-child {
	padding-bottom: 0;
}
.clumWrap {
	display: table;
	width: 100%;
	line-height: 2;
	position: relative;
}
.clumWrap .clum2 {
	display: table-cell;
	width: 50%;
	vertical-align: top;
	text-align: left;
}
.clumWrap .clum2.textBox {
	padding-left: 60px;
	line-height: 1.3;
	font-size: 1.6rem;
}
.clum2 .logoImg {
	margin-bottom: 25px;
}
li:nth-child(1) .clum2 .logoImg {
	margin-bottom: 15px;
}
.clum2 .leadTxt {
	margin-bottom: 25px;
	line-height: 2;
	font-weight: bold;
}
.linkTxt {
	position: absolute;
	top: 270px;
	left: 0;
}
.linkTxt a {
	text-decoration: underline;
}
.linkTxt a:hover {
	text-decoration: none;
}
.linkTxt:before {
	content: "→";
	display: inline-block;
	margin-right: 3px;
}


@media screen and (max-width: 768px) {
.sec3 .introTxt {
	margin-bottom: 50px;
}
.sec3 h3 {
	font-size: 1.5rem;
	margin-bottom: 30px;
}
.sec3 ul li {
	padding-bottom: 60px;
}
.clumWrap {
	display: block;
	width: 100%;
}
.clumWrap .clum2 {
	display: block;
	width: 100%;
}
.clumWrap .clum2.textBox {
	padding: 30px 15px 15px;
	box-sizing: border-box;
	line-height: 2;
	font-size: 1.2rem;
}
.clum2 .logoImg {
	width: 63.7%;
	margin: 0 auto 20px;
}
li:nth-child(1) .clum2 .logoImg {
	margin-bottom: 15px;
}
.clum2 .leadTxt {
	margin-bottom: 15px;
}
.linkTxt {
	position: static;
	padding-left: 15px;
	text-align: left;
}
}