.maindesign *,
.maindesign *:before,
.maindesign *:after {
	box-sizing: border-box;
	min-height: 0%;
}
.maindesign .mv {
	position: relative;
}
.maindesign .mv__txt {
	position: absolute;
	bottom: 18%;
	left: 5%;
	font-size: 4rem;
	color: #fff;
	font-weight: bold;
	text-shadow: 1px 1px 6px #000;
}
@media screen and (max-width: 767px) {
	.maindesign .mv__txt {
		font-size: 6.5vw;
		left: 4%;
		bottom: 16%;
	}
}
.maindesign img {
	width: 100%;
	height: auto;
	display: block;
}

.maindesign .feature-hdg2 {
	position: relative;
	padding-top: 10px;
	padding-bottom: 1.25rem;
	border-bottom: 3px solid #b6b6b6;
	font-size: 1.75rem;
	margin-top: calc(70px - 0.6rem);
	margin-bottom: calc(40px - 0.75rem);
	background-color: transparent;
	color: #333;
	text-indent: 0;
}
.maindesign .feature-hdg2::after {
	position: absolute;
	content: ' ';
	border-bottom: solid 3px #e5002d;
	bottom: -3px;
	width: 8%;
	display: block;
}

@media screen and (max-width: 767px) {
	.maindesign .feature-hdg2 {
		font-size: 1.5rem;
		margin-top: calc(50px - 0.6rem);
		margin-bottom: calc(45px - 0.75rem);
		line-height: 1.2;
	}
}
.maindesign h3.checkPoint {
	position: relative;
	font-size: 1.25rem;
	font-weight: bold;
	margin: 60px 0 20px 0;
	padding: 0 0 10px 0;
	text-align: left;
	border-bottom: #aaaaaa 2px solid;
	display: flex;
	align-items: center;
	line-height: 1.15;
}
@media screen and (max-width: 767px) {
	.maindesign h3.checkPoint {
		font-size: 1.1rem;
	}
}
.maindesign h3.checkPoint .st0 {
	fill: #aaaaaa;
}
.maindesign h3.checkPoint .st1 {
	fill: none;
	stroke: #ffffff;
	stroke-width: 3;
	stroke-miterlimit: 10;
}
.maindesign h3.checkPoint span {
	margin: 0 0 0 20px;
	width: calc(100% - 60px);
}

.maindesign .nav-list {
	display: flex;
	justify-content: space-between;
	flex-wrap: wrap;
}
.maindesign .nav-list .nav-list__btn:nth-child(n + 5) {
	margin-top: 15px;
}
.maindesign .nav-list__btn {
	position: relative;
	border: 1px solid #b6b6b6;
	width: 24%;
	font-size: 1em;
	font-feature-settings: 'palt';
	line-height: 1.3;
	text-align: center;
	border-radius: 40px;
	cursor: pointer;
	overflow: hidden;
}
.maindesign .nav-list__btn::after {
	content: '';
	position: absolute;
	top: 50%;
	right: 15px;
	border-top: 2px solid #b6b6b6;
	border-right: 2px solid #b6b6b6;
	width: 8px;
	height: 8px;
	transform: translateY(-50%) rotate(135deg);
}
.maindesign .nav-list__btn:hover {
	border-color: #e5002d;
	opacity: 0.75;
	transition: 0.6s;
}
.maindesign .nav-list__inner {
	display: flex !important;
	opacity: 1;
	width: auto;
	height: 100%;
	align-items: center;
	justify-content: center;
	height: 3em;
	color: #333;
	padding: 0 2em;
}
.maindesign .nav-list::before,
.maindesign .nav-list::after {
	content: '';
	width: 24%;
	height: 0;
	display: block;
}
.maindesign .nav-list::before {
	order: 1;
}

@media screen and (max-width: 767px) {
	.maindesign .nav-list__btn {
		width: 49%;
	}
	.maindesign .nav-list::before,
	.maindesign .nav-list::after {
		width: 49%;
	}
	.maindesign .nav-list .nav-list__btn:nth-child(n + 3) {
		margin-top: 15px;
	}
	.maindesign .nav-list__inner {
		font-size: 0.8rem;
	}
}

.maindesign .imtx_box {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 30px;
	align-items: center;
	margin-top: 15px;
}
@media screen and (max-width: 767px) {
	.maindesign .imtx_box {
		grid-template-columns: repeat(1, 1fr);
		gap: 15px;
	}
}
.maindesign .ratio_img {
	display: flex;
	justify-content: center;
	align-items: center;
}
.maindesign .ratio_img > img {
	object-fit: contain;
	aspect-ratio: 6 / 5;
}
@media screen and (max-width: 767px) {
	.maindesign .ratio_img > img {
		object-fit: fill;
		aspect-ratio: auto;
	}
}

.maindesign .lead-text--bold {
	font-weight: bold;
}

.maindesign .img_container {
	width: 100%;
	margin-top: 40px;
}
@media screen and (max-width: 767px) {
	.maindesign .img_container {
		margin-top: 30px;
	}
}

.maindesign .transition_col > li:not(:first-child) {
	margin-top: 80px;
}
.maindesign .transition_col > li:not(:first-child) {
	position: relative;
}
.maindesign .transition_col > li:not(:first-child)::before {
	content: '';
	position: absolute;
	left: 50%;
	bottom: calc(100% + 40px);
	transform: translate(-50%, 50%);
	width: 0;
	height: 0;
	border-style: solid;
	border-right: 50px solid transparent;
	border-left: 50px solid transparent;
	border-top: 50px solid #aaaaaa;
	border-bottom: 0;
}
@media screen and (max-width: 767px) {
	.maindesign .transition_col > li:not(:first-child)::before {
		border-right: 25px solid transparent;
		border-left: 25px solid transparent;
		border-top: 25px solid #aaaaaa;
	}
}