.arie .container{
    max-width: 930px;
}
.arie {
	background: url(../img/bg_paper.jpg) left top;
    overflow: initial;
}

.spec-sec{
    padding-top: 100px;
    background: #fff;
    
}
@media only screen and (max-width: 767px) {
    .spec-sec{
        padding-top: 50px;
   
    }  
}
.arie .c-ttl-bar {
	border-color: #145b7e;
    font-size: 2.5rem;
    padding: 4px 0 6px 30px;
    margin-bottom: 40px;
}
@media only screen and (max-width: 767px) {
    .arie .c-ttl-bar {
        font-size: 2.0rem;
        margin-bottom: 20px;
        padding: 4px 0 6px 15px;
    }
}
.arie .lower-mv {
    padding: 30px 0 15px;
    background: none;
}
.arie .lower-mv h2 {
    visibility: hidden;
}

.arie .readArea {
	text-align: center;
    position: relative;
}
.arie .readArea .mhLogo img {
	display: block;
	max-width: 184px;
	margin: 0 auto 30px;
}
@media only screen and (max-width: 767px) {
    .arie .readArea .mhLogo img {
        max-width: 130px;
        margin: 0 auto 15px;
    } 
}
.arie .readArea dt {
	font-size: 3.0rem;
	font-weight: 700;
	margin-bottom: 1em;
}
@media only screen and (max-width: 767px) {
	.arie .readArea dt {
		font-size: 2.2rem;
		line-height: 3rem;
	}
}
.arie .mh-info-btn {
	background: rgba(255, 255, 255, 0.5);
	display: block;
	border: 3px solid #000;
	font-size: 1.6rem;
	text-align: center;
	width: 100%;
	height: 100%;
	padding: 20px 0;
	line-height: 1.8;
	position: relative;
	max-width: 490px;
	margin: 40px auto 20px;
    font-weight: 600;
}
.arie .mh-info-btn a span {
	display: block;
	font-family: "din-2014", sans-serif;
	font-weight: 700;
	color: #bfbfbf;
	width: 100%;
}
.arie .mh-info-btn a::after {
	content: "";
	display: block;
	width: 37px;
	height: 19px;
	background: url(../img/arrow_right.png) no-repeat;
	  background-size: auto;
	background-size: cover;
	right: 20px;
	top: 50%;
	transform: translateY(-50%);
	position: absolute;
}
@media only screen and (max-width: 767px) {
    .arie .mh-info-btn {
        margin: 20px auto 0;
    }
}
.arie .house-case {
    margin-top: 80px;
}
.arie .house-case h3 {
    margin-bottom: 40px;
}
@media only screen and (max-width: 767px) {
    .arie .house-case h3 {
        margin-bottom: 20px;
    }
}
.arie .house-case h4 {
    margin: 40px 0;
    text-align: center;
    font-size: 2.5rem;
    font-weight: 600;
}
@media only screen and (max-width: 767px) {
    .arie .house-case h4 {
        font-size: 2.0rem;
        margin: 20px 0 15px;
    }
}
.arie .house-case .mh-introduction {
    margin: 40px 0;
    display: grid;
    grid-template-columns: repeat(2,1fr);
    column-gap: 20px;
}
.arie .house-case .mh-introduction figure {
    margin-bottom: 1em;
}
@media only screen and (max-width: 767px) {
    .arie .house-case .mh-introduction {
        margin: 20px 0;
        column-gap: 10px;
    }
}
.arie .house-case .mh-introduction figure {
    position: relative;
}
.arie .house-case .mh-introduction a::after {
    content: url(../img/huck/icon_zoom.png);
    width: 36px;
    height: 36px;
    position: absolute;
    bottom: 0;
    right: 0;
    
}
.arie .house-case .intro-point {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    column-gap: 20px;
    text-align: center;
    place-content: center;
    place-items: center;
}
@media only screen and (max-width: 767px) {
    .arie .house-case .intro-point {
        grid-template-columns: repeat(1,1fr);
        row-gap: 20px;
    }
}
.arie .house-case .intro-point dl {
    width: 100%;
}
.arie .house-case .intro-point dd {
    border: 4px solid #145b7e;
    background-color: #fff;
    padding: 80px 0 40px;
    font-size: 1.4em;
    min-height: 240px;
    display: grid;
    place-content: center;
    place-items: center;
}
@media only screen and (max-width: 767px) {
    .arie .house-case .intro-point dd {
        padding: 65px 0 20px;
        min-height: auto;
    }
}
.arie .house-case .intro-point dt {
	margin: 0 auto -54px;
	width: 63px;
	height: 110px;
	background: #145b7e;
	position: relative;
}
.arie .house-case .intro-point dt h5 {
	height: 100%;
	font-size: 1.8rem;
	font-family: "DIN 2014";
    font-weight: 800;
	color: #fff;
	display: flex;
	justify-content: center;
	align-items: center;
	position: relative;
	z-index: 1;
}
.arie .house-case .intro-point dt h5 .ptNumTxt span {
    display: block;
    font-size: 2.5em;
    line-height: 0.8;
}
@media only screen and (max-width: 767px) {
    .arie .house-case .intro-point dt {
        margin: 0 auto -48px;
        width: 50px;
        height: 86px;
    }
    .arie .house-case .intro-point dt h5 {
        font-size: 1.4rem;
    }
}
.arie .house-case .intro-point dt::before,
.arie .house-case .intro-point dt::after {
	content: "";
	width: 100%;
	height: 100%;
	position: absolute;
	top: 0;
 	left: 0;
	background: #145b7e;
	z-index: 0;
}
.arie .house-case .intro-point dt::before {
	transform: rotate(60deg);
}
.arie .house-case .intro-point dt::after {
	transform: rotate(-60deg);
}
.arie .spec-sec .specCol {
    margin-top: 80px;
}
@media only screen and (max-width: 767px) {
    .arie .spec-sec .specCol {
        margin-top: 40px;
    }
}
.arie .spec-sec .c-ttl-lev02__02 {
    font-weight: 800;
    font-size: 6rem;
    line-height: 1; 
}
.arie .spec-sec .c-ttl-lev02__02 small {
    font-size: 1.4rem;
    line-height: 1.8;
}
@media only screen and (max-width: 767px) {
    .arie .spec-sec .c-ttl-lev02__02 {
        font-size: 3rem;
    }
    .arie .spec-sec .c-ttl-lev02__02 small {
        font-size: 1.2rem;
        line-height: 1.3;
    }
}
.arie .spec-sec .specOutline dt {
    font-size: 2.5rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 40px;
}
@media only screen and (max-width: 767px) {
    .arie .spec-sec .specOutline dt {
        font-size: 2.0rem;
        line-height: 1.4;
        margin-bottom: 20px;
    }
}
.arie .spec-sec .specInfo01 {
    background: url(../img/bg_paper.jpg) left top;
    padding: 30px 30px 20px;
    margin-top: 30px;
}
.arie .spec-sec .specInfo01 ul {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    column-gap: 20px;
}
.arie .spec-sec .specInfo01 li {
    font-size: 2.5rem;
    font-weight: 600;
    background-color: #145b7e;
    padding: 0.8em 0;
    text-align: center;
    color: #fff;
}
@media only screen and (max-width: 767px) {
    .arie .spec-sec .specInfo01 {
        padding: 15px 15px 10px;
        margin-top: 15px;
    }
    .arie .spec-sec .specInfo01 ul {
        grid-template-columns: repeat(1,1fr);
        row-gap: 10px;
    }
    .arie .spec-sec .specInfo01 li {
        font-size: 2.0rem;
        padding: 0.8em 0;
    }
}
.arie .spec-sec .specInfo01 p {
    font-size: 2.5rem;
    font-weight: 600;
    text-align: center;
}
@media only screen and (max-width: 767px) {
    .arie .spec-sec .specInfo01 p {
        font-size: 2.0rem;
    }
}
.arie .spec-sec .specInfo02 {
    background: url(../img/bg_paper.jpg) left top;
    padding: 50px 30px;
    margin-top: 40px;
}
.arie .spec-sec .specInfo02 .spacInfo02-inner {
    display: grid;
    grid-template-columns: repeat(2,1fr);
    column-gap: 30px;
    padding: 0 20px;
    margin-bottom: 30px;
    place-items: start end;
}
@media only screen and (max-width: 767px) {
    .arie .spec-sec .specInfo02 {
        padding: 25px 15px;
        margin-top: 20px;
    }
    .arie .spec-sec .specInfo02 .spacInfo02-inner {
        grid-template-columns: repeat(1,1fr);
        row-gap: 30px;
        padding: 0 10px;
        margin-bottom: 15px;
    }
}
.arie .spec-sec .specInfo02 .spacInfo02-inner img {
    max-width: 372px;
}
@media only screen and (max-width: 767px) {
    .arie .spec-sec .specInfo02 .spacInfo02-inner img {
        max-width: 100%;
    }
}
.arie .spec-sec .specInfo02 p span {
    text-decoration: underline;
}
.arie .spec-sec .specInfo02 p span strong {
    color: #145b7e;
}
.arie .spec-sec .specInfo03 {
    background: url(../img/bg_paper.jpg) left top;
    padding: 50px 40px;
    margin-top: 40px;
    display: grid;
    grid-template-columns: repeat(2,1fr);
    column-gap: 30px;
    place-items: start center;
}
.arie .spec-sec .specInfo03 dt {
    margin-bottom: 30px;
}
.arie .spec-sec .specInfo03 img {
    max-width: 180px;
}
@media only screen and (max-width: 767px) {
    .arie .spec-sec .specInfo03 {
        padding: 25px 20px;
        margin-top: 20px;
        grid-template-columns: repeat(1,1fr);
        row-gap: 15px;
    }
    .arie .spec-sec .specInfo03 dt {
        margin-bottom: 15px;
    }
    .arie .spec-sec .specInfo03 img {
        max-width: 200px;
    }
}
html {
	scroll-behavior: smooth;
}

.side-menu-wrap{
    width: 260px;
    float: left;
    padding-top: 100px;
    top: 0;
    margin-top: -100px;
    z-index: 100;
    position: sticky;
}
.side-menu {
	width: 260px;
	font-size: 1.6rem;
	font-weight: 500;
    
    top: 0;
    left: 0;
    text-align: left;
	box-shadow: 5px 5px 24px 0px rgba(0, 0, 0, 0.1);
}
.side-menu ul {
	background-color: #fff;
	border-radius: 0 10px 10px 0;
	box-shadow: 5px 5px 24px 0px rgba(0, 0, 0, 0.1);
}
.side-menu ul li {
	padding: 15px 20px;
	border-bottom: 1px solid #dfdfdf;
}
.side-menu ul li a span {
    line-height: 1;
    color: #999;
    display: block;
    padding-left: 22px;
}
.side-menu ul li:first-of-type {
	text-align: center;
	color: #fff;
	background-color: #5e5045;
	padding: 20px 0;
	border-bottom: none;
	border-radius: 0 10px 0 0;
}
.side-menu ul li:last-of-type {
	border-bottom: none;
}
.side-menu ul li a:hover {
	opacity: 0.7;
}
.side-menu ul li a i {
	padding-right: 6px;
}
@media (max-width: 1600px) {
	.side-menu {
		width: 180px;
		font-size: 1.4rem;
		top: 50%;
	}
	.side-menu ul li {
		padding: 10px 10px;
	}

}
@media only screen and (max-width: 767px) {
    .side-menu {
        display: none;
    }
    .arie .readArea dd{
        margin-bottom: 30px;
    }
}

.c-big-btn{
    margin-top: 50px;
}

@media only screen and (max-width: 767px) {
    .c-big-btn{
        margin-top: 0;
    }
}

.c-big-btn a{
    font-size: 1.4rem;
    font-weight: 500;
}

.c-big-btn a span{
    font-size: 1.4rem;
}