@charset "utf-8";

@media screen and (max-width: 599px) {

body {
	min-width: 0;
}

header {
	min-width:0;
}

#head-top {
	display: none;
}


#header {
	display: flex;
	justify-content: space-between;
	height: 48px;
	padding: 0;
	box-sizing: border-box;
}

#header h1 a {
	width: 191px;
	height: 30px;
	background-size: 191px 30px;
	margin: 9px 0 0 10px;
}

#globalnav {
	display: none;
}


#panel-btn {
  display: inline-block;
  position: absolute;
  width: 38px;
  height: 28px;
  border-radius: 2px;
	border: solid 1px #333;
	top: 10px;
	right: 10px;
}

#panel-btn-icon {
  display: block;
  position: absolute;
  top: 50%;
  left: 50%;
  width: 22px;
  height: 2px;
  margin: -1px 0 0 -11px;
  background: #333;
  transition: .2s;
}

#panel-btn-icon:before, #panel-btn-icon:after {
  display: block;
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 22px;
  height: 2px;
  background: #333;
  transition: .3s;
}

#panel-btn-icon:before {
  margin-top: -7px;
}

#panel-btn-icon:after {
  margin-top: 5px;
}

#panel-btn .close {
  background: transparent;
}

#panel-btn .close:before, #panel-btn .close:after {
  margin-top: -1px;
}

#panel-btn .close:before {
  transform: rotate(-45deg);
  -webkit-transform: rotate(-45deg);
}

#panel-btn .close:after {
  transform: rotate(-135deg);
  -webkit-transform: rotate(-135deg);
}


#globalnav_sp {
	display: block;
	position: absolute;
	top: 48px;
	left: 0;
	width: 100%;
	max-height: 0;
	overflow: hidden;
	background: #202222;
	-webkit-transition: all 0.5s;
	-moz-transition: all 0.5s;
	-ms-transition: all 0.5s;
	-o-transition: all 0.5s;
	transition: all 0.5s;
	z-index: 99;
}

#globalnav_sp.open {
	max-height: 30em;
	padding-bottom: 1.0em;
}

#globalnav_sp a {
	color: #fff;
	display: block;
	width: 95%;
	margin: 0 auto;
	border-bottom: dotted 1px #fff;
	padding: 0.5em 0.5em;
	text-decoration: none;
	font-size: 1.4rem;
	box-sizing: border-box;
	position: relative;
}

#globalnav_sp li:first-child a::before {
	border: none;
}

#globalnav_sp a:after {
	font-family: "Font Awesome 5 Free";
	content: "\f105";
	font-weight: bold;
	font-size: 1.6rem;
	position: absolute;
	right: 0.5em;
}








footer {
	padding-top: 20px !important;
	padding-bottom: 10px !important;
	display: block;
}

#footer-left {
	margin: 0 auto;
}

#footer-left p {
	font-size: 1.2rem;
}

#footer-left figure {
	margin: 8px 0 10px;
}

#footer-left img {
	width: 240px;
	height: auto;
	margin: 0 auto;
	display: block;
}

footer ul {
	display: none;
}

#copyright {
	margin-top: 10px;
}



/* top */

#mainimage {
	width: 100%;
	height: auto;
	background: none;
	padding-top: 37.7%;
	overflow: hidden !important;
	position: relative;
}

#mainimage figure {
	width: 120%;
	position: relative;
	overflow: hidden;
	position: absolute;
	top: 0;
	left: 0;
}

#mainimage img {
	display: block;
	width: 100%;
	height: auto;
	margin-left: -10%;
}


#top-menu {
	padding-bottom: 20px;
}

#top-menu > div {
	display: block;
}

.top-menu-frame {
	width: 95%;
	height: auto;
	background: none;
	display: flex;
	padding-top: 15px;
	margin: 0 auto 0;
}

.top-menu-frame figure {
	margin-left: 0;
	width: 30%;
}

.top-menu-frame img {
	width: 100%;
	height: auto;
}

.top-menu-text {
	width: 68%;
}

.top-menu-text h1 {
	font-size: 1.5rem;
	line-height: 1;
	padding: 7px 7px;
}

.top-menu-text h1 span {
	font-size: 1.1rem;
	margin-top: 3px;
}

.top-menu-text ul {
	margin-top: 6px;
	margin-left: 6px;
	font-size: 1.2rem;
	line-height: 1.5;
}

.top-menu-text ul li a {
	color: #333;
	padding-left: 14px;
	position: relative;
	text-decoration: none;
}

.top-menu-text ul li a:before {
	font-size: 1.2rem;
	top: 1px;
}


#top-arcstud {
	padding-top: 20px;
	padding-bottom: 20px;
	overflow: hidden;
}

#top-arcstud h1 {
	font-size: 2.0rem;
}

#top-arcstud p {
	width: 90%;
	margin-top: 1.2em;
	margin-right: auto;
	margin-left: auto;
	line-height: 1.6;
	font-size: 1.45rem;
	position: relative;
}

#top-arcstud p:nth-of-type(1) {
	margin-top: 0.5em;
}

#top-arcstud img {
	position: absolute;
	top: 35px;
	right: 0;
	width: 32%;
	height: auto;
	opacity: 0.6;
	max-width: 130px;
}


#top-recruit {
	padding-top: 20px;
	padding-bottom: 30px;
}

#top-recruit > section {
	background: url(../img/top/recruit.jpg) no-repeat center 0;
	background-size: cover;
	padding-bottom: 20px;
	height: auto;
}

#top-recruit h1 {
	width: 90%;
	padding-top: 10px;
	padding-bottom: 5px;
	margin: 0 auto;
	border-bottom: solid 1px #fff;
}

#top-recruit h1 img {
	width: 100%;
	height: auto;
}

#top-recruit ul {
	width: 90%;
	margin: 10px auto 0;
}

#top-recruit ul > li {
	display: flex;
	justify-content: center;
	font-size: 1.2rem;
	transform: skewX(0deg);
	padding: 4px 0 5px;
	font-weight: bold;
	line-height: 1;
	width: 27%;
	text-align: center;
}

#top-recruit ul > li:last-child {
	width: 39%;
}

#top-recruit ul > li span {
	transform: skewX(0deg);
}

#top-recruit p {
	color: #fff;
	font-size: 1.3rem;
	width: 90%;
	margin: 10px auto 0;
	letter-spacing: 0;
	line-height: 1.6;
}

#top-recruit div {
	width: 80%;
	margin: 15px auto 0;
}

#top-recruit div img {
	width: 100%;
	height: auto;
	box-shadow: 4px 4px 6px rgba(0,0,0,0.4);
}


#top-inquire {
	padding-bottom: 35px;
}

#top-inquire-frame {
	width: 92%;
	padding: 0;
	box-shadow: 0 0 6px rgba(0,0,0,0.6);
	display: block;
	padding-top: 10px;
	padding-bottom: 14px;
}

#top-tel {
	width: 90%;
	border-right: none;
	border-bottom: solid 2px #ccc;
	padding-top: 0;
	padding-bottom: 6px;
	margin: 0 auto;
}

#top-tel img {
	width: 100%;
}

.tel-text {
	margin-top: 4px;
	font-size: 1.6rem;
}

#top-mail img {
	display: block;
	width: 90%;
	height: auto;
	margin: 10px auto 0;
	box-shadow: 3px 3px 5px rgba(0,0,0,0.4);
}





/* contents */

#titleimage {
	width: 100%;
	height: auto;
	background: none;
	padding-top: 17.14%;
	overflow: hidden !important;
	position: relative;
}

#titleimage figure {
	width: 120%;
	overflow: hidden;
	position: absolute;
	top: 0;
	left: 0;
}

#titleimage figure img {
	display: block;
	width: 100%;
	height: auto;
	margin-left: -10%;
}

#titleimage h1 {
	width: 95%;
	border-bottom: solid 1px #fff;
	padding-bottom: 4px;
	position: absolute;
	left: 50%;
	bottom: 25%;
	margin-left: -47.5%;
}

#titleimage h1 span {
	padding-left: 5%;
}

#titleimage h1 img {
	width: 28%;
	height: auto;
}


#pankuzu {
	font-size: 1.15rem;
	margin-top: 8px;
}

#pankuzu li:not(:last-child):after {
	padding: 0 6px;
}


.midashi-h1-b-c {
	font-size: 1.9rem;
}

.midashi-h2 {
	font-size: 1.6rem;
}

.text {
	font-size: 1.45rem !important;
	line-height: 1.6 !important;
}

.btn-or {
	font-size: 1.6rem;
	line-height: 1.5;
	width: 90%;
	padding: 12px 0 14px;
	margin: 20px auto 0;
}

.btn-or span:after {
	font-family: "Font Awesome 5 Free";
	content: "\f0da";
	font-weight: bold;
	padding-left: 20px;
	font-size: 1.8rem;
}


/* company */

#greeting {
	padding: 20px 0 20px;
}

#sign {
	margin-top: 18px;
}

#sign img {
	width: 190px;
}


#profile {
	padding: 25px 0 25px;
}

#profile-graph {
	margin-top: 10px;
}

#profile-graph dt,
#profile-graph dd {
	font-size: 1.45rem;
	line-height: 1.6;
	padding: 6px 4% 8px;
}

#profile-graph dt {
	width: 30%;
}

#profile-graph dd {
	width: 70%;
}


#license {
	padding: 30px 0 30px;
}

#license-block {
	margin-top: 20px;
}

#license-block figure {
	margin: 0;
	width: 45%;
	margin-right: 3%;
}

#license-block figure img {
	width: 100%;
	height: auto;
}

#license-block p {
	font-size: 1.6rem;
	line-height: 1.8;
}


#access {
	padding: 25px 0 25px;
}

.access-title {
	font-size: 1.6rem;
	padding: 5px 0 7px;
	margin-top: 14px;
	margin-bottom: 6px;
}

#access p {
	font-size: 1.45rem;
	line-height: 1.6;
}

.access-block {
	display: block;
}

.access-block p:last-child {
	text-align: left;
}

#map {
	width: 100%;
	margin-top: 10px;
}

#map iframe {
	height: 250px;
}




/* construction_management */

#const-stud {
	margin-top: 15px;
	width: 100%;
	background: #f2f2f2;
	padding-bottom: 20px;
	position: relative;
	overflow: hidden !important;
}

#const-stud figure {
	display: block;
	width: 120%;
	overflow: hidden;
	position: absolute;
	top: 0;
	left: 0;
}

#const-stud figure img {
	width: 100%;
	height: auto;
	margin-left: -10%;
}

#stud-title {
	width: 100%;
	position: absolute;
	left: 0;
	top: 0;
	padding: 0;
}

#stud-title img {
	width: 70%;
	height: auto;
	margin: 10% 0 0 5%;
}

#const-stud-contents {
	width: 95%;
	height: auto;
	margin: 24% auto 0;
	padding: 1px 3% 15px;
	position: relative;
	box-sizing: border-box;
}

#const-stud-contents h2 {
	margin-top: 15px;
	margin-left: 0;
	font-size: 1.7rem;
	border-bottom: solid 1px #0268B1;
	padding-bottom: 6px;
	width: 100%;
	line-height: 1;
}

#const-stud-contents p {
	font-size: 1.45rem;
	line-height: 1.6;
	margin: 6px auto 0;
	width: 99%;
}

#const-stud-contents ul {
	margin-left: 0;
	font-size: 1.55rem;
	line-height: 1.3;
	margin-top: 6px;
}

span.const-arial {
	font-size: 2.0rem;
}

#stud-back-head {
	display: none;
}

#const-stud-contents ul li {
	text-indent: -1.3em;
	padding-left: 1.3em;
}


#const-result {
	padding: 20px 0 30px;
}

#const-result-title {
	width: 100%;
	text-align: center;
	font-size: 2.2rem;
}

#const-result-title span {
	background: #e6e6e6;
	padding: 0 20px;
	position: relative;
	z-index: 5;
}

#const-result-list {
	width: 95%;
	margin: -18px auto 0;
	padding-top: 15px;
	display: block;
}

#const-result-list li {
	margin-top: 20px;
}

#const-result-list li img {
	width: 100%;
	auto: 0;
}

#const-result-list li p:before {
	height: 3em;
}

#const-result-list li p span {
	font-size: 1.7rem;
	padding: 0.8em 1em 0.9em;
}

#technical-data {
	font-size: 1.6rem;
	line-height: 1.5;
	width: 90%;
	padding: 12px 0 14px;
	margin: 35px auto 0;
}

#technical-data span:after {
	font-family: "Font Awesome 5 Free";
	content: "\f0da";
	font-weight: bold;
	position: absolute;
	padding-left: 34px;
	margin-top: -0.6em;
	font-size: 2.6rem;
}


#data-menu {
	margin-top: 15px;
	padding-bottom: 30px;
}

#data-menu-title {
	width: 100%;
	font-size: 1.9rem;
	padding-top: 15px;
	line-height: 1.4;
}

#data-menu-title > span {
	background: none;
	padding: 0;
}

#data-menu-block {
	width: 95%;
	border-top: none;
	margin: 0 auto 0;
	padding-top: 10px;
	display: block;
}

#data-menu-block li {
	display: block;
	margin-top: 6px;
}

#data-menu-block li a {
	display: block;
	width: 100%;
	box-sizing: border-box;
	padding: 4px 0;
}

#data-menu-block li a p {
	font-size: 1.4rem;
	line-height: 1.5;
}

#data-menu-block li a p.data-num {
	font-size: 1.65rem;
	width: 95%;
	margin: 0 auto 5px;
}

.data-1row {
	padding-top: 0;
}

#data-menu-block li a:after {
	font-size: 1.6rem;
	margin-top: 0px;
}


.data-contents {
	width: 90%;
	margin: 35px auto;
}

.data-contents h1 {
	font-size: 1.7rem;
	line-height: 1.5;
	padding-bottom: 6px;
}

.data-contents h2 {
	font-size: 1.5rem;
	margin-top: 5px;
}

.data-contents h2:not(:nth-of-type(1)) {
	margin-top: 24px;
}

.data-2col {
	display: block;
	margin: 6px auto 0;
	width: 100%;
}
.data-3col {
	display: block;
	margin: 6px auto 0;
	width: 100%;
}
.data-3_bigcol {
	display: block;
	margin: 6px auto 0;
	width: 100%;
}
.data-3_bigcol figure img {
    width: 100%;
	height: auto;
    border: #999 solid 1px;
    object-fit: cover;
	}
	.data-3_bigcol figcaption {
    font-size: 1.25rem;
    margin-top: 5px;
		line-height: 1.4;
	}
.data-2col > div {
	width: 100%;
}
.data-1col > div {
	width: 100%;
}

.data-2col-text p {
	font-size: 1.45rem;
}

.data-2col figure {
	margin-top: 1em;
}

.data-2col figcaption {
	font-size: 1.25rem;
	margin-top: 5px;
	line-height: 1.4;
}




/* business */

#business-top {
	background:none;
}

#business-top-contents {
	padding-top: 20px;
	padding-bottom: 30px;
	width: 100%;
}

#business-top-contents h1 {
	font-size: 1.9rem;
}

#business-menu {
	width: 95%;
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	align-items: center;
	margin: 0 auto 30px;
}

#business-menu li {
	margin-top: 6px;
	width: 49%;
}

#business-menu li a {
	width: 100%;
	font-size: 1.25rem;
	padding: 4px 0;
}

#business-menu li a:after {
	font-size: 1.2rem;
	margin-top: 6px;
	right: 5px;
}


#business-arcstud {
	overflow: hidden;
	width: 100%;
}

#business-arcstud p {
	width: 90%;
	margin-top: 1.2em;
	margin-right: auto;
	margin-left: auto;
	line-height: 1.6;
	font-size: 1.4rem;
	position: relative;
}

#business-arcstud p:nth-of-type(1) {
	margin-top: 0.5em;
}

#business-arcstud img {
	position: absolute;
	top: 40px;
	right: 0;
	width: 50%;
	height: auto;
	opacity: 0.6;
}

#business-arcstud video {
	position: relative;
	top: 0;
	right: 0;
	z-index: 10000;
	width: 50%;
	margin: 24px auto;
	display: block;
}


#business-contents {
	width: 100%;
	margin: 0 auto;
	padding-bottom: 25px;
	box-shadow: none;
}

#business-contents > section {
	width: 95%;
	padding-top: 25px;
}

#business-contents > section h1 {
	font-size: 1.45rem;
	padding: 8px 14px;
}

.business-img li {
	width: 24.1%;
}

.business-img li:nth-child(5n+2):last-child,
.business-img li:nth-child(5n+3):last-child,
.business-img li:nth-child(5n+4):last-child {
	margin-right: 0;
}

.business-img li:nth-child(4n+2):last-child {
	margin-right: 50.6%;
}

.business-img li:nth-child(4n+3):last-child {
	margin-right: 25.3%;
}


#business-bikou {
	width: 100%;
	margin-left: 0;
	box-shadow: none;
	padding: 20px 3%;
	display: block;
}

#business-bikou h2 {
	font-size: 1.4rem;
	margin-top: 24px;
}

#business-bikou h2 span {
	padding-left: 18px;
}

#business-bikou h2:before {
	display: inline-block;
	width: 14px;
	height: 14px;
}

#business-bikou-left,
#business-bikou-right {
	width: 100%;
}

#business-bikou h2 + div {
	margin-left: 0;
}

#business-bikou > div#business-bikou-right > h2:first-child {
	margin-top: 24px;
}

.business-table-left,
.business-table-right {
	margin-top: 12px;
}

.business-table-left th,
.business-table-left td,
.business-table-right th,
.business-table-right td {
	line-height: 1.8;
	font-size: 1.4rem;
}

.business-table-left th {
	width: 30%;
	padding: 6px 10px;
}

.business-table-right th {
	width: 50%;
	padding: 6px 10px;
}

.business-table-left td,
.business-table-right td {
	padding: 6px 10px;
}

#business-bikou-left ul {
	margin-top: 6px;
}

#business-bikou-left ul li {
	width: 49%;
}


#performance {
	padding-top: 20px;
	padding-bottom: 20px;
}

#performance-table {
	display: block;
	margin-top: 10px;
}

#performance-table > table {
	width: 95%;
	margin: 0 auto;
}

#performance-table > table th,
#performance-table > table td {
	padding: 8px 10px;
	font-size: 1.4rem;
	line-height: 1.4;
	height: auto;
}

#performance-table > table th:first-child {
	width: 30%;
}




/* recruit */

#recruit-head {
	width: 100%;
	height: auto;
	background: url(../img/recruit/back.jpg) no-repeat center 0;
	box-sizing: border-box;
	background-size: cover;
	margin-top: 15px;
	padding-bottom: 20px;
}

#recruit-head h1 {
	padding-top: 20px;
}

#recruit-head p {
	font-size: 1.45rem;
	line-height: 1.6;
	margin: 10px 0 0;
}


#voice {
	width: 100%;
	padding-top: 20px;
}

#voice-k,
#voice-m {
	width: 100%;
	height: auto;
	float: none;
	padding: 20px 5% 20px;
	margin-bottom: 0;
	margin-top: 20px;
}

#voice-k img,
#voice-m img {
	position: static;
	float: left;
	width: 35%;
	margin: 24px 15px 10px 0;
}

.voice-area h1 {
	font-size: 1.5rem;
	padding: 4px 0;
}

.voice-area h2 {
	font-size: 1.65rem;
	font-weight: bold;
	margin: 10px 0 0;
	padding-bottom: 5px;
}

.voice-sp {
	overflow: hidden;
}

.voice-area p {
	font-size: 1.45rem;
	line-height: 1.6;
	margin-top: 20px;
}


#youkou {
	width: 90%;
	margin: 20px auto 0;
	border-right: none;
	border-top: solid 1px #4D4D4D;
	display: block;
}

#youkou dt {
	border: none;
	border-left: solid 1px #4D4D4D;
	border-right: solid 1px #4D4D4D;
	font-weight: bold;
	font-size: 1.5rem;
	padding: 0;
	padding: 5px 8px 3px;
	line-height: 1.5;
}

#youkou dd {
	border: solid 1px #4d4d4d;
	border-top: none;
	padding: 0 8px 5px;
	font-size: 1.45rem;
	line-height: 1.5;
}

#youkou dt,
#youkou dd {
	width: 100%;
}

#recruit-image {
	width: 100%;
	height: 0;
	padding: 0;
	padding-top: 25%;
	padding-bottom: 10px;
	background: url(../img/recruit/image.jpg) center center no-repeat #f2f2f2;
	background-size: contain;
	margin-top: 30px;
}




/* contact */

#contact {
	padding: 20px 0 30px;
}

.contact-info {
	font-size: 1.6rem;
	letter-spacing: 0;
}

#form {
	display: block;
	margin-top: 30px;
}

#form dt {
	width: 100%;
	display: flex;
	justify-content: start;
	font-size: 1.5rem;
	margin-bottom: 6px;
	padding-top: 0;
}

#form dt span {
	padding-right: 0.5em;
}

#form dt .req span {
	font-size: 1.3rem;
	padding: 0 6px 2px;
}

#form dd {
	width: 100%;
	margin-bottom: 24px;
	font-size: 1.6rem;
}

#form dd input,
#form dd textarea {
	font-size: 1.6rem;
	box-sizing: border-box;
	padding: 4px 4px;
}

#form dd input.zip {
	width: 100px;
}

#form dd textarea {
	height: 8em;
}




/* policy */

#policy-ol {
	font-size: 1.45rem;
	margin-left: 20px;
}




/* sitemap */

#sitemap {
	margin-top: 20px;
	padding: 0 10px 50px;
}

#sitemap-menu li {
	font-size: 1.5rem;
	margin-top: 20px;
	margin-left: 22px;
	border-left: solid 4px #999;
	padding-left: 12px;
	padding-bottom: 1px;
	line-height: 1;
}

#sitemap-menu li a {
	text-decoration: none;
	color: #333;
}

#sitemap-menu li.top {
	font-size: 1.7rem;
}

#sitemap-menu li.top:before {
	font-size: 2.5rem;
	top: -1px;
}

#sitemap-menu li.top span {
	padding-left: 18px;
}




}