@charset "utf-8";
/* CSS Document */

/*color
yellow:fbffa3
pink:ff4b68
blue:118df0
navy:footer_nav_list
black:333
*/
@font-face {
	font-family: "GENJ";
	src: url('/font/GenJyuuGothic-Medium.woff') format('woff');
	font-weight: 500;
    font-style: normal;
}
@font-face {
	font-family: "GENJ";
	src: url('/font/GenJyuuGothic-Bold.woff') format('woff');
	font-weight: 700;
    font-style: bold;
}

/*--------------------------------------------------------------------
    common
--------------------------------------------------------------------*/

html {
    position: relative;
    font-family: 'Lato', 'GENJ', "游ゴシック体", YuGothic, "游ゴシック Medium", "Yu Gothic Medium", "游ゴシック", "Yu Gothic", Meiryo, "sans-serif";
	font-size: 62.5%;
	/*letter-spacing: 0.05em;*/
    background: #fff;
    color: #333;
	box-sizing: border-box;
    line-height: 1.8;
}
body {
	font-size: 1.6rem;
}
a {
	-webkit-transition: all 0.2s;
	-moz-transition: all 0.2s;
	transition: all 0.2s;
}
a:hover {
    text-decoration: none;
    /*opacity: 0.6;*/
	-webkit-transition: all 0.2s;
	-moz-transition: all 0.2s;
	transition: all 0.2s;
}
img {
	width: auto;
    max-width: 100%;
	height: auto;
}
.display_sp {
    display: none !important;
}

@media screen and (max-width: 750px) {
	.display_pc {
		display: none !important;
	}
	.display_sp {
		display: inline-block !important;
	}
}

/*--------------------------------------------------------------------
    header
--------------------------------------------------------------------*/
.header {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100px;
	background-color: #fff;
	z-index: 1200;
}
.header.fixed {
	box-shadow: 0 2px 10px 0 rgba(0,0,0,0.1);
}
.header_inner {
	position: relative;
	display: -webkit-box;
  	display: -ms-flexbox;
	display: flex;
	align-items: center;
	-webkit-box-pack: justify;
	-ms-flex-pack: justify;
	justify-content: space-between;
	width: 100%;
	max-width: 1300px;
	margin: auto;
	padding: 0 20px;
	font-size: 0;
	text-align: center;
}

.logo {
	position: relative;
	display: inline-block;
	margin: auto 0;
	flex-shrink: 0;
}
.logo a {
	display: inline-block;
	padding: 10px;
	width: 100%;
	height: 100%;
}
.logo a:hover {
	/*transform: scale(1.03, 1.03);*/
	opacity: 0.6;
}

.hamburger {
	display: none;
}

.nav {
	height: 100px;
	flex-basis: 100%;
	z-index: 300;
}
.nav.another {
	display: none !important;
}
.menu_list {
	display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
    font-size: 0;
 	width: 100%;
    height: 100%;
	padding-right: 20px;
}
.menu_list li {
	margin-right: 5px;
}
.menu_list li:first-child {
	display: none;
}
.menu_list li:last-child {
	margin-right: 0;
}
.menu_list li a {
	position: relative;
    display: inline-block;
    padding: 0 10px;
	font-size: 1.6rem;
	font-weight: bold;
	color: #004182;
	letter-spacing: 0.01em;
	line-height: 100px;
	z-index: 101;
}
.menu_list li a:hover {
	opacity: 1;
	transform: scale(1.05, 1.05);
	/*transform: rotate(-5deg);*/
}
.menu_list li a:hover::after {
	content: "";
	position: absolute;
	top: 0;
	bottom: 0;
	left: 0;
	right: 0;
	margin: auto;
	width: 40px;
	height: 40px;
	background-color: #fbffa3;
	border-radius: 50%;
	z-index: -1;
	-webkit-transition: all 0.2s;
	-moz-transition: all 0.2s;
	transition: all 0.2s;
}

.sns {
	height: 100px;
	flex-shrink: 0;
}
.sns_list {
	display: flex;
	align-items: center;
	height: 100%;
}
.sns_list li {
	margin-right: 4px;
}
.sns_list li:last-child {
	margin-right: 0;
}
.sns_list li a {
	display: inline-block;
	padding: 3px;
	width: 30px;
}
.sns_list li a:hover {
	transform: scale(1.05, 1.05);
}
.black-bg {
	opacity: 0;
	visibility: hidden;
}

@media screen and (max-width: 1160px){	
	.logo {
		width: 200px;
	}
	
	.menu_list {
		padding-right: 10px;
	}
	.menu_list li {
		margin-right: 5px;
	}
	.menu_list li a {
		padding: 0 8px;
		font-size: 1.4rem;
	}
	.menu_list li a:hover::after {
		width: 40px;
		height: 40px;
	}
	
	.sns_list li {
		margin-right: 3px;
	}
	.sns_list li a {
		padding: 2px;
		width: 25px;
	}
}
@media screen and (max-width: 1000px){
	.header {
		height: 80px;
	}
	.header_inner {
		padding: 0 0 0 20px;
	}
	
	.hamburger {
		display: inline-block;
		position: relative;
		width: 90px;
		height: 80px;
		cursor: pointer;
		z-index: 300;
		-webkit-transition: all 0.5s;
		-moz-transition: all 0.5s;
		transition: all 0.5s;
	}
	.hamburger:hover .hbg_line {
		background-color: #118df0;
	}
	.hbg_line {
		position: absolute;
		left: 25px;
		width: 40px;
		height: 5px;
		background-color: #004182;
		-webkit-transition: all 0.5s;
		-moz-transition: all 0.5s;
		transition: all 0.5s;
		z-index: 300;
		border-radius: 100px;
	}
	.hbg_line-1 {
		top: 24px;
	}
	.hbg_line-2 {
		top: 37px;
	}
	.hbg_line-3 {
		top: 50px;
	}
	
	/* menu open */
	.nav-open .hamburger{
		-webkit-transform: rotate(360deg);
		-moz-transform: rotate(360deg);
		transform: rotate(360deg);
	}
	.nav-open .hbg_line-1,
	.nav-open .hbg_line-2 {
		top: 35px;
		left: 20px;
		width: 50px;
	}
	.nav-open .hbg_line-1 {
		-webkit-transform: rotate(-45deg);
		-moz-transform: rotate(-45deg);
		transform: rotate(-45deg);
	}
	.nav-open .hbg_line-2 {
		-webkit-transform: rotate(45deg);
		-moz-transform: rotate(45deg);
		transform: rotate(45deg);
	}
	.nav-open .hbg_line-3 {
	  opacity: 0;
	}
	
	.nav {
		display: none;
	}
	.nav-open .nav {
		display: inline-block;
		opacity: 1;
		visibility: visible;
		position: fixed;
		top: 0;
		bottom: 0;
		right: 0;
		left: 0;
		margin: auto;
		width: 100%;
		height: auto;
		/*height: 100vh;*/
		z-index: 250;
	}
	.menu_list {
		flex-direction: column;
		justify-content: center;
		padding-right: 0;
	}
	.menu_list li {
		margin-right: 0;
		margin-bottom: 10px;
	}
	.menu_list li:first-child {
		display: block;
	}
	.menu_list li a {
		padding: 10px;
		font-size: 4rem;
		line-height: 1.6;
	}
	.menu_list li a:hover::after {
		width: 80px;
		height: 80px;
	}
	
	.nav-open .black-bg {
	  opacity: 1;
	  visibility: visible;
	}	
	.black-bg {
		position: fixed;
		top: 0;
		left: 0;
		right: 0;
		width: 100%;
		height: 100vh;
		z-index: 100;
		background: rgba(255,255,255,0.9);
		opacity: 0;
		visibility: hidden;
		-webkit-transition: all 0.2s;
		-moz-transition: all 0.2s;
		transition: all 0.2s;
		cursor: pointer;
	}
	.black-bg a {
		display: block;
		width: 100%;
		height: 100%;
	}

	.sns {
		display: none;
	}	
	.nav-open .sns {
		display: inline-block;
		position: fixed;
		top: 20px;
		left: 20px;
		margin: auto;
		z-index: 250;
		height: auto;
	}
	.sns_list {
		justify-content: center;
		height: auto;
	}	
	.sns_list li {
		margin-right: 6px;
	}
	.sns_list li a {
		padding: 5px;
		width: 35px;
	}
}
@media screen and (max-width: 750px){
	.header {
		height: 60px;
	}
	.header.fixed {
		box-shadow: 0 2px 5px 0 rgba(0,0,0,0.1);
	}
	.header_inner {
		padding: 0 0 0 10px;
	}

	.logo {
		width: 160px;
		margin: 0;
	}

	.hamburger {
		width: 60px;
		height: 60px;
	}
	.hbg_line {
		left: 18px;
		width: 26px;
		height: 3px;
	}
	.hbg_line-1 {
		top: 20px;
	}
	.hbg_line-2 {
		top: 28px;
	}
	.hbg_line-3 {
		top: 36px;
	}
	.nav-open .hbg_line-1,
	.nav-open .hbg_line-2 {
		top: 30px;
		left: 15px;
		width: 30px;
	}
	
	.menu_list li a {
		padding: 5px;
		font-size: 2.8rem;
		line-height: 1.5;
		/*max-height: 100%;*/
	}
	
	.sns_list li {
		margin-right: 3px;
	}
	.sns_list li a {
		padding: 2px;
		width: 25px;
	}
}

/*--------------------------------------------------------------------
    main
--------------------------------------------------------------------*/
.main {
	display: block;
	padding-top: 100px;
}
.page_link {
	position: relative;
	margin-top: -140px;
    padding-top: 140px;
}
.section_icon {
	width: 80px;
    height: 80px;
	background-color: #118df0;
    border-radius: 50%;
    position: absolute;
	top: 100px;
    left: 0;
    right: 0;
    margin: auto;
	z-index: 200;
}
.section_icon.c_navy {
    background-color: #004182;
}
.section_icon.c_white {
    background-color: #fff;
}
.section_icon img {
	width: 30px;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
}
.section_inner {
	width: 100%;
    max-width: 1200px;
    margin: auto;
    padding: 80px 100px;
	text-align: center;
}
.inner_area {
	width: 100%;
	max-width: 1200px;
	margin: auto;
}
.h2 {
	display: inline-block;
    position: relative;
	margin-bottom: 60px;
	color: #004182;
	text-align: center;
	font-size: 5.2rem;
	font-weight: normal;
	letter-spacing: -0.1em;
	line-height: 0.7;
	z-index: 10;
}
.h2.c_white {
	color: #fff;
}
.h2.c_blue {
	color: #118df0;
}
.h2_sub {
	display: inline-block;
	position: relative;
	font-size: 1.8rem;
	font-weight: bold;
	letter-spacing: 0;
	color: #118df0;
}
.h2_sub.c_navy {
	color: #004182;
}
.h2_sub.c_yellow {
	color: #fbffa3;
}
.h2_sub::before,
.h2_sub::after {
	content: "";
	position: absolute;
	top: 4px;
	bottom: 0;
	margin: auto;
	width: 6px;
	height: 6px;
	background-color: #118df0;
	border-radius: 50%;
}
.h2_sub.c_navy::before,
.h2_sub.c_navy::after {
	background-color: #004182;
}
.h2_sub.c_yellow::before,
.h2_sub.c_yellow::after {
	background-color: #fbffa3;
}
.h2_sub::before {
	left: -15px;
}
.h2_sub::after {
	right: -15px;
}
/* icon+h2 1行 */
.h2_area {
	display: flex;
	align-items: center;
	margin-bottom: 40px;
}
.h2_area .section_icon {
	position: relative;
    top: 0;
    bottom: 0;
    margin: 0 20px 0 0;
	flex-shrink: 0;
}
.h2_area .h2 {
	display: flex;
    align-items: center;
	margin: 0;
}
.h2_area .h2_sub {
	margin-left: 40px;
    vertical-align: middle;
}

.txt_area {
	display: inline-block;
	font-size: 1.6rem;
	line-height: 1.8;
	text-align: left;
}

.chronology_list {
	margin-bottom: 60px;
}
.chronology_list dt {
	margin-bottom: 15px;
	font-size: 1.8rem;
	font-weight: bold;
}
.chronology_list ul {
	font-size: 0;
}
.chronology_list li {
	display: flex;
	margin-bottom: 8px;
    line-height: 1.5;
	font-size: 1.6rem;
}
.chronology_list li .date {
	display: inline-block;
	flex-shrink: 0;
	margin-right: 10px;
	vertical-align: top;
}
.chronology_list li .detail {
	display: inline-block;
}
.chronology_list li .detail a {
	color: #ff4b68;
	text-decoration: underline;
}
.chronology_list li .detail a:hover {
	opacity: 0.6;
}

.new {
    display: inline-block;
	margin-left: 10px;
    padding: 5px 18px;
    font-size: 1.4rem;
    font-weight: bold;
    line-height: 1;
    color: #fff;
    background-color: #ff4b68;
    border-radius: 100px;
}

.btn {
    display: inline-block;
	width: 100%;
	max-width: 300px;
}
.btn a {
	display: block;
	position: relative;
    width: 100%;
	height: 50px;
	padding: 0 20px;
	font-size: 1.8rem;
	line-height: 44px;
	text-align: left;
	box-sizing: border-box;
	border-radius: 300px;
	color: #fff;
	background-color: #004182;
	border: 3px solid #004182;
}
.btn a::after {
	content: "";
	display: block;
	position: absolute;
	top: 0;
	bottom: 0;
	right: 20px;
	width: 10px;
	height: 10px;
	margin: auto;
	border-top: solid 2px #fff;
	border-right: solid 2px #fff;
	-webkit-transform: rotate(45deg);
	transform: rotate(45deg);	
	-webkit-transition: all 0.2s;
	-moz-transition: all 0.2s;
	transition: all 0.2s;
}
.btn a:hover {
	color: #004182;
	background-color: #fff;
	font-weight: bold;
}
.btn a:hover::after {
	border-color: #004182;
	right: 15px;
	-webkit-transition: all 0.2s;
	-moz-transition: all 0.2s;
	transition: all 0.2s;
}

@media screen and (max-width: 1000px) {
	.main {
		padding-top: 80px;
	}
	.page_link {	
		margin-top: -120px;
		padding-top: 120px;
	}
	.section_icon {
		top: 80px;
	}
}
@media screen and (max-width: 750px){	
	.main {
		padding-top: 60px;
	}
	.page_link {	
		margin-top: -90px;
		padding-top: 90px;
	}
	
	.section_icon {
		width: 60px;
		height: 60px;
		top: 60px;
	}
	.section_icon img {
		width: 20px;
	}
	.section_inner {
		padding: 50px 20px;
	}
	
	.h2 {
		margin-bottom: 30px;
		font-size: 3rem;
		line-height: 0.8;
	}
	.h2_sub {
		font-size: 1.6rem;
	}
	.h2_sub::before,
	.h2_sub::after {
		top: 4px;
		width: 4px;
		height: 4px;
	}
	.h2_sub::before {
		left: -10px;
	}
	.h2_sub::after {
		right: -10px;
	}
	/* icon+h2 1行 */
	.h2_area {
		text-align: left;
		margin-bottom: 30px;		
	}
	.h2_area .section_icon {
		margin-right: 15px !important;
	}
	.h2_area .h2 {
		margin: 0;
		text-align: left;
		line-height: 1;
		margin-bottom: -10px;
	}
	.h2_area .h2_sub {
		margin-top: -15px !important;
		margin-left: 14px !important;
		vertical-align: middle;
	}

	.txt_area {
		font-size: 1.3rem;
		line-height: 1.8;
	}

	.chronology_list {
		margin-bottom: 40px;
	}
	.chronology_list dt {
		margin-bottom: 15px;
		font-size: 1.4rem;
	}
	.chronology_list li {
		margin-bottom: 8px;
		font-size: 1.3rem;
	}

	.new {
		margin-left: 5px;
		padding: 3px 10px;
		font-size: 1.1rem;
	}

	.btn {
		max-width: 100%;
	}
	.btn a {
		font-size: 1.6rem;
	}
}

/*--------------------------------------------------------------------
    mainvisual
--------------------------------------------------------------------*/
.top_area {
	background-color: #fbffa3;
	background-image: url("../images/blur_yellow.png");
	background-repeat: repeat;
}
.top_blur {
}
.mainvisual {
	position: relative;
}
.slick_slider {
	display: block;
	position: relative;
	height: 800px;
	font-size: 0;
	z-index: 100;
}
/*
@keyframes rotate-y{
  0%{transform:rotateY(0deg);}
  83%{transform:rotateY(0deg);}
  100%{transform:rotateY(360deg);}
}
@-webkit-keyframes rotate-y{
  0%{-webkit-transform:rotateY(0deg);}
  83%{-webkit-transform:rotateY(0deg);}
  100%{-webkit-transform:rotateY(360deg);}
}*/
.main_f {
	position: absolute;
	bottom: 80px;
	left: 0;
	right: 0;
	margin: auto;
	height: 600px;
	z-index: 100;
	/*animation:rotate-y 2s infinite;
	-webkit-animation:rotate-y 2s infinite;*/
}
.main_f img {
	position: absolute;
	bottom: 0;
	left: -15px;
	right: 0;
	margin: auto;
}

.loopSlide {
    display: flex;
    width: 100%;
    height: 800px;
    overflow: hidden;
	font-size: 0;
}
.loopSlide img {
	height: 100%;
	max-width: 2000px;
}
.loopSlide img:first-child {
	animation: slide1 80s -40s linear infinite;
}
.loopSlide img:last-child {
	animation: slide2 80s linear infinite;
}
@keyframes slide1 {
  0% {
    transform: translateX(100%);
  }
  to {
    transform: translateX(-100%);
  }
}
@keyframes slide2 {
  0% {
    transform: translateX(0);
  }
  to {
    transform: translateX(-200%);
  }
}

@media screen and (max-width: 1000px) {
	.main_f {		
    	width: 400px;
		height: 500px;
	}
	.slick_slider,
	.loopSlide {
		height: 600px;
	}
	.loopSlide img {
		max-width: 1500px;
	}
}

@media screen and (max-width: 750px) {
	.main_f {
		bottom: 30px;
		width: 215px;
		height: 260px;
	}
	.slick_slider,
	.loopSlide {
		height: 300px;
	}
	.loopSlide img {
		max-width: 750px;
	}
}

/*--------------------------------------------------------------------
    profile
--------------------------------------------------------------------*/
.profile {
	position: relative;
	padding: 240px 100px 0;
    margin-top: -240px;
}
.profile .section_icon {
	top: 100px;
}
.profile .section_inner {
	position: relative;
	width: 100%;
	max-width: 1000px;
    background-color: #fff;
    border-radius: 30px;
    margin: -100px auto 0;
	padding: 80px 100px;
    z-index: 100;
}
.profile .h2 {
	margin-bottom: 20px;
}
.prof_txt {
	position: relative;
	width: 100%;
	z-index: 10;
	max-height: 100%;
	text-align: left;
	font-weight: bold;
	margin: auto;
	line-height: 1.8;
}
.prof_txt h3 {
	display: inline-block;
	font-size: 3.2rem;
	margin-bottom: 10px;
}
.prof_txt h3 rt {
	font-size: 40%;
}
.prof_txt .txt_area {
	margin-bottom: 10px;
}
.prof_txt .research_area {
	display: flex;
	margin-bottom: 30px;
	line-height: 1.8;
}
.prof_txt .research_area dt {
	flex-shrink: 0;
}
.prof_txt .prof_link_list a {
	color: #ff4b68;
	text-decoration: underline;
	line-height: 1.8;
}
.prof_txt .prof_link_list a:hover {
	opacity: 0.6;
}
@media screen and (max-width: 1000px) {
	.profile {
		margin-top: -220px;
    	padding-top: 220px;
		padding-left: 40px;
		padding-right: 40px;
	}
	.profile .section_icon {
		top: 80px;
	}
	.profile .section_inner {
		padding: 60px 80px;
	}
}
@media screen and (max-width: 750px) {
	.profile {
		margin-top: -130px;
    	padding-top: 130px;
		padding-left: 20px;
		padding-right: 20px;
	}
	.profile .section_icon {
		top: 60px;
	}
	.profile .section_inner {
		padding: 50px 20px 40px;
		margin-top: -40px;
	}
	
	.prof_txt {
		font-size: 1.3rem;
	}	
	.prof_txt h3 {
		font-size: 2.4rem;
		margin-bottom: 0;
	}
	.prof_txt h3 rt {
		font-size: 30%;
		font-weight: normal;
	}
	.prof_txt .txt_area {
		margin-bottom: 5px;
	}
	.prof_txt .research_area {
		margin-bottom: 20px;
	}
}

/*--------------------------------------------------------------------
    onomatope
--------------------------------------------------------------------*/
.onomatope {
	margin-top: -100px;
    padding-top: 100px;
	background-color: #118df0;	
	background-image: url("../images/blur_white.png");
	background-repeat: repeat;
	overflow: hidden;
}
.onomatope .section_inner {
	width: 70%;
	max-width: 1000px;
}
.onomatope .section_icon img {
	width: 25px;
}
.onomatope .h2_area {
	width: 100%;
	max-width: 800px;
	margin-left: auto;
    margin-right: auto;
}
.onomatope .h2 {
	text-align: left;
}
.onomatope_txt {
	position: relative;
	color: #fff;
	width: 100%;
	max-width: 800px;
	margin: 0 auto 60px;
}
.onomatope_txt .underline {
	border-bottom: 3px solid #fbffa3;
}
.onomatope_list li {
	position: absolute;	
	margin: auto;
	width: 100%;
	height: auto;
}
.onomatope_list li:nth-child(1) {
	top: -153px;
	left: -260px;
	max-width: 220px;
}
.onomatope_list li:nth-child(2) {
	top: 0;
	bottom: 0;
	left: -270px;
	max-width: 140px;
}
.onomatope_list li:nth-child(3) {
	top: -153px;
	right: -214px;
	max-width: 192px;
}
.onomatope_list li:nth-child(4) {
	top: 0;
	bottom: 0;
	right: -272px;
	max-width: 192px;
}
@media screen and (max-width: 1100px) {
	.onomatope .h2_area {
		display: flex;
    	align-items: center;
		text-align: left;
	}
	.onomatope .h2 {
		display: inline-block;
		text-align: left;
	}
	.onomatope .h2 br.display_sp {
		display: inline-block !important;
	}
	.onomatope .h2_sub {
		margin-left: 21px;
	}
	.onomatope .section_icon {
		margin-right: 20px;
	}
}
@media screen and (max-width: 1000px) {	
	.onomatope {		
		margin-top: -80px;
		padding-top: 80px;
	}	
	.onomatope .h2 {
		line-height: 1;
	}
	.onomatope .h2_sub {
		margin-top: -30px;
	}
	.onomatope .section_inner {
		width: 80%;
	}
	.onomatope_list li:nth-child(1) {
		top: -10px;
		left: -200px;
		max-width: 180px;
	}
	.onomatope_list li:nth-child(2) {
		top: auto;
		bottom: 10px;
		left: -150px;
		max-width: 110px;
	}
	.onomatope_list li:nth-child(3) {
		top: -15px;
    	right: -170px;
		max-width: 160px;
	}
	.onomatope_list li:nth-child(4) {
		top: auto;
		bottom: 10px;
		right: -195px;
		max-width: 150px;
	}
}
@media screen and (max-width: 750px) {	
	.onomatope {
		margin-top: -40px;
		padding-top: 40px;
	}
	.onomatope .section_inner {
		width: 100%;
	}	
	.onomatope .section_icon img {
		width: 18px;
	}
	.onomatope_txt {
		margin-bottom: 0;
	}
	.onomatope_list {
		display: flex;
	}
	.onomatope_txt .underline {
		border-bottom-width: 2px;
	}
	.onomatope_list li {
		display: inline-block;
		position: initial;
		width: 23%;
	}
	.onomatope_list li:nth-child(2) {
		width: 18%;
	}
}



/*--------------------------------------------------------------------
    research
--------------------------------------------------------------------*/
.research .blur {
	background-image: url("../images/blur_gray.png");
	background-repeat: repeat;
}
.research .section_icon img {
	width: 22px;
}
.kakenhi_txt {
	background-color: #118df0;
	padding: 30px 40px 40px;
	margin: 0 auto 60px;
	border-radius: 30px;
	color: #fff;
	max-width: 800px;
}
.kakenhi_txt b {
    display: block;
	text-align: center;
    margin-bottom: 10px;
	color:#fbffa3;
}

.research_txt {
	text-align: left;
}
.research_btn_area {
	display: flex;
    margin-top: 10px;
}
.research_btn_area .btn {
	width: 49%;
    margin-right: 2%;
}
.research_btn_area .btn:nth-child(2n) {
    margin-right: 0;
}
.research_btn_area .btn a {
	font-size: 1.3rem;
	height: 40px;
    line-height: 34px;
}
/*.research_btn_area .btn a::after {
	right: 15px;
}*/

.research_txt .chronology_list:nth-last-child(-n+2) ul {
	display: flex;
}
.research_txt .chronology_list:first-child li .date {
	width: 130px;
}
.research_txt .chronology_list:nth-last-child(-n+2) li {
	display: inline-block;
	width: 48%;
	margin-right: 4%;
}
.research_txt .chronology_list:last-child li {
	width: 100%;
	margin-right: 0;
}
.research_txt .chronology_list:nth-last-child(-n+2) li .detail {	
	margin-bottom: 10px;
}
.research_txt .chronology_list:nth-last-child(-n+2) li:nth-child(2n) {
	margin-right: 0;
}
.research_img_area.yt {
	position: relative;
	width: 100%;
	padding-top: 56.25%;
}
.research_img_area.yt iframe {
	position: absolute;
	top: 0;
	right: 0;
	width: 100%;
	height: 100%;
}
@media screen and (max-width: 1200px) {
	.research_btn_area {
		flex-direction: column;
	}
	.research_btn_area .btn {
		width: 100%;
	}
	.research_btn_area .btn:first-child {
		margin-bottom: 8px;
	}
}
@media screen and (max-width: 750px) {
	.research .section_icon img {
		width: 16px;
	}
	.kakenhi_txt {
		padding: 20px 30px 30px;
		margin-bottom: 40px;
	}
	.kakenhi_txt b {
		margin-bottom: 5px;
	}

	/*.research_btn_area .btn a {
		font-size: 1.3rem;
		height: 40px;
		line-height: 34px;
	}
	.research_btn_area .btn a::after {
		right: 15px;
	}*/
	
	.research_txt .chronology_list:first-child li .date {
		width: 105px;
	}
	.research_txt .chronology_list:nth-last-child(-n+2) ul {
		flex-direction: column;
	}
	.research_txt .chronology_list:nth-last-child(-n+2) li {
		width: 100%;
		margin-right: 0;
		margin-bottom: 20px;
	}
	.research_txt .chronology_list:nth-last-child(-n+2) li .detail {
		width: calc(100% - 90px);
	}
	.research_txt .chronology_list:last-child {
		margin-bottom: 0;
	}
	.research_img_area {
		text-align: center;
	}
	.research_img_area img {
		width: 60%;
	}
}

/*--------------------------------------------------------------------
    books
--------------------------------------------------------------------*/
.books .blur {
	background-color: #004182;
	background-image: url("../images/blur_white03.png");
	background-repeat: repeat;
}
.books .section_icon img {
	width: 26px;
}
.books .section_inner {
	max-width: 1540px;
}
.books_list {
	display: flex;
	flex-wrap: wrap;
	font-size: 0;
}
.books_list li {
	width: 22%;
	margin-right: 4%;
	margin-bottom: 4%;
}
.books_list li:nth-child(4n) {
	margin-right: 0;
}
.books_list li a {
	display: inline-block;
	color: #fff;
	width: 100%;
}
.books_list .img_area {
	margin-bottom: 20px;
	-webkit-transition: all 0.2s;
    -moz-transition: all 0.2s;
    transition: all 0.2s;
}
.books_list li a:hover .img_area {
	-webkit-transition: all 0.2s;
    -moz-transition: all 0.2s;
    transition: all 0.2s;
	transform: scale(1.05, 1.05);
}
.books_list .txt_area {
	text-align: center;
	line-height: 1.6;
}
.books_list li a:hover .txt_area {
	-webkit-transition: all 0.2s;
    -moz-transition: all 0.2s;
    transition: all 0.2s;
	text-decoration: underline;
}
.books_list .ondoku {
    display: block !important;
    margin: 15px auto 0;
    width: 90%;
}
.books_list .ondoku a:hover {
    text-decoration: underline;
}
.books_list .ondoku .txt_area2 {
    text-align: left !important;
    font-size: 1.2rem;
    line-height: 1.8;
    color: #fff;
}
.books_list .ondoku .txt_area2 span {
    background: #ff0000;
    border-radius: 5px;
    display: inline-block;
    text-align: center;
    padding: 0 4px;
    margin-left: 6px;
    font-size: 0.8rem;
}

@media screen and (max-width: 1200px) {
	.books_list li {
		width: 30%;
		margin-right: 5%;
		margin-bottom: 5%;
	}
	.books_list li:nth-child(4n) {
		margin-right: 5%;
	}
	.books_list li:nth-child(3n) {
		margin-right: 0;
	}
	.books_list .img_area {
		margin-bottom: 15px;
	}
}
@media screen and (max-width: 950px) {
	.books_list .txt_area br.display_pc,
	.books_list .txt_area br.display_books {
		display: none !important;
	}
}
@media screen and (max-width: 750px) {	
	.books .section_icon img {
		width: 20px;
	}
	.books_list li {
		width: 48%;
		margin-right: 4%;
		margin-bottom: 6%;
	}
	.books_list li:nth-child(4n) {
		margin-right: 4%;
	}
	.books_list li:nth-child(3n) {
		margin-right: 4%;
	}
	.books_list li:nth-child(2n) {
		margin-right: 0;
	}
	.books_list .img_area {
		margin-bottom: 10px;
	}
	.books_list .txt_area {
		font-size: 1.2rem;
	}
	.books_list .txt_area br.display_books {
		display: inline-block !important;
	}
}


/*--------------------------------------------------------------------
    media
--------------------------------------------------------------------*/
.media {
	margin-top: -100px;
	padding: 100px 100px 0;
	z-index: 100;
}
.media .section_inner {
	background-color: #fff;
    max-width: 1200px;
    border-radius: 40px;
}
.media .section_icon img {
	width: 26px;
}
.media_txt {
	color: #333;
	text-align: left;
}
.media_txt .chronology_list .date {
	/*width: 105px;*/
    width: 125px;
}
.media_txt .chronology_list .date span {
	margin-right: 0.55em;
}

@media screen and (max-width: 1000px) {
	.media {
		margin-top: -80px;
    	padding-top: 80px;
		padding-left: 40px;
		padding-right: 40px;
	}
	.media .section_inner {
		padding: 60px 80px 80px;
	}
}
@media screen and (max-width: 800px) {
	.media .section_icon {
		margin-right: 20px;
	}
	.media .h2 {
		display: inline-block;
    	text-align: left;
	}
	.media .h2 br.display_sp {
		display: inline-block !important;
	}
	.media .h2_sub {
		margin-left: 21px;
	}
}
@media screen and (max-width: 750px) {
	.media {
		margin-top: -60px;
    	padding-top: 60px;
		padding-left: 20px;
		padding-right: 20px;
	}
	.media .section_inner {
		padding: 30px 20px 40px;
    	border-radius: 20px;
	}
	.media .section_icon img {
		width: 20px;
	}
	.media_txt .chronology_list .date {
		width: 75px;
	}
}

/*--------------------------------------------------------------------
    contact
--------------------------------------------------------------------*/
.contact {
	position: relative;
	margin-top: -100px;
    padding-top: 100px;
    overflow: hidden;
	background-color: #fbffa3;
}
.contact::before {
	content: "";
	position: absolute;
	top: 0;
	bottom: 0;
	left: 0;
	width: 50%;
	height: 100%;
	margin: auto;	
	background-color: #ff4b68;
}
.contact .section_inner {
	display: flex;
	max-width: 1600px;
	padding: 0;
}
.contact .section_left,
.contact .section_right {
	width: 50%;
	max-width: 800px;
	padding: 100px;
}
.contact .section_icon {
	position: relative;
    top: 0;
    margin-bottom: 30px;
}
.contact .section_icon img {
	width: 26px;
}
.contact .h2 {
	letter-spacing: -0.05em;
}
.contact .section_right {
	text-align: left;
	font-weight: bold;
}
.contact_txt .another_tab a {
    display: inline-block;
	position: relative;
	margin: 15px 0 40px 18px;
	padding: 0 17px 0 0;
	border-bottom: 2px solid #ff4b68;
	color: #ff4b68;
}
.contact_txt .another_tab a::before {
	content: "";
	display: block;
    position: absolute;
    top: 0;
    bottom: 0;
    left: -18px;
    width: 8px;
    height: 8px;
    margin: auto;
    border-top: solid 2px #ff4b68;
    border-right: solid 2px #ff4b68;
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
	color: #ff4b68;
}
.contact_txt .another_tab a::after {
	content: "";
	display: block;
    position: absolute;
    top: 0;
    bottom: 0;
    right: 5px;
    width: 12px;
    height: 12px;
    margin: auto;
	background-image: url("../images/icon_another_tab.svg");
	background-repeat: no-repeat;
}
.contact_txt .another_tab a:hover {
	opacity: 0.6;
}
.contact .btn {
	max-width: 500px;
}
.contact .btn a {
	height: 100px;
    background-color: #ff4b68;
    border: 4px solid #ff4b68;
    line-height: 92px;
    font-size: 3rem;
	text-align: center;
}
.contact .btn a::after {
	display: none;
}
.contact .btn a:hover {
	color: #ff4b68;
    background-color: #fff;
}
.contact .btn a:hover {
	transform: scale(1.03, 1.03);
}

@media screen and (max-width: 1410px){
	.contact_txt .display_pc {
		display: none !important;
	}
}
@media screen and (max-width: 1300px){
	.contact .section_left,
	.contact .section_right {
		padding: 80px;
	}
	.contact .btn a {
		font-size: 2.3rem;
	}
}
@media screen and (max-width: 1000px){
	.contact .section_left,
	.contact .section_right {
		padding: 40px;
	}
	.contact_txt .txt_area {
		font-size: 1.4rem;
	}
	.contact_txt .another_tab a {
		font-size: 1.4rem;
	}	
	.contact .btn a {
		height: 80px;
		border: 3px solid #ff4b68;
		line-height: 74px;
		font-size: 2rem;
	}
}
@media screen and (max-width: 750px){
	.contact {
		margin-top: -40px;
		padding-top: 40px;
		background-color: #ff4b68;
	}
	.contact::before {
		display: none;
	}
	.contact .section_inner {
		flex-direction: column;
	}
	.contact .section_left,
	.contact .section_right {
		width: 100%;
		padding: 40px 20px;
	}
	.contact .section_left {
		padding: 40px 20px 30px;
	}
	.contact .section_icon img {
		width: 20px;
	}
	.contact .section_right {
		padding: 30px 20px 40px;
		text-align: center;
		background-color: #fbffa3;
	}
	.contact .h2 {
		margin-bottom: 0;
	}
	.contact .txt_area {
		text-align: center;
		max-height: 100%;
	}
	.contact_txt .another_tab a {
		margin-bottom: 30px;
	}
	.contact .btn a {
		height: 60px;
		line-height: 54px;		
	}
}

/*--------------------------------------------------------------------
    footer
--------------------------------------------------------------------*/
.footer {
	text-align: center
}
.footer_top {
	color: #004182;
}
.footer_top_inner {
	padding: 40px 40px 80px;
	margin: auto;
}
.footer_nav_list {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	font-size: 0;
}
.footer_nav_list.another {
	display: none;
}
.footer_nav_list li {
	display: inline-block;
	margin-right: 20px;
}
.footer_nav_list li:last-child {
	padding-right: 0;
}
.footer_nav_list li a {
	display: inline-block;
	font-size: 1.5rem;
	font-weight: bold;
	text-decoration: none;
	color: #004182;
}
.footer_nav_list li a:hover {
	/*color: #118df0;*/
	text-decoration: underline;
}
.footer .sns_list {
	justify-content: center;
	margin-top: 30px;
}
.footer .sns_list li {
	margin-right: 5px !important;
}
.footer .sns_list li a {
	width: 30px !important;
	padding: 3px !important;
}

.footer_bottom {
	color: #fff;
	background-color: #004182;	
}
.footer_bottom_inner {
	padding: 15px 0;
}
.copyright {
	font-size: 1.2rem;
}

@media screen and (max-width: 800px){
	.footer_nav_list li a {
		font-size: 1.4rem;
	}
}
@media screen and (max-width: 750px){	
	.footer_top_inner {
		padding: 30px 20px;
	}
	.footer_nav_list {
		display: none;
		/*flex-direction: column;*/
	}
	/*.footer_nav_list li {
		margin-right: 0;
		margin-bottom: 14px;
	}*/
	.footer .sns_list {
		margin-top: 0;
	}
	.footer .sns_list li {
		margin-right: 15px !important;
	}
	.footer .sns_list li:last-child {
		margin-right: 0 !important;
	}
	.footer .sns_list li a {
		width: 40px !important;
		padding: 0 !important;
	}
	.footer_bottom_inner {
		padding: 12px 0;
	}
	.copyright {
		font-size: 1.1rem;
		max-height: 100%;
	}
}

/*--------------------------------------------------------------------
    pagetop
--------------------------------------------------------------------*/
/*#pagetop {
    position: fixed;
    bottom: 20px;
    right: 20px;
	z-index: 10;
}
#pagetop a {
    display: inline-block;
	position: relative;
    text-align: center;
    padding: 110px 10px 10px;
    vertical-align: middle;
    text-decoration: none;
	color: #ffa0d2;
	-webkit-writing-mode: vertical-rl;
  	-ms-writing-mode: tb-rl;
	writing-mode: vertical-rl;
	font-size: 1.8rem;
}
#pagetop a::before {
    content: "";
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	margin: auto;
	width: 1px;
	height: 100px;
	background-color: #ffa0d2;
}
#pagetop a:hover {
	opacity: 1;
	color: #fc8210;
}
#pagetop a:hover::before {
	background-color: #fc8210;
}
@media screen and (max-width: 750px){
	#pagetop {
		bottom: 10px;
		right: 8px;
	}
	#pagetop a {
		padding: 45px 0 0;
		font-size: 1.2rem;
	}
	#pagetop a::before {
		height: 40px;
	}
}*/