/*=================================================================================

	core

=================================================================================*/
/* Reset */
h1,h2,h3,h4,h5,h6,p,dl,dt,dd,ol,ul,li {
	margin: 0;
	padding: 0;
	font-weight: normal;
}
ol, ul {
	list-style: none;
}
img {
	vertical-align: top;
	font-size: 0;
	line-height: 0;
}

/* Base */
*, *:before, *:after {
	-moz-box-sizing: border-box;
	-webkit-box-sizing: border-box;
	box-sizing: border-box;
}
html,body {
	letter-spacing: normal;
}
html {
	font-size: 62.5%;
	width: 100%;
	text-rendering: optimizeLegibility;
	-webkit-font-smoothing: antialiased;
}
html { font-size: calc(1em * .625); }
body { font-size: 15px; font-size: 1.5rem; line-height:1.6; }

body {
	width: 100%;
	word-break: break-all;
}
img {
	max-width: 100%;
	height: auto;
	-webkit-backface-visibility: hidden;
}
a:hover { cursor: pointer; }
a img { border: none; }

/* Clearfix */
.cf:before,
.cf:after {
	content: "";
	display: table;
}
.cf:after { clear: both; }
.cf { *zoom:1; }/* clearfix for IE6,7 */

.clear {
    clear: both;
    display: none;
    font-size: 0;
    height: 0;
    line-height: 1em;
    margin: 0;
    padding: 0;
    width: 0;
}


/* Margin Top */
.mt5 { margin-top: 5px !important; }
.mt10 {	 margin-top: 10px !important; }
.mt20 {	 margin-top: 20px !important; }
.mt30 {	 margin-top: 30px !important; }
.mt40 { margin-top: 40px !important; }
.mt50 {	 margin-top: 50px !important; }
.mt60 { margin-top: 60px !important; }
.mt70 { margin-top: 70px !important; }
.mt80 { margin-top: 80px !important; }
.mt100 { margin-top: 100px !important; }

/* Margin Bottom */
.mb5 { margin-bottom: 5px !important; }
.mb10 {	 margin-bottom: 10px !important; }
.mb20 {	 margin-bottom: 20px !important; }
.mb30 {	 margin-bottom: 30px !important; }
.mb40 { margin-bottom: 40px !important; }
.mb50 {	 margin-bottom: 50px !important; }
.mb60 { margin-bottom: 60px !important; }
.mb70 { margin-bottom: 70px !important; }
.mb80 { margin-bottom: 80px !important; }
.mb100 { margin-bottom: 100px !important; }

/* Float */
.fleft { float: left !important; }
.fright { float: right !important; }

/* Flex */
.flex {
	display: -webkit-box;
	display: -webkit-flex;
	display: flex;
	-webkit-flex-direction: row;
	flex-direction: row;
	-webkit-flex-wrap: wrap;
	flex-wrap: wrap;
}
.flex-sa {
	-webkit-justify-content: space-around;
	justify-content: space-around;
}
.flex-sb {
	-webkit-justify-content: space-between;
	justify-content: space-between;
}
.flex-st {
	-webkit-justify-content: flex-start;
	justify-content: flex-start;
}
.flex-c {
	-webkit-justify-content: center;
	justify-content: center;
}

/* Display & Visibility */
.hide { display: none; }
.invisible { visibility: hidden; }

/* font */
.txt-b {
	font-weight: bold;
}

.sp-br {
	display: none;
}
@media screen and (max-width: 767px) {
	.pc { 
		display: none;
	}
	.sp-br {
		display: block;
	}
}
@media screen and (min-width: 768px) {
	.sp {
		display: none;
	}
}

/* --------------------------------------------------------------------------------
	link
-------------------------------------------------------------------------------- */
a {
	color: #000;
}
.link {
	-webkit-transition: all .3s;
	transition: all .3s;
}
.link:hover {
	opacity: 0.6;
}
/* --------------------------------------------------------------------------------
	scroll
-------------------------------------------------------------------------------- */
.scroll {
	overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.scroll::-webkit-scrollbar {
	height: 5px;
}
.scroll::-webkit-scrollbar-track {
	border-radius: 5px;
	background: #eee;
}
.scroll::-webkit-scrollbar-thumb {
	border-radius: 5px;
	background: #666;
}


/*=================================================================================

	layout

=================================================================================*/


/* --------------------------------------------------------------------------------
	header
-------------------------------------------------------------------------------- */
header {
	height: 61px;
	background: #FFF;
	border-bottom: 5px solid #C70015;
}
header .inner {
	padding: 5px 5px 0;
	display: -webkit-box;
	display: -webkit-flex;
	display: flex;
	-webkit-flex-direction: row;
	flex-direction: row;
	-webkit-flex-wrap: wrap;
	flex-wrap: wrap;
	-webkit-justify-content: space-between;
	justify-content: space-between;
	/*-webkit-justify-content: flex-start;
	justify-content: flex-start;*/
	align-items: center;
}
header .inner img {
	height: 46px;
}
@media screen and (min-width: 990px) {
	/* header */
	header {
		height: 100px;
		border-bottom: 4px solid #C70015;
	}
	header .inner {
		margin: 0 auto;
		padding: 10px 0 0;
		width: 990px;
		/*-webkit-justify-content: space-between;
		justify-content: space-between;*/
	}
	header .inner img {
		height: 76px;
	}
}
/* --------------------------------------------------------------------------------
	gnav
-------------------------------------------------------------------------------- */
#gnav a {
	color: #fff;
	text-decoration: none;
}
#gnav li a span {
	font-size: 1.1rem;

}

@media screen and (max-width: 989px) {
	.header_block,
	header {
		position:relative;
		z-index: 11;
	}
	
	header {
		padding-right: 55px;
	}
/* gnav --toggle */
	.nav-hmbrgr-box {
		width: 30px;
		height: 35px;
		position: absolute;
		top: 18px;
		right: 10px;
        display: block;
	    z-index: 12;
	}

	#gnav-toggle {
		width: 30px;
		height: 35px;
		position: relative;
	}
	#gnav-toggle,
	#gnav-toggle span {
		box-sizing: border-box;
		display: inline-block;
		-webkit-transition: all .4s;
		transition: all .4s;
	}
	#gnav-toggle span {
		width: 100%;
		height: 4px;
		background-color: #000;
		border-radius: 4px;
		position: absolute;
		left: 0;
	}
	
	#gnav-toggle span:nth-of-type(1) {
		top: 0;
	}
	#gnav-toggle span:nth-of-type(2) {
		top: 10px;
	}
	#gnav-toggle span:nth-of-type(3) {
		top: 20px;
	}
	#gnav-toggle.active span:nth-of-type(1) {
		-webkit-transform: translateY(10px) rotate(-45deg);
		transform: translateY(10px) rotate(-45deg);
	}
	#gnav-toggle.active span:nth-of-type(2) {
		opacity: 0;
		-webkit-animation: active-nav-bar02 .8s forwards;
		animation: active-menu-bar02 .8s forwards;
	}
	#gnav-toggle.active span:nth-of-type(3) {
		-webkit-transform: translateY(-10px) rotate(45deg); 	
		transform: translateY(-10px) rotate(45deg);
	}
	@-webkit-keyframes active-nav-bar02 {
		100% {
			height: 0;
		}
	}
	@keyframes active-nav-bar02 {
		100% {
			height: 0;
		}
	}

/* gnav --drawer */
    #gnav {
        width: 100%;
		position: relative;
    }
	#gnav-bg {
		width: 100%;
		height: 100%;
		position: fixed;
		z-index: 9;
		background-color: rgba(51, 51, 51, 0.5);
		display: none;
		top: 0;
		left: 0;
	}
	#gnav-wrapper {
		width: 300px;
		height: 100%;
		-webkit-transition: all .2s;
		transition: all .2s;
		-webkit-transform: translate(300px); 	
		transform: translate(300px);
		position: fixed;
		top: 0;
		right: 0;
		z-index: 10;
		background-color: #1D2087;
	}
	#gnav-wrapper.open {
		-webkit-transform: translate(0); 
		transform: translate(0);
	}
	#gnav-menu {
		padding-top: 106px;
		height: 100%;
		overflow-y: scroll;
	}
	.no-scroll {
		position:fixed;
	}

/* gnav --menu */
	#gnav li {
	padding: 0;
	width: 100%;
	border-bottom: 1px solid #51549a;
	font-size: 1.3rem;
	line-height: 1;
	text-align: left;
    }
	#gnav li:first-child {
		border-top: 1px solid #000;
	}
	#gnav a {
		padding: 15px 0 15px 30px;
		display: block;
		position: relative;
	}
	#gnav a::before{
		margin: auto;
		width: 6px;
		height: 6px;
		border-top: 2px solid #fff;
		border-right: 2px solid #fff;
		position: absolute;
		top: -1px;
		bottom: 0;
		left: 12px;
		-webkit-transform: rotate(45deg);
		transform: rotate(45deg);
		content: "";
	}
}
@media screen and (min-width: 990px) {
	.nav-hmbrgr-box{
		display: none;
	}
	#gnav {
		height: 51px;
		background-color: #1D2087;
		border-top: 1px solid #EEE;
	}
	#gnav-menu {
		margin: 0 auto;
		width: 990px;
	}
	#gnav ul,
	#gnav a {
		display: -webkit-box;
		display: -webkit-flex;
		display: flex;
		-webkit-flex-direction: row;
		flex-direction: row;
		-webkit-flex-wrap: wrap;
		flex-wrap: wrap;
		-webkit-justify-content: center;
		justify-content: center;
	}
	#gnav a {
		padding: 0 20px;
		height: 50px;
		-webkit-align-items: center;
		align-items: center;
		font-size: 1.3rem;
		letter-spacing: .1em;
		text-align: center;
		-webkit-transition: all .4s;
		transition: all .4s;
	}
	#gnav a:hover {
		width: 100%;
		background: #E50012;

	}

}

/* --------------------------------------------------------------------------------
	content
-------------------------------------------------------------------------------- */
.content-wrap {
	margin: 0;
	padding-top: calc(100%*300/800);/*calc(100*ImageHeight/ImageWidth)%*/ 
	width: 100%;
	background-repeat: no-repeat;
	background-position: 0 0;
	background-size: 100% auto;
	position: relative;
}
.content-visual-txt {
	width: 100%;
	position: absolute;
}
.content-visual-txt::after {
	position: absolute;
	content: '写真提供：朝日新聞社';
	bottom: 5px;
	right: 5px;
	font-size: 1rem;
	color: #FFF;
	text-shadow:1px 1px 4px #000;
}
.content-area {
	padding: 50px 5% 20px;
	width: 100%;
	position: relative;
}
.content-area p {
	margin: 0 0 20px;
	line-height: 1.8;
	letter-spacing: .02em;
}
.annotation {
	margin: 5px 10px;
	font-size: 1.3rem;
}
@media screen and (min-width: 768px) {
	.content-wrap {
		padding-top: calc(100%*300/1400);/* calc(100*ImageHeight/ImageWidth)% */
	}
	.content-wrap:not(#top)::after {
		padding-top: calc(100%*300/1400);
	}

	.content-area::before {
		border-top: 30px solid #EEE;
	}
}
@media screen and (min-width: 990px) {
	.content-area {
		margin: 0 auto;
		padding: 70px 0 40px;
		width: 990px;
	}
}
@media screen and (max-width: 360px) {
	.content-area {
		padding: 40px 3% 20px;
	}
}
/* --------------------------------------------------------------------------------
	.ttl
-------------------------------------------------------------------------------- */
h2.ttl {
	width: 100%;
	height: 44px;
	position: absolute;
	top:-22px;
	left: 0;
	font-size: 1.6rem;
	line-height: 44px;
	letter-spacing: .2rem;
}
h2.ttl::before,
h2.ttl::after {
	margin-top: -1px;
	height: 2px;
	width: 100%;
	display: block;
	position: absolute;
	top: 50%;
	left: 0;
	content: '';
}
h2.ttl::before {
	background-color: #1D2087;
    z-index: 2;
}
h2.ttl::after {
	height: 22px;
	background-color: #eee;
    z-index: 1;
}
h2.ttl span {
	padding: 0 15px;
	height: 44px;
	background-color: #1D2087;
	display: inline-block;
	position: relative;
	color: #FFF;
    z-index: 5;
}
h3.s-ttl {
    margin: 0 0 10px;
    padding: 10px 5px 10px 10px;
	border-left: 5px solid #E50012;
	font-weight: bold;
	letter-spacing: .2rem;
}
@media screen and (min-width: 768px) {
	h2.ttl {
		height: 60px;
		top: -30px;
		left: 0;
		font-size: 2rem;
		line-height: 60px
	}
	h2.ttl::after {
		height: 30px;
	}
	h2.ttl span {
		padding: 0 20px;
		height: 60px;
	}
	h3.s-ttl {
		margin: 0 0 15px;
	}
}
@media screen and (min-width: 990px) {
}
/* --------------------------------------------------------------------------------
	btn/menu
-------------------------------------------------------------------------------- */
.btn {
	padding: 10px;
	background-color: #226CAB;
	border-radius: 10px;
	display: block;
	position: relative;
	text-align: center;
	text-decoration: none;
	letter-spacing: .1rem;
	color: #fff;
}
.link-pdf img {
	margin-right: 8px;
	width: 16px;
	vertical-align: middle;
}
.arrow-r,
.arrow-dwn {
	padding: 15px 25px 15px 15px;
}
.arrow-r::before,
.arrow-dwn::before{
	margin: auto;
	width: 6px;
	height: 6px;
	border-top: 2px solid #fff;
	border-right: 2px solid #fff;
	position: absolute;
	top: -1px;
	bottom: 0;
	right: 12px;
	content: "";
}
.arrow-dwn::before{
	right: 12px;
	-webkit-transform: rotate(135deg);
	transform: rotate(135deg);
}
.arrow-r::before{
	right: 12px;
	-webkit-transform: rotate(45deg);
	transform: rotate(45deg);
}
.arrow-dwn::before{
	right: 12px;
	-webkit-transform: rotate(135deg);
	transform: rotate(135deg);
}
.menu {
	margin: 0 auto 30px;
	width: 100%;
	max-width: 760px;
}
.menu li {
	padding: 0 1%;
	width: 48%;
}
.menu .btn {
	width: 100%;
	border-radius: 0;
	text-align: center;
}

@media screen and (min-width: 768px) {
	#menu li {
		width: 30%;
	}
}
@media screen and (max-width: 360px) {
	.btn {
		font-size: 1.3rem;
		letter-spacing: 0;
	}
	.arrow-dwn {
		padding: 15px 30px 15px 10px;
	}
}


/* --------------------------------------------------------------------------------
	footer
-------------------------------------------------------------------------------- */
footer {
	padding: 0 0 10px;
	width: 100%;
	background-color: #f6f6f6;
	text-align: center;
}
footer p {
	padding: 15px 2%;
	font-size: 1.2rem;
}
#page-top {
	margin-bottom: 10px;
	width: 50px;
	height: 50px;
	position: fixed;
	right: 10px;
	bottom: 10px;
	z-index: 50;
}
.organization {
	text-align: left;
}
@media screen and (max-width: 800px) {
	.organization span.br2 {
		padding-left: 3.5rem;
		display: block;
	}
}
@media screen and (max-width: 480px) {
	.organization span {
		padding-left: 3.5rem;
		display: block;
	}
}
@media screen and (min-width: 768px) {
	footer p {
		padding: 25px 0;
		font-size: 1.3rem;
	}
	#page-top {
		width: 60px;
		height: 60px;
	}
	.organization {
		text-align: center;
	}
}