:root {
	--f64: clamp(2rem, 5vw, 4rem); /*1280px以上は64px、640px以下は32px、その間は可変*/
	--f36: clamp(1.13rem, 2.81vw, 2.25rem);/*1280px以上は36px、640px以下は18px、その間は可変*/
	--f30: clamp(1rem, 0.125rem + 2.188vw, 1.875rem);/*1280px以上は30px、640px以下は16px、その間は可変*/
	--f24: clamp(0.9rem, 1.875vw, 1.5rem);/*1280px以上は24px、640px以下は14.4px、その間は可変*/
	--f20: clamp(0.75rem, 1.563vw, 1.25rem);/*1280px以上は20px、640px以下は12px、その間は可変*/
	--f18: clamp(0.75rem, 1.427vw, 1.125rem);/*1280px以上は18px、640px以下は12px、その間は可変*/
	--f16: clamp(0.625rem, 1.25vw, 1rem);/*1280px以上は16px、640px以下は10px、その間は可変*/
	--f14: clamp(0.625rem, 1.09vw, 0.875rem);/*1280px以上は14px、640px以下は10px、その間は可変*/
	--f12: clamp(0.56rem, 0.94vw, 0.75rem);/*1280px以上は14px、640px以下は9px、その間は可変*/
	
	--maincolor: #206ab1;
	--subcolor: #d7f2f9;
}
html, body, div, span, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, abbr, address, cite, code, del, dfn, em, img, ins, kbd, q, samp, small, strong, sub, sup, var, b, i, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, figcaption, figure, footer, header, hgroup, menu, nav, section, summary, time, mark, audio, video {
	margin: 0;
	padding: 0;
	border: 0;
	outline: 0;
	vertical-align: baseline;
	background: transparent;
}
html {
	overflow-x: hidden;
	/*scroll-behavior: smooth;*/
}
body {
	line-height: 1.8;
	font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
	font-weight: 500;
	font-size: var(--f18);
	color: #333;
}
article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section {
	display: block;
}
ul, ol {
	  list-style: none;
}
a {
	margin: 0;
	padding: 0;
	vertical-align: baseline;
	background: transparent;
	text-decoration: none;
}

table {
	border-collapse: collapse;
	border-spacing: 0;
}
input, select {
	vertical-align: middle;
}
address {
	font-style: normal;
}
section {
	padding: 30px 0;
}
header #header_menu {
	  background-color: var(--subcolor);
	  color: var(--maincolor);
	  width: 100vw;
	  height: 100px;
	  position: fixed;
	  top: 0;
	  left: 0;
	  right: 0;
	  z-index: 999;
	  padding: 10px 0;
	  display: flex;
	  align-items: center;
	  justify-content: space-between;
}
header#top #header_menu {
	  background-color: rgba(255,255,255,0.7);
}
header#top.active #header_menu {
	background-color: var(--subcolor);
	box-shadow: 0px 5px 5px rgba(0,0,0,0.2);
}
header h1 {
	width: 50%;
	padding-left: calc(50% - 40px);
}
header h1 img {
	  display: block;
	  width: auto;
	  height: 80px;
}
.header__nav {
	position: absolute;
	right: 0;
	left: 0;
	top: 0;
	width: 100%;
	height: 100vh;
	transform: translateX(100%);
	background-color: #fff;
	transition: ease .4s;
}
.nav-items {
	padding-top: 80px;
	text-align: center;
}
.nav-items__item {
}

.nav-items__item a {
	color: var(--maincolor);
	display: block;
	margin: 5px 15px 25px;
	font-size: var(--f18);
	font-weight: 700;
	line-height: 1.2;
	transition: all .3s;
}
.nav-items__item a:hover {
	color: var(--maincolor);
}
.nav-items__item a.current {
	color: var(--maincolor);
}
.dropdown__lists {
	margin: -15px 15px 20px 15px;
	border-top: solid 1px #999;
}
.dropdown__list {
	border-bottom: solid 1px #999;
}
.dropdown__list a {
		margin: 10px 15px 10px;

}
.header__hamburger {
	width: 40px;
	height: 100%;
}
.hamburger {
	background-color: transparent;
	border-color: transparent;
	z-index: 9999;
}
.hamburger span {
	width: 100%;
	height: 2px;
	background-color: var(--maincolor);
	position: relative;
	transition: ease .4s;
	display: block;
}
.hamburger span:nth-child(1) {
	top: 0;
}
.hamburger span:nth-child(2) {
	margin: 6px 0;
}
.hamburger span:nth-child(3) {
	top: 0;
}
.header__nav.active {
	transform: translateX(0);
}
.hamburger.active span:nth-child(1) {
	top: 5px;
	transform: rotate(45deg);
}
.hamburger.active span:nth-child(2) {
	opacity: 0;
}
.hamburger.active span:nth-child(3) {
	top: -11px;
	transform: rotate(-45deg);
}
section.bl {
	background-color: var(--subcolor);
}
h3 {
	color: var(--maincolor);
	font-size: var(--f30);
	text-align: center;
	margin-bottom: 1em;
}
h3.h3 {
	color: var(--subcolor);
	font-size: 2.8em;
	font-family: "Noto Sans JP", sans-serif;
	font-weight: 700;
	position: relative;
}
h3.h3 span {
	color: var(--maincolor);
	font-size: var(--f30);
	position: absolute;
	top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
}
.inner {
	width: calc(100% - 30px);
	margin: 0 auto;
	max-width: 1500px;
}

footer {
	background: url("../img/footer.jpg") no-repeat center bottom /cover;
	color: #fff;
	padding: 3em 0 1em;
	text-align: center;
}
footer .inner {
	border-bottom: solid 1px #fff;
	margin-bottom: 1em;
	padding-bottom: 2em;
}
footer p span {
	display: inline-block;
}
footer a.mail {
	border: solid 2px #fff;
	color: #fff;
	height: 2.4em;
	line-height: 2.4em;
	display: block;
	font-size: var(--f36);
	margin: 1em 0 2em;
	transition: .3s;
}
footer a.mail:hover {
	background-color: rgba(255,255,255,0.2);
}
footer a.mail img {
	display: inline-block;
	margin-right: 0.5em;
	height: 1.1em;
	vertical-align: text-bottom;
	width: auto
}
footer p#name {
	font-size: var(--f24);
	font-weight: 700;
}
footer address {
	margin: 1em 0;
}
footer #map {
	max-width: 700px;
}
footer #map iframe {
	width: 100%;
	height: 35vh;
}
footer small {
	font-size: var(--f16);
}
@media screen and (min-width: 768px) {
	header #header_menu {
		height: auto;
		display: block;
	}
	header h1 {
		margin-top: .5em;
		margin-bottom: 0.5em;
		padding: 0;
		width: 100%;
	}
	header#top h1 {
		margin-bottom: 1em
	}
	header#top.active h1 {
		margin-bottom: 0.5em;
	}
	header h1 img {
		margin: auto;
	}
	.header__nav {
		background-color: transparent;
		position: static;
    	transform: initial;
    	height: 2em;
    	display: flex;
		width: auto;
		order: 2;
	}
	.header__nav.active {
		position: static;
		padding-top: 0;
	}
    .nav__items {
    	width: 100%;
    	display: flex;
    	align-items: center;
		justify-content: center;
    	height: initial;
		padding: 0;
  	}
	.nav-items__item {
  		margin: 0 2em;
		position: relative;
  	}
	.nav-items__item.sp {
		display: none;
	}
	.nav-items__item a {
    	margin-bottom: 0;
		font-weight: 600;
		margin: 0;
		height: 2em;
		line-height: 2em;
  	}
	.nav-items__item a.current {
		border-bottom: solid 2px var(--maincolor);
	}
	.nav-items__item span {
		cursor: pointer;
	}
	.nav-items__item:hover {
	}
	.nav-items__item.btm img {
		display: inline-block;
		vertical-align: middle;
	}
	.nav-items__item.btm .w12 {
		display: none;
	}
	.nav-items__item.btm a {
		color: #FFF;
		margin-top: 0;
		letter-spacing: 0.2em;
	}
	.nav-items__item.btm :hover {
		border-bottom: none;
	}
	.nav-items__item, .dropdown__list, .dropdown__lists {
		border: none;
	}
	.dropdown__lists {
    	visibility: hidden;
    	opacity: 0;
    	transition: all .3s;
    	position: absolute;
    	top: 50px;
    	left: -1em;
		padding: 0;
    	background-color: rgba(26, 26, 26, 0.95);
		margin: 0;
	}
	.nav-items__item:hover .dropdown__lists {
    	visibility: visible;
    	opacity: 1;
	}
	.dropdown__list {
    	position: relative;
	}
	.dropdown__list a:hover {
    	background-color: #333;
		color: #FFF;
	}
	.dropdown__list a {
		display: block;
    	text-decoration: none;
    	position: relative;
		padding: 5px 1em;
		margin-top: 0;
		margin-bottom: 0;
		height: 40px;
		line-height: 40px;
		width: 12em;
		transition: all .3s;
	}
  	.hamburger {
    	display: none;
  	}
	footer {
	
	}
	footer .flbox {
		display: flex;
		justify-content: space-between;
	}
	footer #info, footer #map {
		text-align: left;
		width: 48%;
	}
	footer a.mail {
		text-align: center;
		max-width: 640px;
	}
	footer #map iframe {
		height: 100%;
	}
}
@media screen and (min-width: 960px) {
	header h1 img {
		height: 80px;
	}
	header#top h1 img {
		height: 120px;
		transition: .3s;
	}
	header#top.active h1 img {
		height: 80px;
	}
	h3.h3 {
		font-size: 3em;
	}
	section{
		padding: 80px 0;
	}
}
@media screen and (min-width: 1280px) {
	header #header_menu {
		padding: 10px 0 1em;
	}
	header#top h1 img {
	  height: 140px;
	}
	h3.h3 {
		font-size: 3.6em;
	}
}