@charset "UTF-8";

/* =====================
  汎用style
===================== */


/* PC改行解除用*/

@media screen and (min-width: 780px) {
	.spbr {
		display: none !important;
	}
}

a {
	text-decoration: none;
}

.tcenter {
	text-align: center;
}

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

ローディング

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


/* ローディング画面 */
#loader {
	width: 100vw;
	height: 100vh;
	display: flex;
	justify-content: center;
	align-items: center;
	transition: all 1s;
	background-color: #fff;
	position: fixed;
	top: 0;
	left: 0;
	z-index: 9999;
}

.loaded {
	opacity: 0;
	visibility: hidden;
}

#load_id img {
	max-width: 300px;
	width: 300px;
}

/* ローディングアニメーション */
@keyframes sk-scaleout {
	0% {
		transform: scale(0);
	}

	100% {
		transform: scale(1.0);
		opacity: 0;
	}
}


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

ヘッダー

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

#header {
	position: fixed;
	top: 0;
	opacity: 1;
	width: 100%;

	z-index: 900;
	display: flex;
	align-items: center;
	top: 0px;
	height: auto;
	background-color: transparent;
}

#header a {
	color: #000;
}

#site_id {
	width: auto;
	padding: 0;
	margin-left: 30px;
}

#site_id img {
	max-width: 350px;
	width: 350px;
}



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

  セクション　共通

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


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

  コンテンツ

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


#section2 #top_box_s2 {
	width: 50%;
}


#section3 #top_box_s3_slide {
	position: absolute;
	right: 0px;
	top: 30%;
	width: 745px;
}

.swiper-button_wrap {
	width: 100%;
	position: absolute;
	bottom: -54px;
	left: 60px;
}

#top_box_s3_slide .swiper-button-prev {
	bottom: 2%;
	top: unset;
	left: 40px;
	color: #fff;
	width: 50px;
	padding: 10px;
	background-color: #000;
	transform: skewX(-30deg);
}

#top_box_s3_slide .swiper-button-next {
	bottom: 2%;
	top: unset;
	left: 100px;
	right: unset;
	color: #fff;
	width: 50px;
	padding: 10px;
	background-color: #000;
	transform: skewX(-30deg);
}



/*---------------------------------------------------------

デジタルミュージアム
body.museum 

*/

.museum h2#data_head::before {
	content: "";
	position: absolute;
	left: 0px;
	top: 0px;
	width: 76%;
	height: 100%;
	background-image: url(/history/img/museum/head_r.svg);
	background-size: cover;
	background-repeat: no-repeat;
	background-position: 0 0%;
}

.museum h2#data_head::after {
	content: "";
	position: absolute;
	right: 0px;
	top: 0px;
	width: 26%;
	height: 100%;
	background-image: url(/history/img/museum/head_l.svg);
	background-position: 100% 100%;
	background-size: cover;
	background-repeat: no-repeat;
}

#pagetop_btn {
	bottom: 260px;

}

/*
---------------------------

footer

---------------------------
*/

.foot_btnBox {
	display: flex;
	flex-direction: row;
	justify-content: space-between;
	align-items: center;
}


.foot_btnBox .foot_sites {
	display: flex;
	flex-direction: row;
	justify-content: space-between;
	align-items: center;
}


@media (max-width: 1400px) {

	.foot_btnBox .foot_sites .foot_siteBox {
		display: flex;
		flex-direction: column;
		justify-content: space-between;
		align-items: center;
	}

	#pagetop_btn {
		bottom: 280px;

	}

}

@media (max-width: 1125px) {
	.foot_sns_b figure {
		flex-direction: column;
	}

	.foot_sns_b figure a {
		padding: 8px 0;
	}
	#pagetop_btn {
		bottom: 300px;

	}
}