@charset "UTF-8";
/************************************************

	共通

*************************************************/

body{
	width: 100%;
	height: 100%;
	margin: 0;
	padding: 0;
	font-size: 100%;
	font-family: "游明朝", YuMincho, "Hiragino Mincho ProN W3", "ヒラギノ明朝 ProN W3", "Hiragino Mincho ProN", "HG明朝E", "ＭＳ Ｐ明朝", "ＭＳ 明朝", serif;
	color:#444444;
	line-height: 1.75;
}

h1, h2, h3, h4, h5, h6, p, ul, ol, li, dl, dt, dd,
blockquote, form, input {
	margin:0;
	padding:0;
}

h1, h2, h3, h4, h5, h6, h7 {
	font-size: 100%;
}

img {
	border:none;
}


a{
	color:#444444;
}

a:hover{
	color:#660000;
	text-decoration: none;
}


table {
	font-size:100%;
	line-height:1.6;
}

.clearfix:after {
	content:" ";
	display: block;
	clear: both;
}




/************************************************

	PC版

*************************************************/
/************************************************

	ヘッダー

*************************************************/

.header {
	width: 100%;
	background: #F5F0E0;

}

.header-sec {
	width: 960px;
	background: #F5F0E0;
	margin: 0 auto;
}

.header-sec h1{
	margin: 0px;
}

.header-sec .header-logo {
	width: 400px;
	height: auto;
}



/************************************************

	グローバルナビゲーション

*************************************************/

.global-navi-sec{
	width: 960px;
	margin: 0 auto 10px;
}

.global-navi-sec ul li{
	list-style-type: none;
	float: left;
}

.global-navi-sec a{
	text-decoration: none;
	color: #444444;
	display: table-cell;
	vertical-align: middle;
}

.tab{
	width: 190px;
	height: 50px;
	text-align: center;
	display: table;
	border-top: 3px solid #B5A399;
	border-right: 1px solid #B5A399;
	margin-right: 1px;
}

.tab:last-child{
	width: 188px;
	border-top: 3px solid #B5A399;
	border-right: none;
}

.link-excavation{
	background: #F5F5F5;
}

.link-excavation a:hover{
	background: #513329;
	color: #F5F5F5;
}

.link-spread{
	background: #F5F5F5;
}

.link-spread a:hover{
	background: #513329;
	color: #F5F5F5;
}

.link-public{
	background: #F5F5F5;
}

.link-public a:hover{
	background: #513329;
	color: #F5F5F5;
}

.link-access{
	background: #F5F5F5;
}

.link-access a:hover{
	background: #513329;
	color: #F5F5F5;
}

.link-view{
	background: #F5F5F5;
}

.link-view a:hover{
	background: #513329;
	color: #F5F5F5;
}






/************************************************

	コンテンツ

*************************************************/

.content{
 width: 960px;
 margin: 0 auto;
}

.visual-box img{
	max-width: 960px;
}

.content h1{
	font-size: 1.8em;
}

.content h2{
	font-size: 1.5em;
}

.content h3{
	font-size: 1.17em;
}




/************************************************

	お知らせ

*************************************************/

.news-sec{
	width: 960px;
	margin-top: 30px;
	position: relative;
}

.news-sec h2{
	color: #3A6789;
	position: relative;
	border-bottom: 8px solid #E5E5E5;
	padding-left: 30px;
}

.news-sec h2::after{
	position: absolute;
	bottom: -8px;
	left: 0;
	z-index: 2;
	content: '';
	width: 20%;
	height: 8px;
	background-color: #B5A399;
}

.news-list-wrap{
	width: calc(100% - 40px);
	background: #F2F2F2;
	margin-top: 15px;
	padding: 20px 20px 60px 20px;
	position: relative;
}

.news-list-wrap ul li{
	list-style: none;
}

.news-list{
	width: 100%;
	margin-bottom: 20px;
}

.news-date {
	float: left;
	text-decoration: inherit;
}

.news-more-btn{
	width: 140px;
	height: auto;
	background: #76675E;
	padding: 5px;
	text-align: center;
	box-shadow: 0 5px 5px 0 rgb(0 0 0 / 10%);
	position: absolute;
	right: 10px;
	bottom: 20px;
}

.news-more-btn:hover{
	background: #513329;
}

.news-more-btn p{
	color: #fff;
}

.news-more-btn a{
	text-decoration: none;
	color: #fff;
}



/************************************************

	速報展

*************************************************/

.ex-news-sec{
	width: 960px;
	margin-top: 30px;
	
}

.ex-news-sec h2{
	color: #3A6789;
	position: relative;
	border-bottom: 8px solid #E5E5E5;
	padding-left: 30px;
}

.ex-news-sec h2::after{
	width: 20%;
	height: 8px;
	background-color: #B5A399;
	position: absolute;
	bottom: -8px;
	left: 0;
	z-index: 2;
	content: '';
}

.ex-news-sec h3{
	width: calc(100% - 40px);
	color: #72665F;
	background: #F5F5F5;
	padding: 10px 0px 10px 40px;
	margin-bottom: 10px;
	box-shadow: 0 5px 5px 0 rgba(0, 0, 0, .1);
}

.ex-news-sec2{
	width: 100%;
	margin: 20px auto;
}

.ex-news-wrap{
	width: calc(100% - 40px);
	background: #F5F0E0;
	margin-top: 15px;
	padding: 20px 20px 40px 20px;
	position: relative;
}

.ex-news-img{
	width: 47%;
	float: left;
}

.ex-news-img img{
	width: 100%;
	height: auto;
}

.ex-news-sent{
	width: 47%;
	margin: 0 3%;
	float: right;
}

.ex-news-more-btn{
	width: 180px;
	height: auto;
	background: #76675E;
	padding: 5px;
	text-align: center;
	box-shadow: 0 5px 5px 0 rgb(0 0 0 / 10%);
	position: absolute;
	right: 10px;
	bottom: 20px;
}

.ex-news-more-btn:hover{
	background: #513329;
}

.ex-news-more-btn p{
	color: #fff;
}

.ex-news-more-btn a{
	color: #fff;
	text-decoration: none;
}


.ex-news-more-btn a:hover{
	background: #513329;
}


/************************************************

	発掘情報

*************************************************/

.info-sec{
	width: 960px;
	margin-top: 30px;
}

.info-sec h2{
	color: #3A6789;
	position: relative;
	border-bottom: 8px solid #E5E5E5;
	padding-left: 30px;
}

.info-sec h2::after{
	position: absolute;
	bottom: -8px;
	left: 0;
	z-index: 2;
	content: '';
	width: 20%;
	height: 8px;
	background-color: #B5A399;
}

.info-sec h3{
	width: calc(100% - 40px);
	color: #72665F;
	background: #F5F5F5;
	padding: 10px 0px 10px 40px;
	margin-bottom: 10px;
	box-shadow: 0 5px 5px 0 rgba(0, 0, 0, .1);
}

.info-wrap{
	width: calc(100% - 40px);
	background: #F5F0E0;
	margin-top: 15px;
	padding: 20px;
}

.info-sec2{
	width: 100%;
	margin: 20px auto;
}

.info-img{
	width: 43%;
	float: left;
}

.info-img img{
	width: 100%;
	height: auto;
}

.info-sent{
	width: 47%;
	margin: 0 3%;
	float: right;
}

.info-more-btn{
	width: 210px;
	height: auto;
	background: #76675E;
	padding: 5px;
	text-align: center;
}

.info-more-btn p{
	color: #fff;
}

.info-more-btn a{
	color: #fff;
}

/************************************************

	バナー

*************************************************/

.banner-sec{
	width: 960px;
	margin: 50px 0px;
}

.banner-sec img{
	width: 300px;
	height: auto;
	margin-right: 30px;
	margin-bottom: 20px;
	float: left;
}

.banner-sec .m-r0 img{
	margin-right: 0px;
}

.banner-sec a:hover{
	opacity: 0.8;
}



/************************************************

	フッター

*************************************************/

.footer {
	width: 100%;
	background: #E5E5E5;
	line-height: 1.2em;
}

.footer-sec {
	width: 960px;
	background: #E5E5E5;
	margin: 0 auto;
}

.footer-sec img {
	width: 350px;
	margin-top: 10px;
	margin-bottom: 10px;
}

.sent-sec {
	width: 960px;
}

.l-sent{
	width: 500px;
	float: left;
}

.r-sent{
	width: 460px;
	float: right;
}

.sitemap {
	font-size: 1.1em;
	margin-top: 20px;
}

.copyright{
	width: 960px;
	text-align: center;
	margin: 30px auto 10px;
	font-size: 0.8em;
}

.page-top{
	cursor: pointer;
	position: fixed;
	bottom: 60px;
	right: calc(50% - 960px/2);
	z-index: 100;
}

.page-top img{
	width: 60px;
	height: auto;
}

.page-top a img:hover{
	opacity: 0.8;
}

/************************************************

	スマホ版

*************************************************/

@media screen and (max-width: 640px) {

/************************************************

	ヘッダー

*************************************************/

.header-sec {
	width: 100%;
}

.header-sec .header-logo {
	width: 350px;
}


/************************************************

	グローバルナビゲーション

*************************************************/

.global-navi-sec{
	width: 100%;
	margin-bottom: 20px;
}

.tab{
	width: calc(50% - 2px);
	border-top: 3px solid #B5A399;
	border-right: 1px solid #B5A399;
	margin-right: 0px;
}

.tab:nth-child(2n){
	width: 50%;
	border-right: 0px;
}

.tab:last-child{
	width: 50%;
}


/************************************************

	コンテンツ

*************************************************/

.content{
	width: 100%;
	margin: 0;
}

.visual-box img{
	width: 100%;
}


/************************************************

	お知らせ

*************************************************/

.news-sec{
	width: 100%;
}

.news-sec h2{
	width: 90%;
	margin: 0 auto;
}

.news-more-btn{
	right: 5%;
}


/************************************************

	速報展

*************************************************/

.ex-news-img{
	width: 90%;
	float: none;
	text-align: center;
	margin: 0 auto;
}



.ex-news-img{
	width: 80%;
	float: none;
	text-align: center;
	margin: 0 auto;
}


.ex-news-sent{
	width: 100%;
	float: none;
	margin: 20px auto 0px;
}

.ex-news-sec{
	width: 100%;
	margin-top: 30px;
}

.ex-news-sec h2{
	width: 90%;
	margin: 0 auto;
	padding-left: 20px;
}

.ex-news-sec2{
	width: 100%;
	float: none;
	margin: 40px auto 30px;
}


.ex-news-sent .inner{
	padding: 0 20px;
}

/************************************************

	発掘情報

*************************************************/

.info-sec{
	width: 100%;
	margin-top: 30px;
}

.info-sec h2{
	width: 90%;
	margin: 0 auto;
}


.info-sec2{
	width: 100%;
	margin: 40px auto 30px;
}

.info-wrap{
	width: calc(100% - 40px);
	
	background: #F5F0E0;
	margin-top: 15px;
	padding: 20px;
}

.info-img{
	width: 80%;
	float: none;
	text-align: center;
	margin: 0 auto;
}

.info-img img{
	width: 100%;
	height: auto;
}

.info-sent{
	width: 100%;
	margin: 20px auto 0px;
	float: none;
}


.info-sent .inner{
	padding: 0 20px;
}


.info-more-btn{
	width: 210px;
	height: auto;
	background: #76675E;
	padding: 5px;
	text-align: center;
}

.info-more-btn p{
	color: #fff;
}

.info-more-btn a{
	color: #fff;
}



.banner-sec{
	width: 100%;
	margin: 20px auto;
	text-align: center;
}


.banner-sec img{
	width: 80%;
	margin: 20px auto;
	float: none;
}


/************************************************

	フッター

*************************************************/

.footer {
	width: 100%;
}

.footer-sec {
	width: 100%;
	margin: 0 auto;
}

.footer-sec img {
	width: 350px;
	
	margin: 10px 0px 10px;
}

.sent-sec {
	width: 100%;
	margin-bottom: 10px;
}

.l-sent{
	width: 90%;
	margin: 0px auto 10px;
	float: none;
}

.r-sent{
	width: 90%;
	margin: 10px auto;
	float: none;
}

.sitemap {
	width: 90%;
	margin:10px 5%;
	font-size: 1.1em;
}

.copyright{
	width: 100%;
	
	text-align: center;
	margin: 10px auto;
	font-size: 0.8em;
}


.page-top{
	bottom: 50px;
	right: 0px;
}

.page-top img{
	width: 60px;
	height: auto;
}


}