@charset "utf-8";
*,
*::before,
*::after {
  box-sizing: border-box;
}
body {
	font-size: 1.6rem;
	font-family: "Noto Serif JP", "Noto Sans JP", serif;
	font-weight: 400;
	line-height: 1.5;
	text-align: center;
/*	background: url("../images/background_image.jpg") 100% 0  no-repeat;*/
	background: #e8dcf2;
/*	background-size: cover;*/
	background-position: center top;
	background-size: 100vw;
}
/*
.fff-gradient {
  height: 200px;
  width: 90%;
  background-image: linear-gradient(180deg, rgba(255, 255, 255, 1) 37%);
}
*/
@media screen and (max-width:769px) {
body {
	background-size: 100vw;
	min-width: 100%;
}
}
/*ヘッダー　タイトル*/
header{
	padding: 10px 0;
	text-align: center;
	margin: 0 auto;
	width: 100%;
}
.title_flex{
	display: flex;
	justify-content: center;
	align-items: center;
}
header h1 .multiply img{
	mix-blend-mode: multiply;
}
header h1 .multiply img{
	width: 100%
}

header h1 .keio_logo img{
	width: 100%
}
header h1 .en_title img{
	width: 78%;
	  display: block;
  max-width: 100%;
  height: auto;
		margin: 0 auto;
}
header h1 .en_title{
	max-width: 860px;
}
/*
.title {
  display: none;
}

.title_flex {
  display: flex;
}
*/
@media screen and (max-width:768px) {
/*
		  .title {
    display: block;
  }

  .title_flex {
    display: none;
  }
*/

	
	header{
	display: flex;
	max-width: 100%;
	align-items: center;
	justify-content: space-between;
	padding: 10px 15px 10px 15px;;
	position: relative;
	gap:5%;

/*		box-shadow: 0px 0px 20px 0px rgba(0, 0, 0, 0.3), -10px 0px 10px -10px rgba(0, 0, 0, 0.3);*/
}
	.header_r{
		display: flex;
		gap:20px;
		align-items: center;
	}

}

@media screen and (max-width:768px) {
	header{
		background-color: #fff;
		z-index: 2;
		max-height: 60px;
		height: 100%;

}
	header h1{
	width: 48%;
		text-align: left;
			padding-top: 5px;
    display: block;
}
header h1 .en_title img{
	width: 100%;
}
header h1 .en_title{
	max-width: 100%;
}
}
@media screen and (max-width:480px) {

	header h1{
	width: 68%;
		text-align: left;
			padding-top: 5px;
}

}


#container_r{
	  flex: 1;
	overflow:hidden;
	position: relative;
	margin: 0 15px;
/*
	width: 100%;
	max-width: 1010px;
	min-height: 1420px;
	overflow:hidden;
	margin-bottom: 20%;
*/
}
@media screen and (max-width:1000px) {

#container_r{
	max-width: 100%;
	margin: 0 auto;
	min-height: 800px;
}
}

#contents{
	max-width: 980px;
	background-color: #fff;
	height: auto;
	margin: 0 auto;
	font-family: "Noto Sans JP", serif;
	color: #333;
	padding: 16px;
	text-align: left;
	line-height: 1.6em;

}
.item_in{
	padding: 30px 0px;
}
.contents_inner{
	border: 1px solid #8F702C;
	padding: 40px;
	position: relative;
	z-index: 0;
	max-width: 960px;
	height: auto;
	margin: 0 auto;
}
@media screen and (max-width:1160px){
	.contents_inner{
	padding: 20px;
}
}
@media screen and (max-width:768px) {
	.contents_inner{
	padding: 15px;
}
.item_in{
	padding: 30px 0px;
}
}
.contents_inner:before {
	border: 2px solid #8F702C;
	content: '';
	display: block;
	position: absolute;
	top: -8px;
	bottom: -8px;
	left: -8px;
	right: -8px;
	z-index: -1;
}
.contact_box{
	border: 1px solid #1a004c82;
	padding: 20px;
	border-radius: 3px;
}
.contact_box strong{
	color: #1A004C;
}
#under {
	margin-top: 200px;
	text-align: center;
}
#page_ttl h2{
	font-weight: bold;
	color: #fff;
	font-size: 2.8rem;
	text-align: left;
	font-family: 'Noto Serif JP', serif;
	letter-spacing: 0.2rem;
	padding-left: 20px;
}
@media screen and (max-width:768px) {
#under {
		margin: 50px 0 0;
		text-align: center;
}
#page_ttl h2{
	font-size: 2rem;
	padding-left: 0;
	text-align: center;
}
}
#page_ttl{
	background-color: #1A004C;
	padding:24px 18px;
}


/*
#page_ttl h2{
	font-weight: bold;
	color: #8F702C;
	font-size: 3rem;
	text-align: left;
	border: 1px solid #8F702C;
	margin: 10px 10px;
	padding: 10px 10px 10px 20px;
	position: relative;
	z-index: 0;
	letter-spacing: 0.2rem;
	font-family: 'Noto Serif JP', serif;
}

#page_ttl h2:before {
	border: 2px solid #8F702C;
	content: '';
	display: block;
	position: absolute;
	top: -8px;

	bottom: -8px;
	left: -8px;
	right: -8px;
	z-index: -1;
}
*/
/*
#page_ttl{
	background-color: #1A004C;
	padding: 10px;
}
#page_ttl h2{
	font-weight: bold;
	color: #fff;
	font-size: 3rem;
	text-align: left;
	border: 1px solid #C5B28C;
	margin: 10px 10px;
	padding: 10px 10px 10px 20px;
	position: relative;
	z-index: 0;
	letter-spacing: 0.2rem;

}

#page_ttl h2:before {
	border: 2px solid #C5B28C;
	content: '';
	display: block;
	position: absolute;
	top: -8px;
	bottom: -8px;
	left: -8px;
	right: -8px;
	z-index: -1;
}*/
/*テーブルの横スクロール*/
.table-scroll table {
  width: 100%;
  border-collapse: collapse;
}

@media screen and (max-width: 1270px) {
  .table-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .table-scroll table {
    min-width: 700px;
  }

  .table-scroll th,
  .table-scroll td {
    white-space: nowrap;
  }
}


/***協賛申込PC***/
table {
	width: 100%;
	border-collapse: collapse;
	background: #fff;
	margin-bottom: 10px;
}
thead th {
	background: #1A004C;
	font-weight: bold;
	text-align: left;
	color: #fff;
}
th, td {
	border: 1px solid #a1a1a1;
	padding: 1rem 1rem;
	vertical-align: center;
}
ol {
	padding-left: 20px;
}
ol li {
	margin-bottom: 15px;
}
.sponsorship ul.list01 li {
	display: flex;
	margin-bottom: 15px;
}

.sponsorship ul.list02 li {
	display: flex;
	font-weight: 600;
}
.caption_m{
 padding: 10px 0px;
  border-bottom: 3px solid #1A004C;
	margin-bottom: 30px;
	font-size: 2rem;
	color: #1A004C;
	font-weight: bold;
}
@media screen and (max-width:768px) {
	.caption_m{
	margin-bottom: 20px;
}
}
/***会長挨拶PC***/
#greeting_box {
	margin-bottom: 30px;
	text-align: right;
	display: flex;
	flex-wrap: wrap;
	justify-content: flex-end;
	align-items: flex-end;
	border-bottom: 1px dotted;
	border-color: var(--blue-color);
	padding-bottom: 30px;
}
#greeting_box figure {
	width: 170px;
	margin-left: 20px;
	order: 2;
}
#greeting_box figure img {
	width: 100%;
}
#greeting_box dl {
	order: 1;
	flex: 1;
}
#greeting_box dt {
	margin-bottom: 5px;
	font-size: 1.4rem;
}
#greeting_box dd {
	font-size: 1.4rem;
}

#greeting_box dd span{
	font-size: 1.8rem;
	font-weight: bold;
}
.greeting_com {
	margin-top: 20px;
	line-height: 1.9;
}
@media screen and (max-width:768px) {
	#greeting_box {
		margin-bottom: 30px;
		text-align: center;
		display: block;
	}
	#greeting_box figure {
		width: 180px;
		margin: 0 auto 20px;
	}
	#greeting_box dd br {
		display: block;
	}
}

.greeting_comment {
  margin-top: 25px;
  text-indent: 1em;
  line-height: 1.9;
}
.greeting_comment02 {
  text-indent: 1em;
  line-height: 1.9;
}
/*会場案内・アクセス*/

h2{
  color:#1A004C;
  font-weight:bold;
font-size: 2rem;
	display: flex;
	align-items: flex-start;
}
@media screen and (max-width:769px){
	h2{
	justify-content: center;
}
}

.icon_h2::before{
  content: "";
  display: inline-block;  
  background-image: url("../images/pin_icon.svg");
  background-size: cover;
  background-repeat: no-repeat;
  width: 1.4em;
  height: 1.4em;
  margin-right: 10px
}
.icon_h2{
	padding-bottom: 20px;
	border-bottom: 1px dotted #1A004C;
}
#map a{
	color: #333;
}
.pt_center{
	max-width: 100%;
	text-align: center;
}
.pt_center img{
	width: 80%;
}
/***** 開催概要PC *****/
.overview_dl{
	width: 100%;
	margin-bottom: 20px;
	display: table;
}

.overview_dl dt {
	width: 150px;
	padding-bottom: 20px;
	display: table-cell;
	border-bottom: 2.5px solid;
	border-color: #1A004C;
}
.overview_dl dd {
	padding: 0 0 20px 20px;
	border-bottom: 2.5px solid;
	border-color: rgba(26, 0, 76, 0.2)
}
.overview_dl_box dd {
	padding: 20px 0 20px 20px;
}
.overview_dl_box dd:first-child {
	padding: 0 0 20px 20px;
}
@media screen and (max-width:769px) {
	.overview_dl {
		margin-bottom: 30px;
		display: block;
	}
	#contents_in .overview_dl:nth-last-child(1) {
		margin-bottom: 0;
	}
	.overview_dl:first-child{
	text-align: left;
	font-size: 1.8rem;
}
	.overview_dl dt {
		width: 100%;
		margin-bottom: 10px;
		padding: 5px;
		display: block;
		font-weight: 500;
		color: #1A004C;
		border-color: rgba(26, 0, 76, 0.2);
	}
	.overview_dl dd {
		padding: 0;
		display: block;
		border: none;
	}
	.overview_dl_box dd {
		padding: 0 0 20px 0;
	}
	.overview_dl_box dd:first-child {
		padding: 0 0 20px 0;
	}
}
/*リンク*/
.link_color{
	display: flex;
}

.link_color a{
	color: #1A004C;
/*	text-decoration: none;*/
	display: flex;
	font-weight: 500;
	font-size: 1.6rem;
	padding-bottom: 10px;
}