@charset "utf-8";
/* CSS Document */

/*ベースはじまり*/

body {
  margin: 0;
  padding: 0;
  color: #333;
  background-color: #FFF;
  font-size: 15px;
  font-style: normal;
  font-family: Meiryo, "Meiryo UI", "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", sans-serif;
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  word-wrap: break-word;
}

html {
  scroll-behavior: smooth;
}

p{
  margin-top: 0;
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  font-weight: 600;
}

/* h1 {
  font-family: ruika, sans-serif;
  font-style: normal;
  font-weight: 100;
  font-size: 70px;
  margin: 30px auto;
  padding: 10px 20px;
  line-height: 0.5;
  color: #fff;
} */

h1 {
  font-size: 36px;
}

h2 {
  font-size: 24px;
}

h3 {
  font-size: 18px;
}

h4 {
  font-size: 16px;
}

h5{
  font-size: 16px;
}

table {
  -webkit-text-size-adjust: 100%;
}

img {
  vertical-align: middle;
}

ul,
ol {
  margin: 0
}

ul li p,
ol li p {
  margin: 0;
  padding: 0;
}

a {
  color: #3583aa;
  text-decoration: underline;
}

a:hover {
  text-decoration: underline;
}

a img:hover {
  opacity: 0.8;
}

.bold {
  font-weight: 600;
}

.red {
  color: #DC0509;
}

.marker{
  background: linear-gradient(transparent 50%,  rgba(255, 178, 178, 0.5) 50%) ;
 }

.pc {
  display: initial;
}

.sp {
  display: none;
}

iframe{
  width: 100%;
}

/*ベースおわり*/

/*headerはじまり*/

header {
  width: 100%;
  max-height: 120px;
  margin: 0 auto 50px;
  border-bottom: 10px solid #0067C4;
  box-shadow: 0px 2px 4px #666;
}

.logo {
  text-align: center;
}

.logo img {
  max-width: 1000px;
  width: 100%;
}

/*headerおわり*/

/*メインコンテンツ（ベース）はじまり*/

#wrap {
  margin: 0;
}

.content {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: space-around;
  align-content: center;
  max-width: 1000px;
  width: 100%;
  min-height: 100%;
  margin: 0 auto;
  padding: 0;
}

/* その場で */
.fadein{
  animation-name: fadeinanime;
  animation-duration:1s;
  animation-fill-mode: forwards;
  opacity: 0;
  }
  
  @keyframes fadeinanime{
    from {
      opacity: 0;
    }
  
    to {
      opacity: 1;
    }
  }

/*メインコンテンツ（ベース）おわり*/

/*メインコンテンツはじまり*/

.nav {
  -webkit-flex: 1;
  flex: 0 0 250px;
  display: inline-block;
  position: relative;
  margin: 0 auto;
  padding: 0 auto;
  overflow: hidden;
  top: 0;
  left: 0;
}

/* menuはじまり */

.gnavi {
  position: relative;
  border-radius: 0;
  margin: 0 auto;
  padding: 0;
  font-size: 18px;
  text-align: center;
  border-radius: 20px;
  width: 100%;
}

.gnavi li {
  display: block;
  list-style: none;
  margin: 0 20px;
  padding: 10px 0;
  margin-bottom: 0;
}

.gnavi li:last-child{
  border-bottom: none;
}

.gnavi li a {
  display: inline-block;
  position: relative;
  font-weight: 600;
  line-height: 25px;
  letter-spacing: 1px;
  padding: 10px 20px;
  transition: .2s;
  color: #333;
  border-bottom: 1px solid #0067C4;
  box-sizing: border-box;
  text-decoration: none;
}

.gnavi li a:hover{
  color: #0067C4;
  border-bottom: 1px solid #70ACE1;
}

.gnavi li a:hover::before {
  content: "\025b6";
  position: absolute;
  top: 10px;
  left: -5px;
  color: #70ACE1;
  text-decoration: none;
}

/* 3カラム目はじまり */

.side {
  -webkit-flex: 1;
  flex: 0 0 250px;
  height: 100%;
  margin: 0 auto;
  padding: 0;
}

.navi-etc,
.side-etc {
  max-width: 250px;
  width: 100%;
  padding: 0;
  text-align: center;
  margin-bottom: 20px;
}

.navi-etc h4,
.side-etc h4 {
  letter-spacing: 1px;
  margin: 15px 0 10px;
  padding: 5px 0 5px;
  text-align: center;
  color: #333;
  border-bottom: 1px solid #0067C4;
}

.navi-etc img,
.side-etc img {
  max-width: 250px;
  width: 100%;
  margin-bottom: 10px;
  border: 1px solid #ccc;
}

/* main はじまり */

.main {
  -webkit-flex: 1;
  flex: 1;
  max-width: 1000px;
  width: 100%;
  margin: 0;
}

.home-image {
  position: relative;
  text-align: center;
  width: 100%;
  height: auto;
  margin: 0 auto;
  padding-bottom: 10px;
}

.home-image img{
	max-width: 1600px;
  width: 100%;
}

/* 登録期間 */

.bot {
  display: table;
  margin: 0 auto 50px;
}

.bot table {
  display: table-cell;
  max-width: 900px;
  width: 100%;
  border-collapse: collapse;
  vertical-align: middle;
}

.bot th {
  width: auto;
  color: #fff;
  background-color: #0067C4;
  border-bottom: 1px solid #0067C4;
  font-size: 21px;
  padding: 10px;
  letter-spacing: .5rem;
}

.bot td {
  width: auto;
  color: #333;
  background-color: #fff;
  border-bottom: 1px solid #0067C4;
  font-size: 26px;
  font-weight: 600;
  padding: 5px 20px;
}

/* section はじまり */

section {
  display: block;
  margin: 0 auto 50px;
  padding: 5px 10px 20px 20px ;
  border-radius: 20px;
  background: #fff;
}

section a img {
  border: 1px solid #fff;
}

/* 見出し */

.info h2 {
  letter-spacing: 1px;
  margin: 0 auto 20px;
  padding: 5px 10px 5px;
  color: #0067C4;
  border-bottom: 3px solid #3487D2;
}

/* .grad{
  display: inline-block;
  background: -webkit-linear-gradient(top, #FBCA7B 10%, #EC7710 100%);
  background: linear-gradient(to bottom, #FBCA7B 10%, #EC7710 100%);
  background-clip: text;
  -webkit-text-fill-color: transparent;
} */

/* .info h2::first-letter {
  color: #333;
} */

.info h3 {
  letter-spacing: 1px;
  padding: 10px 0 5px 12px;
  margin: 10px 0;
  border-bottom: 1px solid #969696;
}

.info h4 {
  letter-spacing: 1px;
  padding: 0 10px;
  margin: 5px;
  color: #333;
}

.info h4::before, .link li:before {
  content: "\025a0";
  position: relative;
  color: #70ACE1;
  top: 0;
  left: 0;
}

/* ◆不要 */

.gp-box h4::before,
.program h4::before,
.regi .important h4::before {
  content: "";
}

.info h5{ 
  margin-bottom: 10px;
  color: #0067C4;
}

/* INFORMATION */

.scroll {
  display: block;
  width: 100%;
  height: 300px;
  margin: 0;
  padding: 0;
  overflow-y: scroll;
}

.scroll dl{
  margin-bottom: 10px;
  vertical-align: middle;
}

.scroll dt {
  display: inline-block;
  font-weight: 600;
  background-color: #333;
  color: #fff;
  padding: 5px 10px;
}

.scroll dd{
  width: auto;
  margin-left: 10px;
  padding: 5px 20px;
  border-bottom: 1px solid #0067C4;
}

/* 注意・案内 */

.info-plus{
  max-width: 800px;
  width: 100%;
  border: 3px solid #0067C4;
  margin: 10px auto;
  padding: 10px 15px;
} 

 /* 日付・大会長名（あるとき） */
.info-plus .right{
  text-align: right;
}

.info-plus p{
  padding: 0 10px;
  margin: 0;
}

.info-plus.red{
  border: 3px solid #DC0509;
}

/* list */

ul {
  margin: 0;
  padding: 0;
}

ol{
  margin: 0;
  padding: 0;
  counter-reset: cnt;
  list-style-type: none;
}

.info ul,
.info ol {
  list-style-position: inside;
  margin: 20px 0 20px;
}

 .info li{
  margin: 0 10px 0 60px;
}

/* ● */

.disc li {
  list-style-type: none;
  text-indent: -8px;
}

.disc li::before {
  content: "\025cf";  /* 空の要素作成 */
  display: inline-block;  /* インラインブロックにする */
  position: relative;  /* 位置調整 */
  top: 0;  /* 位置指定 */
  left: -5px;
  border-radius: 100%;  /* 要素を丸くする */
  color: #0067C4; /* 背景色指定 */
}

/* 1. */

.dec li{
  list-style-type: none;
  text-indent: -18px;
}

.dec li::before{
  counter-increment: cnt;
  content:counter(cnt)'. ';
}

/* 1) */

.kakko li {
  padding-left: 10px;
  list-style-type: none;
  text-indent: -26px;
}

.kakko li:before {
  counter-increment: cnt;
  content: "" counter(cnt) "）";
}

/* (1) */

.cnt li {
  padding-left: 10px;
  list-style-type: none;
  text-indent: -42px;
}

.cnt li:before {
  counter-increment: cnt;
  content: "（" counter(cnt) "）";
}

/* text */

.info p {
  margin-bottom: 10px;
  padding: 0 40px;
}

.info p.top {
  margin-top: -10px;
}

.info p.bottom {
  margin-bottom: 10px;
}

.info .plus,
.info .plus.p1,
.info .plus.p2,
.info .plus.p3 {
  position: relative;
  margin: 0 0 0 40px;
}

.info .plus::before,
.info .plus.p1::before,
.info .plus.p2::before,
.info .plus.p3::before {
  position: absolute;
  top: 0;
  left: 0;
}

.info .plus{
  padding-left: 25px;
}

.info .plus.p1,
.info .plus.p2,
.info .plus.p3 {
  padding-left: 35px;
}

.info .plus::before{
  content: "※";
}

.info .plus.p1::before {
  content: "※1";
}

.info .plus.p2::before {
  content: "※2";
}

.info .plus.p3::before {
  content: "※3";
}

/*メインコンテンツおわり*/

/*ボタン設定--まずはお決まりのボックスサイズ算出をborer-boxに */
*,
*:before,
*:after {
  -webkit-box-sizing: inherit;
  box-sizing: inherit;
}

html {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  font-size: 62.5%;
  /*rem算出をしやすくするために*/
}

.btn,
a.btn,
button.btn {
  font-size: 2.0rem;
  font-weight: 700;
  line-height: 1.5;
  position: relative;
  display: inline-block;
  padding: 1rem 4rem;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  text-align: center;
  vertical-align: middle;
  text-decoration: none;
  letter-spacing: 0.1em;
  color: #fff;
  border-radius: 0;
}

/* ボタン位置 */

.btn-box {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  align-items: center;
  margin: 20px auto 20px;
}

/* ボタンサイズ固定 */

.btn-box .btn-w {
  width: 250px;
}

/* 縦並びの時の余白 */

.btn-box a {
  margin-bottom: 10px;
}

/* 画像リンクのとき */

.btn-box img {
  max-width: 250px;
  width: 100%;
  margin-bottom: 10px;
}

.btn-box a img {
  border: 1px solid #ccc;
}

/* ポスター大きめのとき */

.poster img{
  max-width: 700px;
  width: 100%;
  margin-bottom: 10px;
}

/* リンク用ボタンの設定 */

.btn-1,
a.btn-1,
button.btn-1 {
	background-color: #0067C4;
  border: 1px solid #fff;
  outline: 2px solid #0067C4;
}

.btn-1:hover,
a.btn-1:hover,
button.btn-1:hover {
  background: #70ACE1;
  color: #fff;
  border: 1px solid #fff;
  outline: 2px solid #70ACE1;
}

/* .btn-2,
a.btn-2,
button.btn-2 {
  background-color: #333;
}

.btn-2:hover,
a.btn-2:hover,
button.btn-2:hover {
  background-color: #9DCAED;
}

.btn-3,
a.btn-3,
button.btn-3 {
  background-color: #EDA260;
}

.btn-3:hover,
a.btn-3:hover,
button.btn-3:hover {
  background-color: #0067C4;
  color: #333;
} */

/* ログインボタン設定 */

/* .btn-login,
a.btn-login {
  width: 650px;
  font-size: 3.0rem;
  padding: 2rem 1rem;
  margin: 10px auto 20px;
}

.en .btn-login,
.en a.btn-login{
  width: 100%;
}

.btn-login span,
a.btn-login span {
  display: inline-block;
  font-size: 1.6rem;
  line-height: 2.5rem;
} */

/* .btn .red,
a.btn .red{
  color: #FFB2B2;
}

.btn:hover .red,
a.btn:hover .red{
  color: 	#DC0509;
} */

/* ボタン設定 おわり */

/* アイコン設定 はじまり */

.material-symbols-outlined {
  font-variation-settings:
  'FILL' 1,
  'wght' 400,
  'GRAD' 0,
  'opsz' 24;
  vertical-align: middle;
}

/* アイコン位置 */
.icon{
  margin: 0 5px;
  padding: 0 0 5px;
  text-decoration: none;
}

/* アイコン装飾 */
.icon.i-c{
  padding: 5px;
  color: #fff;
  background-color: #9DCAED;
  border-radius: 50%;
}

a.icon.i-c:hover{
  color: #fff;
  background-color: #0067C4;
}

a.icon.i-c{
  padding: 10px 12px;
  font-weight: 600;
}

/* アイコン横並び */

.icon-box{
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: space-around;
  margin: 0 auto 20px;
  padding: 0 30px;
}

/* 特定の拡張子の場合アイコン画像を自動で表示 */

.btn-box a[href$=".docx"]::after {
  padding-left: 10px;
  display: inline-block;
  content: url("img/word_icon.png");
  vertical-align: middle;
}

.btn-box a[href$=".pdf"]::after {
  padding-left: 10px;
  display: inline-block;
  content: url("img/pdf_icon.png");
  vertical-align: middle;
}

a.btn-3:hover[href$=".docx"]::after {
  padding-left: 10px;
  display: inline-block;
  content: url("img/word_icon_b.png");
  vertical-align: middle;
}

a.btn-3:hover[href$=".pdf"]::after {
  padding-left: 10px;
  display: inline-block;
  content: url("img/pdf_icon_b.png");
  vertical-align: middle;
}

/* アイコン設定 おわり */

/*メインコンテンツ（gakkai）はじまり*/

.event table,
.iin table {
  max-width: 900px;
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
  margin: 10px 0 20px;
}

.iin caption{
  color: #333;
}

.event th,
.iin th {
  display: inline-block;
  height: 100%;
  vertical-align: middle;
  text-align: center;
  margin: 10px 20px 0 0;
  padding: 10px;
  color: #fff;
  background-color: #333;
  border-bottom: 2px solid #fff;
}

.event table th:first-child{
  width: 150px;
}

.iin table th:first-child{
  width: 150px;
  border-right: 1px solid #fff;
}

.event table td,
.iin table td {
  width: 100%;
  text-align: left;
  padding: 20px 20px 10px;
  border-bottom: 1px solid #0067C4;
  color: #333;
}

.iin table td:first-child {
  border-bottom: 1px solid #0067C4;
  text-align: center;
}

/*メインコンテンツ（gakkai）おわり*/

/*メインコンテンツ（greeting）はじまり*/

.g-box {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  margin: 10px auto;
  padding: 0 20px;
  max-width: 1000px;
  width: 100%;
}

.g-box img {
  /* display: block; */
  max-width: 160px;
  width: 100%;
  margin: 0 auto;
  /* border-radius: 10px; */
}

.g-box .gp-box {
  max-width: 70%;
  width: 100%;
  line-height: 2;
  padding: 0 20px;
  margin: 10px auto 0;
}

.gp-box h4{
  color: #333;
  border-bottom: 2px solid #333;
}

.greeting p {
  text-align: justify;
  line-height: 25px;
}

.greeting p.g-right {
  text-align: right;
}

.greeting .main-text {
  /* border-top: 1px solid #F0A25E; */
  margin: 20px auto;
  padding: 20px 0;
}

.main-text h3{
  text-align: center;
  border-bottom: 4px dotted #0067C4;
  color: #333;
  margin-bottom: 20px;
}

.main-text h3 span{
  color: #fff;
}

/*メインコンテンツ（greeting）おわり*/

/*メインコンテンツ（program）はじまり*/

.p-section {
  margin-bottom: 40px;
}

.program h3 {
  padding: 5px 10px;
  border-left: 8px solid #0067C4;
  border-bottom: 2px solid #0067C4;
}

.program h4 {
  display: inline-block;
  padding: 5px 20px;
  color: #333;
  border-bottom: 1px solid #0067C4;
}

/* 演題名 */

.program .p-title {
  font-weight: 600;
  color: #333;
}

/* 座長・演者 */

.program dl{
  display: flex;
  flex-wrap: wrap;
  max-width: 900px;
  width: 100%;
  margin: 10px 0 0;
  padding: 5px 0 5px 40px;
  line-height: 2;
}

.program dt{
  display: inline-block;
  max-width: 240px;
  width: auto;
  height: 40px;
  padding: 3px 10px;
  font-weight: 600;
  text-align: center;
  background-color: #0067C4;
  color: #fff;
  border: 1px solid #0067C4;
  vertical-align: middle;
}

.program dd{ 
  max-width: 660px;
  width: 100%;
  margin: 0 0 0 10px;
  padding: 5px 5px;
  font-weight: 300;
}

.program dd .p-title{
  padding-left: 0;
}

/* 演者・演題名複数 */

.p-box {
  margin: 10px 0;
  padding: 10px 20px;
  background-color: #c5eeff;
  border: 1px solid #fff;
  border-radius: 10px;
}

.p-box dl{
  padding: 5px 0 5px;
  border-bottom: 4px dotted #fff;
}

/* 時計アイコン */

.time{
  text-align: right;
  font-weight: 600;
  vertical-align: middle;
}

.time span{
  color: #333;
  margin-right: 5px;
}

/* 顔写真 */

.p-photo {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  text-align: center;
  align-items: center;
  margin: 10px auto 0;
}

.photo-box{
  max-width: 160px;
  width: 100%;
  margin-bottom: 10px;
}

.p-photo img {
  max-width: 160px;
  width: 80%;
  padding: 0 5px;
  border-radius: 50%;
}

.p-photo p{
  margin: 10px 0; /* HP毎に調整 */
  padding: 0;
}

/* 企業展示 */

.ex-box {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  align-items: center;
  margin: 0 auto 40px;
}

.ex-section {
  max-width: 700px;
  width: 100%;
  margin: 0 auto;
  padding: 0 10px;
  vertical-align: middle;
}

.ex-img {
  max-width: 200px;
  width: 100%;
  margin: 10px auto;
  padding: 0 10px;
  vertical-align: middle;
  text-align: center;
}

.ex-img img {
  max-width: 160px;
  width: 100%;
}

/*メインコンテンツ（program）おわり*/

/*メインコンテンツ（regi）はじまり*/

.regi table {
  max-width: 400px;
  width: 100%;
  border-collapse: collapse;
  margin: 20px auto;
  border-spacing: 0;
}

/* .regi table tr {
  border-bottom: 1px solid #F0A25E;
} */

.regi table th {
  position: relative;
  text-align: center;
  width: 200px;
  padding: 10px;
  color: #fff;
  background-color: rgba(52, 135, 210, 0.5);
  border-left: 1px solid #fff;
  border-bottom: 1px solid #fff;
}

.regi table th:first-child{
  border-left: none;
}

.regi table td {
  width: 200px;
  text-align: center;
  padding: 10px 0;
  color: #333;
  border-left: 1px solid #fff;
  border-bottom: 1px solid #70ACE1;
}

.regi table tr:nth-child(odd) {
  background-color: rgba(112, 172, 225, 0.2);
}

.regi .tri {
  margin: 0 0 0 40px;
  padding-left: 20px;
  position: relative;
  font-weight: 600;
}

.regi .tri::before {
  content: "▶";
  position: absolute;
  top: 0;
  left: 0;
  color: #70ACE1;
}

/* 登録期間はじまり  */
.period{
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  justify-content: flex-start;
  align-items: flex-start;
  margin: 10px 20px;
  padding-bottom: 5px;
  line-height: 2;
  font-weight: 600;
}

.period dl{
  margin: 5px 0;
  padding: 0;
  border-bottom: 1px solid #0067C4;
}

.period dt{
  display: inline-block;
  padding: 5px 10px;
  border-radius: 10px;
  vertical-align: middle;
  color: #0067C4;
}

.period dd{
  display: inline-block;
  margin-left: 0;
  padding: 5px 20px;
  vertical-align: middle;
}

.period.payment dt,.imp-box .period.payment dt{
  width: 200px;
}

.imp-box .period.payment dd{
  width: auto;
}

.period.print dl{
  margin: 5px auto;
}

/* 登録期間おわり  */

/*メインコンテンツ（regi）おわり*/

/* 参加登録フロー はじまり */

.important {
  max-width: 650px;
  width: 100%;
  margin: 20px auto 10px;
  border: 2px solid #DC0509;
  display: block;
  word-break: break-all;
  /* border-radius: 10px; */
}

.important h4 {
  color: #DC0509;
  text-align: center;
  padding-top: 10px;
}

.important ul li {
  list-style-type: disc;
  color: #DC0509;
  font-weight: 600;
}

.important p {
  padding: 10px 20px;
  margin: 0;
  font-weight: 600;
  color: #DC0509;
}

.imp-box{
  max-width: 650px;
  width: 100%;
  margin: 10px auto;
  padding: 20px 10px;
  background-color: rgba(157, 202, 237, 0.2);
  border-radius: 10px;
}

.imp-box dl{
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  justify-content: flex-start;
  margin: 0;
}

.imp-box dt{
  display: inline-block;
  width: 100px;
  padding: 0;
  font-weight: 600;
  vertical-align: middle;
}

.imp-box dd{
  /* imp-boxのmax-widthに合わせて調整 */
  width: 500px;
  margin: 0;
  padding: 0;
  font-weight: 600;
  vertical-align: middle;
}

.flow p {
  line-height: 1.5;
}

.flow {
  max-width: 700px;
  width: 100%;
  margin: 50px auto;
}

.flow-box {
  max-width: 450px;
  width: 100%;
  display: block;
  justify-content: center;
  align-items: center;
  text-align: center;
  margin: 10px auto 20px;
}

.flow-arrow {
  display: inline-block;
  vertical-align: middle;
  color: #020873;
  line-height: 1;
  width: 2em;
  height: 2em;
  border: 0.3em solid currentColor;
  border-left: 0;
  border-bottom: 0;
  box-sizing: border-box;
  transform: translateY(-25%) rotate(135deg);
  margin: 10px auto 20px;
}

.btn-flow,
a.btn-flow,
button.btn-flow {
  background-color: #020873;
  border: none;
  max-width: 450px;
  width: 100%;
  height: 70px;
  font-size: 1.7rem;
  border-radius: 1.0rem;
  font-weight: 600;
  line-height: 20px;
  cursor: default;
}

.btn-flow span,
a.btn-flow span,
button.btn-flow span {
  font-size: 1.3rem;
  font-weight: 500;
}

/* フロー内ボックス */

.j-box{
  border: 2px solid #c5eeff;
  border-radius: 10px;
  max-width: 500px;
  width: 100%;
  padding: 10px;
  margin: 0 auto 20px;
}

/* 参加登録フロー おわり */

/*メインコンテンツ（abst）はじまり*/

.e_table {
  padding-left: 25px;
  margin-bottom: 20px;
}

.e_table table {
  border-collapse: separate;
}

.e_table tr:nth-child(odd) {
  background-color: rgba(157, 202, 237, 0.2);
}

.e_table th {
  width: 40px;
  border: none;
  padding: 5px 15px; /* 余白指定 */
  color: #fff;
  background-color: #0067C4;
}

.e_table td {
  color: #333;
  padding: 5px 10px; /* 余白指定 */
  border-bottom: 1px solid #0067C4;
}

/*メインコンテンツ（abst）おわり*/

/*メインコンテンツ（chair）はじまり*/

.coi {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-evenly;
  text-align: center;
  align-items: center;
  margin: 0 auto;
}

.coi-box {
  max-width: 250px;
  width: 100%;
  margin-bottom: 10px;
}

.coi img {
  max-width: 250px;
  width: 100%;
}

.coi p {
  font-weight: 600;
  text-decoration: underline;
  margin-bottom: -5px;
  /* HP毎に調整 */
  margin-left: -20px;
  /* HP毎に調整 */
}

/*メインコンテンツ（chair）おわり*/

/*メインコンテンツ（access）はじまり*/

.map {
  display: block;
  margin: 10px auto;
  text-align: center;
}

.map iframe {
  width: 90%;
  height: 450px;
}

/*メインコンテンツ（guide）おわり*/

/*メインコンテンツ（movie) はじまり*/

.iframe-wrap {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  margin: 5px auto 30px;
  overflow:auto; 
  -webkit-overflow-scrolling:touch;
}
.iframe-wrap iframe {
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:100%;
    border:none;
    display:block;
}

.movie-flex{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  margin: 15px auto;
}

.movie-flex h3{
  font-size: 15px;
  letter-spacing: 0;
  padding-left: 0;
  margin: 5px 0;
  border-bottom: 1px solid #0067C4;
}

.movie-box{
  margin: 0 5px;
  width: 45%;
}

.iframe-wrap-flex {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  margin: 5px auto 20px;
  overflow:auto; 
  -webkit-overflow-scrolling:touch;
}
.iframe-wrap-flex iframe {
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:100%;
    border:none;
    display:block;
}

/*メインコンテンツ（movie) おわり*/

/*メインコンテンツ（sp-link）はじまり*/

.sp-bn {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  text-align: center;
  align-items: center;
  margin: 0 auto;
}

.bn-box {
  max-width: 200px;
  width: 100%;
  margin-bottom: 10px;
}

.sp-bn img {
  max-width: 200px;
  width: 100%;
  margin-bottom: 10px;
}

.sp-bn p {
  font-weight: 600;
  margin-bottom: 10px;  /* HP毎に調整 */
  margin-left: -10px;  /* HP毎に調整 */
}

/*メインコンテンツ（sp-link）おわり*/

/* link はじまり */

.link a {
  text-decoration: none;
}

.link ul {
  margin: 20px 0 20px -40px;
}

.link li {
  list-style-type: none;
  position: relative;
  margin: 0;
  padding: 5px 10px 5px 15px;
  border-bottom: 1px solid #0067C4;
}

/* link おわり */

/* arrowはじまり */

/*リンクを右下に固定*/
#arrow {
  position: fixed;
  bottom: 8%;
  right: 1%;
  z-index: 2;
   /*はじめは非表示*/
  opacity: 0;
  transform: translateY(100px);
}

#arrow a {
  /*天地中央にテキストを配置*/
  display: flex;
  align-items: center;
  justify-content: center;
  /*円の形状*/
  width: 60px;
  height: 60px;
  box-sizing: border-box;
  padding: 0 20px;
  line-height: 80px;
  text-align: center;
  text-decoration: none;
  border-radius: 50%;
  outline: 1px solid #fff;
  background-color: #0067C4;
  color: #fff;
}

#arrow a:hover {
  background: #70ACE1;
  color: #fff;
}

/*　上に上がる動き　*/

#arrow.upmove{
  animation: UpAnime 0.5s forwards;
}
@keyframes UpAnime{
  from {
    opacity: 0;
  transform: translateY(100px);
  }
  to {
    opacity: 1;
  transform: translateY(0);
  }
}

/*　下に下がる動き　*/

#arrow.downmove{
  animation: DownAnime 0.5s forwards;
}
@keyframes DownAnime{
  from {
    opacity: 1;
  transform: translateY(0);
  }
  to {
    opacity: 1;
  transform: translateY(100px);
  }
}

/* arrowおわり */

/*footerはじまり*/

footer {
  width: 100%;
  text-align: center;
  color: #fff;
  background-color: #333;
  padding: 20px 0;
  left: 0;
  bottom: 0;
}

footer small {
  font-size: 15px;
}

/*footerおわり*/

@media screen and (max-width: 750px) {

  body{
    font-size: 14px;
  }

    /* h1 {
    font-size: 50px;
    text-align: left;
    line-height: 1;
    margin: 20px;
  } */

  h1{
    font-size: 226px;
  }
  
  h2 {
    font-size: 20px;
  }
  
  h3 {
    font-size: 18px;
  }
  
  h4 {
    font-size: 16px;
  }

  h5{
    font-size: 14px;
  }
  
  .pc {
    display: none;
  }

  .ipad {
    display: none;
  }

  .sp {
    display: initial;
  }

  header{
    margin: 0 auto 30px;
  }

  .content {
    flex-direction: column;
    width: 100%;
    height: 100%;
    padding: 0;
  }

  .navi, .side {
    width: 100%;
    margin: 0 auto 50px;
    align-self: stretch;
  }

  /* .flexbox {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: space-around;
  } */

  .navi-etc,
  .side-etc{
    display: block;
    max-width: 100%;
    width: 100%;
    padding: 0 20px;
  }

  .navi-etc h4,
  .side-etc h4{
    font-size: 16px;
  }

  /* ハンバーガー はじまり */

  /* ハンバーガーアイコンの設置スペース */
  .menu-btn {
    height: 50px;
    width: 55px;
    position: fixed;
    z-index: 9999;
    cursor: pointer;
    top: 10px;
    right: 10px;
  }

  /* ×に変化 */
  .menu-btn span{
    display: inline-block;
    transition: all .4s;
    position: absolute;
    left: 14px;
    width: 50%;
    height: 3px;
    border-radius: 2px;
    background-color: #0067C4;
  }

  .menu-btn span:nth-of-type(1){
    top: 15px;
  }

  .menu-btn span:nth-of-type(2){
    top: 23px;
  }

  .menu-btn span:nth-of-type(3){
    top: 31px;
  }

  .menu-btn.active span:nth-of-type(1){
    top: 18px;
    left: 18px;
    transform: translateY(6px) rotate(-45deg);
    width: 50%;
  }

  .menu-btn.active span:nth-of-type(2){
    opacity: 0;
  }

  .menu-btn.active span:nth-of-type(3){
    top: 30px;
    left: 18px;
    transform: translateY(-6px) rotate(45deg);
    width: 50%;
  }

  /* ナビゲーション（メニュー） */

  .menu{
    /*position:fixed;にし、z-indexの数値を小さくして最背面へ*/
    position: fixed;
    z-index: -1;
    /*ナビの位置と形状*/
    top: 0;
    left: -120%;
    width: 100%;
    height: 100vh;
    background: #fff;
    /*動き*/
    transition: all 0.6s;
  }

  /*アクティブクラスがついたら透過なしにして最前面へ*/
  .menu.panelactive{
    z-index: 999;
    left: 0;
  }

  /*ナビゲーションの縦スクロール*/
  .menu.panelactive .menu-list{
    /*ナビの数が増えた場合縦スクロール*/
    position: fixed;
    z-index: 999;
    width: 100%;
    height: 100vh;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
  }

  /*ナビゲーション*/
  .menu ul{
    display: none;
    /*ナビゲーション天地中央揃え*/
    position: absolute;
    z-index: 999;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
  }

  .menu.panelactive ul{
    display: block;
  }

 /*リストのレイアウト設定*/

 .menu-list li{
  list-style: none;
  text-align: center;
 }

 .menu-list li a{
  display: block;
  color: #333;
  border-bottom: 2px solid #0067C4;
  font-weight: 600;
  text-decoration: none;
  padding: 5px 20px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
 }

 .menu-list li a:hover{
  color: #0067C4;
 }

 .menu-list li a:hover::before {
  top: 5px;
}

/* menuおわり */

/* main */

  .bg{
    background-position: center center, center top;
    background-size: cover, cover;
  }

  .main {
    align-self: stretch;
    margin: 0 auto;
    padding: 0;
  }

  .home-image img {
    width: 100%;
  }

  section {
    margin: 0 auto 50px;
    padding: 20px 20px;
  }

  /* 登録期間 */

  .bot {
    margin: 0 auto 10px;
  }
  
  .bot table {
    max-width: 700px;
  }
  
  .bot th {
    display: block;
    width: 100%;
    font-size: 12px;
    padding: 5px 0;
    text-align: center;
  }
  
  .bot td {
    display: block;
    width: 100%;
    font-size: 15px;
  }

  /* text */

  .info h4 {
    padding: 5px;
  }

  .info ul,
  .info ol {
    margin: 10px 0;
  }

  .info ul li,
  .info ol li{
    margin-left: 40px;
  }

  .info p {
    padding: 0 20px;
  }

  .info .plus,
  .info .plus.p1,
  .info .plus.p2,
  .info .plus.p3 {
    position: relative;
    margin: 0 0 0 20px;
  }

  /* list */

  .info li{
    margin-left: 40px;
  }

  /* ボタン */

  .btn-box{
    margin: 10px auto;
  }

  .btn,
  a.btn,
  button.btn {
    font-size: 1.6rem;
  }

  .btn-login,
  a.btn-login {
    font-size: 2.0rem;
    margin: 20px 10px 30px;
    padding: 2rem 1rem;
  }

  .btn-login span,
  a.btn-login span{
    font-size: 1.4rem;
    line-height: 2.5rem;
  }

  /* icon */

  .icon-box{
    justify-content: center;
    margin: 10px auto 0;
  }

  /* gakkai */

  .event table th:first-child {
    display: block;
    width: 100%;
  }
  
  .event table td {
    display: block;
    width: 100%;
    border-bottom: none;
  }

  .iin table th:first-child{
    width: auto;
  }

   /* greeting */

   .g-box .gp-box {
    line-height: 1.5;
    text-align: center;
  }
  
  .g-box .gp-box p{
    padding: 0;
    text-align: center;
  }

  .g-box, .g-box .gp-box {
    padding: 0;
  }

  /* プログラム */
  .program dl{
    padding: 5px;
  }

  .p-box {
    padding: 10px 0;
  }

  /* 参加登録 */

  .period dl, .imp-box dl{
    flex-direction: column;
    margin-bottom: 10px;
  }

  .period dt, .imp-box dt,
  .period dd, .imp-box dd{
    display: block;
    width: 100%;
  }

  .regi .tri {
    margin: 0 0 0 20px;
  }

  .flow {
    margin: 30px auto 20px;
  }

  .btn-flow,
  a.btn-flow,
  button.btn-flow{
    height: auto;
    padding: 2rem 4rem;
  }

  /* arrow */

  #arrow a {
    /*円の形状*/
    width: 50px;
    height: 50px;
  }

}