@charset "UTF-8";
/*----------------------------------------------------------------------------
******************************************************************************
** base
******************************************************************************
----------------------------------------------------------------------------*/
html {
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  font-family: "Zen Maru Gothic", sans-serif;
}

body {
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  font-family: "Zen Maru Gothic", sans-serif;
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

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

/*----------------------------------------------------------------------------
******************************************************************************
** header
******************************************************************************
----------------------------------------------------------------------------*/
.hd_bg {
  position: absolute;
  top: 0;
  width: 100%;
  border-top: 10px solid #6fbfbf;
  z-index: 1;
}
.hd_bg .hd {
  position: relative;
  height: 120px;
}
.hd_bg .hd .hd_logo {
  position: absolute;
  top: 10px;
  left: 0;
  font-family: "Zen Kaku Gothic New", sans-serif;
  transition: 0.3s;
}
.hd_bg .hd .hd_logo.hd_logo_scroll {
  filter: invert(0.6);
}
.hd_bg .hd .hd_logo a {
  display: flex;
  gap: 10px;
  color: #fff;
  line-height: 1;
  text-decoration: none;
}
.hd_bg .hd .hd_logo a img {
  height: 60px;
}
.hd_bg .hd .hd_logo a .hd_text p {
  font-size: 20px;
  letter-spacing: 0.1em;
}
.hd_bg .hd .hd_logo a .hd_text span {
  font-size: 10px;
}
.hd_bg .hd .hd_contact {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0px 10px 5px;
  border-radius: 0px 0px 16px 16px;
  background-color: #6fbfbf;
}
.hd_bg .hd .hd_contact .tel, .hd_bg .hd .hd_contact .mail, .hd_bg .hd .hd_contact .instagram {
  color: #fff;
  text-decoration: none;
  transition: 0.3s;
}
.hd_bg .hd .hd_contact .tel:hover, .hd_bg .hd .hd_contact .mail:hover, .hd_bg .hd .hd_contact .instagram:hover {
  opacity: 0.7;
}
.hd_bg .hd .hd_contact .mail, .hd_bg .hd .hd_contact .instagram {
  position: relative;
  height: 30px;
  width: 30px;
  background: url(../images/circle.png);
  background-size: contain;
}
.hd_bg .hd .hd_contact .tel {
  font-size: 18px;
}
.hd_bg .hd .hd_contact .tel::before {
  content: "";
  display: inline-block;
  height: 18px;
  width: 18px;
  background-image: url("../images/tel_icon.png");
  background-repeat: no-repeat;
  background-size: contain;
  vertical-align: middle;
  margin-left: 0.5em;
}
.hd_bg .hd .hd_contact .mail::before {
  position: absolute;
  transform: translate(34%, 50%);
  content: "";
  display: inline-block;
  height: 18px;
  width: 18px;
  background-image: url("../images/mail_icon.png");
  background-repeat: no-repeat;
  background-size: contain;
  vertical-align: middle;
  text-align: center;
}
.hd_bg .hd .hd_contact .instagram::before {
  position: absolute;
  transform: translate(34%, 34%);
  content: "";
  display: inline-block;
  height: 18px;
  width: 18px;
  background-image: url("../images/instagram_icon.png");
  background-repeat: no-repeat;
  background-size: contain;
  vertical-align: middle;
  text-align: center;
}

.index_top_img {
  position: relative;
  width: 100%;
}
.index_top_img img {
  width: 100%;
}
.index_top_img h1 {
  position: absolute;
  top: 25%;
  left: 50%;
  transform: translate(-50%, 50%);
  color: #fff;
  font-size: 2vw;
  font-weight: 600;
  text-align: center;
  letter-spacing: 0.1em;
}

.index_top_img_symposium {
  position: relative;
  width: 100%;
}
.index_top_img_symposium img {
  width: 100%;
}
.index_top_img_symposium h1 {
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translate(-50%, 50%);
  color: #fff;
  font-size: 3vw;
  font-weight: 600;
  text-align: center;
  line-height: 1.2;
}
.index_top_img_symposium h1 span {
  font-size: 1.2vw;
  letter-spacing: 0.2em;
}
.index_top_img_symposium p {
  position: absolute;
  top: 45%;
  left: 50%;
  transform: translate(-50%, 50%);
  color: rgb(105, 105, 105);
  font-size: 1.2vw;
  font-weight: 600;
  text-align: center;
  line-height: 1.2;
  background-color: rgba(255, 255, 255, 0.7);
  border-radius: 10px;
  width: 600px;
  padding: 10px;
}

/*----------------------------------------------------------------------------
******************************************************************************
** global nav
******************************************************************************
----------------------------------------------------------------------------*/
.nav_bg {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 150px;
}
.nav_bg .nav {
  overflow: visible;
  height: 80px;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.7);
  transition: 0.3s;
}
.nav_bg .nav.nav_fixed {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1;
  box-shadow: 0px 1px 10px -10px;
}
.nav_bg .nav .nav_list {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  height: 100%;
  width: 100%;
}
.nav_bg .nav .nav_list img {
  transition: All 0.5s ease;
}
.nav_bg .nav .nav_list img:hover {
  opacity: 0;
}
.nav_bg .nav .nav_list a.current img {
  opacity: 0;
}
.nav_bg .nav .nav_list > li {
  position: relative;
  z-index: 1000;
}
.nav_bg .nav .nav_list > li > a {
  position: relative;
  display: block;
  color: #6fbfbf;
  font-size: 14px;
  text-align: center;
  text-decoration: none;
  font-weight: normal;
  transition: 0.3s;
}
.nav_bg .nav .nav_list > li > a:hover::before, .nav_bg .nav .nav_list > li > a.current::before {
  color: #6fbfbf;
}
.nav_bg .nav .nav_list > li > a:hover::after, .nav_bg .nav .nav_list > li > a.current::after {
  transform: scale(1, 1);
}
.nav_bg .nav .nav_list > li > a::before {
  display: flex;
  align-items: center;
  flex-direction: column;
  content: attr(data-text);
  color: #5d5d5d;
  font-size: 18px;
  font-weight: bold;
}
.nav_bg .nav .nav_list > li > a::after {
  content: "";
  position: absolute;
  bottom: -0.2em;
  left: 0%;
  width: 100%;
  height: 2px;
  background: #6fbfbf;
  transition: all 0.3s;
  transform: scale(0, 1);
  transform-origin: left top;
}
.nav_bg .nav .nav_list > li .child_wrap_btn {
  display: none;
}
.nav_bg .nav .nav_list > li:hover .child_wrap .nav_clist {
  display: block;
  animation: nav_active 1s ease 0s 1 alternate;
}
.nav_bg .nav .nav_list > li > .child_wrap > .nav_clist {
  position: absolute;
  top: 100%;
  left: 0;
  display: none;
  width: 100%;
  transition: All 0.5s ease;
}
.nav_bg .nav .nav_list > li > .child_wrap > .nav_clist > li {
  position: relative;
  border-bottom: 1px solid rgba(255, 255, 255, 0.7);
  width: 160px;
}
.nav_bg .nav .nav_list > li > .child_wrap > .nav_clist > li > a {
  display: block;
  padding: 10px;
  background-color: #6fbfbf;
  color: #fff;
  text-decoration: none;
}
.nav_bg .nav .nav_list > li > .child_wrap > .nav_clist > li > a:hover, .nav_bg .nav .nav_list > li > .child_wrap > .nav_clist > li > a.current {
  opacity: 0.8;
}
.nav_bg .nav .nav_list > li > .child_wrap > .nav_clist > li:hover .child_wrap .nav_glist {
  display: block;
  animation: nav_active 1s ease 0s 1 alternate;
}
.nav_bg .nav .nav_list > li > .child_wrap > .nav_clist > li > .child_wrap > .nav_glist {
  position: absolute;
  top: 0;
  left: 100%;
  display: none;
  width: 100%;
}
.nav_bg .nav .nav_list > li > .child_wrap > .nav_clist > li > .child_wrap > .nav_glist > li {
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
  border-left: 1px solid rgba(255, 255, 255, 0.4);
}
.nav_bg .nav .nav_list > li > .child_wrap > .nav_clist > li > .child_wrap > .nav_glist > li > a {
  display: block;
  padding: 10px;
  background-color: rgba(111, 191, 191, 0.7);
  color: #fff;
  text-decoration: none;
}
.nav_bg .nav .nav_list > li > .child_wrap > .nav_clist > li > .child_wrap > .nav_glist > li > a:hover, .nav_bg .nav .nav_list > li > .child_wrap > .nav_clist > li > .child_wrap > .nav_glist > li > a.current {
  background-color: rgba(111, 191, 191, 0.9);
  box-shadow: 0 0 4px rgba(255, 0, 0, 0.2);
}
.nav_bg .nav .sp_nav_info {
  display: none;
}

@keyframes nav_active {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
/*----------------------------------------------------------------------------
******************************************************************************
** footer
******************************************************************************
----------------------------------------------------------------------------*/
.ft_bg {
  background-color: #6fbfbf;
}
.ft_bg #ft .ft_top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 40px;
}
.ft_bg #ft .ft_top .ft_info img {
  width: 280px;
}
.ft_bg #ft .ft_top .ft_info p {
  color: #fff;
  font-weight: bold;
  font-family: "Zen Kaku Gothic New", sans-serif;
  margin-top: 10px;
}
.ft_bg #ft .ft_top .ft_info .ft_contact {
  text-align: center;
  margin-top: 30px;
}
.ft_bg #ft .ft_top .ft_info .ft_contact h3 {
  font-size: 14px;
  color: #6fbfbf;
  background-color: #fff;
  width: 100%;
  padding: 0.5em;
  border-radius: 32px;
}
.ft_bg #ft .ft_top .ft_manu {
  width: 600px;
}
.ft_bg #ft .ft_top .ft_manu .nav_list {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  font-family: "Zen Kaku Gothic New", sans-serif;
}
.ft_bg #ft .ft_top .ft_manu .nav_list ul {
  margin-block: 0.5em;
}
.ft_bg #ft .ft_top .ft_manu .nav_list > li {
  text-align: center;
  margin-left: 0;
}
.ft_bg #ft .ft_top .ft_manu .nav_list > li > a {
  position: relative;
  display: block;
  color: #6fbfbf;
  font-size: 18px;
  line-height: 1;
  text-align: center;
  text-decoration: none;
  font-weight: bold;
  transition: 0.3s;
}
.ft_bg #ft .ft_top .ft_manu .nav_list > li > a::before {
  display: flex;
  align-items: center;
  flex-direction: column;
  content: attr(data-text);
  color: #fff;
  font-size: 12px;
  letter-spacing: 0.1em;
  font-weight: bold;
}
.ft_bg #ft .ft_top .ft_manu .nav_list > li .nav_clist > li > a {
  font-size: 12px;
  font-weight: bold;
}
.ft_bg #ft .ft_top .ft_manu .nav_list > li .nav_clist > li .nav_glist > li > a {
  font-size: 12px;
}
.ft_bg #ft .ft_top .ft_manu .nav_list li a {
  color: #fff;
  text-decoration: none;
  transition: 0.3s;
}
.ft_bg #ft .ft_top .ft_manu .nav_list li a:hover {
  opacity: 0.7;
}
.ft_bg .ft_copy {
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 12px;
  text-align: center;
  background-color: #fff;
  height: 30px;
}

/*----------------------------------------------------------------------------
******************************************************************************
** pagetop
******************************************************************************
----------------------------------------------------------------------------*/
.pt {
  border-radius: 50%;
  background-color: #6fbfbf;
  box-shadow: 0 0 2px 0px;
  bottom: 30px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 60px;
  right: 30px;
  position: fixed;
  width: 60px;
  z-index: 100;
}
.pt:hover {
  opacity: 0.6;
}
.pt .pt_btn {
  cursor: pointer;
  display: block;
  width: 20px;
  height: 20px;
  margin-top: 8px;
  transform: rotate(45deg);
  position: relative;
}
.pt .pt_btn::before, .pt .pt_btn::after {
  background-color: #fff;
  content: "";
  display: block;
  top: 0;
  left: 0;
  position: absolute;
}
.pt .pt_btn::before {
  width: 7px;
  bottom: 0;
}
.pt .pt_btn::after {
  height: 7px;
  right: 0;
}

/*----------------------------------------------------------------------------
******************************************************************************
** index
******************************************************************************
----------------------------------------------------------------------------*/
#page .hd_bg .hd .hd_logo a img {
  height: 60px;
  filter: invert(0.6);
}
#page .nav_bg {
  margin-top: 100px;
}

h2 {
  display: flex;
  align-items: center;
  flex-direction: column;
  color: #6fbfbf;
  margin-bottom: 0px;
}
h2::before {
  content: attr(data-text);
  color: #5d5d5d;
  font-size: 26px;
  font-weight: bold;
}

.prev_button {
  width: 100%;
  height: 50px;
}
.prev_button a {
  position: relative;
  display: block;
  font-size: 16px;
  font-weight: bold;
  text-decoration: none;
  color: #6fbfbf;
  padding: 15px 30px;
  border: 1px solid #6fbfbf;
  border-radius: 40px;
  transition: 0.3s;
}
.prev_button a::after {
  position: absolute;
  content: "";
  background: url(../images/arrow_right.png) no-repeat;
  background-size: contain;
  width: 20px;
  height: 20px;
  top: 50%;
  right: 15px;
  transform: translateY(-50%);
  transition: 0.3s;
}
.prev_button a:hover {
  color: #fff;
  background-color: #6fbfbf;
}
.prev_button a:hover::after {
  filter: brightness(0) invert(2);
  right: 5px;
}

.guid_content {
  background-color: #ebfaf6;
}
.guid_content .guid_content_inner {
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: 450px;
}
.guid_content .guid_content_inner .guid_item {
  position: relative;
  width: 30%;
}
.guid_content .guid_content_inner .guid_item .guid_item_link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  width: 100%;
  color: #5d5d5d;
  text-decoration: none;
  transition: 0.3s;
}
.guid_content .guid_content_inner .guid_item .guid_item_link:hover, .guid_content .guid_content_inner .guid_item .guid_item_link.current {
  color: #fff;
  transition: 0.3s;
}
.guid_content .guid_content_inner .guid_item .guid_item_link:hover .guid_icon, .guid_content .guid_content_inner .guid_item .guid_item_link.current .guid_icon {
  scale: 1.1;
  background-color: #6fbfbf;
  transition: 0.5s ease;
}
.guid_content .guid_content_inner .guid_item .guid_item_link:hover .guid_icon img, .guid_content .guid_content_inner .guid_item .guid_item_link.current .guid_icon img {
  filter: brightness(0) invert(1);
}
.guid_content .guid_content_inner .guid_item .guid_item_link:hover .guid_icon p, .guid_content .guid_content_inner .guid_item .guid_item_link.current .guid_icon p {
  color: #fff;
}
.guid_content .guid_content_inner .guid_item .guid_item_link:hover .guid_text, .guid_content .guid_content_inner .guid_item .guid_item_link.current .guid_text {
  color: #6fbfbf;
}
.guid_content .guid_content_inner .guid_item .guid_item_link .guid_icon {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 10px;
  background-color: #fff;
  border-radius: 50%;
  aspect-ratio: 1/1;
  width: 60%;
  padding: 20px;
  transition: 0.5s ease;
}
.guid_content .guid_content_inner .guid_item .guid_item_link .guid_icon img {
  width: 70px;
}
.guid_content .guid_content_inner .guid_item .guid_item_link .guid_icon p {
  font-size: 16px;
  text-align: center;
}
.guid_content .guid_content_inner .guid_item .guid_item_link .guid_text {
  font-size: 16px;
  text-align: center;
}
.guid_content .guid_content_inner .guid_item .zadankai {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  margin-top: 20px;
}

.index_news {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 30px;
  margin-top: 80px;
}
.index_news .news_left {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  flex-direction: column;
  gap: 20px;
  width: 25%;
}
.index_news .index_news_scrl {
  max-height: 400px;
  width: 75%;
  overflow: auto;
}
.index_news .index_news_scrl .index_news_item {
  border-bottom: 1px solid rgba(112, 112, 112, 0.2);
  display: flex;
  padding: 20px 10px;
  width: 100%;
}
.index_news .index_news_scrl .index_news_item .index_news_item_date {
  width: 130px;
}
.index_news .index_news_scrl .index_news_item .index_news_item_date:before {
  vertical-align: bottom;
  margin-right: 0.2em;
}
.index_news .index_news_scrl .index_news_item .index_news_item_ttl {
  width: calc(100% - 140px);
}
.index_news .index_news_scrl .index_news_item .index_news_item_ttl .index_news_item_icon_new {
  display: inline-block;
  color: #c00;
  font-size: 0.9em;
  font-weight: bold;
  margin-left: 0.3em;
}
.index_news .index_news_scrl .index_news_item .index_news_item_ttl .index_news_item_icon_new:before {
  content: "NEW";
}

.index_greet {
  background: url(../images/greet_bk_img.png);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  height: 600px;
  padding: 50px;
  margin-block: 100px;
}
.index_greet p {
  color: #6fbfbf;
  text-align: center;
  font-size: 24px;
  font-weight: bold;
  line-height: 2;
  letter-spacing: 0.1em;
  filter: drop-shadow(2px 2px 1px rgba(0, 0, 0, 0.1));
  padding: 50px;
}

/*座談会ページ*/
.index_symposium {
  margin-top: 50px;
}

.symposium h2 {
  position: relative;
  margin: 0;
}
.symposium h2::after {
  position: absolute;
  content: "";
  top: 38px;
  left: 50%;
  transform: translateX(-50%);
  height: 2px;
  width: 110px;
  background-color: #6fbfbf;
}

.index_symposium p {
  color: #6fbfbf;
  text-align: center;
  font-size: 24px;
  font-weight: bold;
  line-height: 2;
  letter-spacing: 0.1em;
  filter: drop-shadow(2px 2px 1px rgba(0, 0, 0, 0.1));
  padding: 50px;
}
.index_symposium .name {
  position: relative;
  margin-top: 30px;
}

.name2, .name3, .name4, .name5 {
  position: relative;
  margin-top: 30px;
}

.index_symposium .name h2 {
  color: #5D5D5D;
  position: relative;
  margin-bottom: 0.2rem;
  font-weight: bold;
  font-size: 20px;
  text-align: center;
  width: 100%;
}
.index_symposium .name h2::before {
  width: 100%;
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  color: #D2EBEB;
  font-size: 18px;
  text-transform: uppercase;
  content: "Naoya Hashimoto";
  z-index: 1;
}
.index_symposium .name2 h2 {
  color: #5D5D5D;
  position: relative;
  margin-bottom: 0.2rem;
  font-weight: bold;
  font-size: 20px;
  text-align: center;
  width: 100%;
}
.index_symposium .name2 h2::before {
  width: 100%;
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  color: #D2EBEB;
  font-size: 18px;
  text-transform: uppercase;
  content: "Daisuke Maruyama";
  z-index: 1;
}
.index_symposium .name3 h2 {
  color: #5D5D5D;
  position: relative;
  margin-bottom: 0.2rem;
  font-weight: bold;
  font-size: 20px;
  text-align: center;
  width: 100%;
}
.index_symposium .name3 h2::before {
  width: 100%;
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  color: #D2EBEB;
  font-size: 18px;
  text-transform: uppercase;
  content: "Sho Nishii";
  z-index: 1;
}
.index_symposium .name4 h2 {
  color: #5D5D5D;
  position: relative;
  margin-bottom: 0.2rem;
  font-weight: bold;
  font-size: 20px;
  text-align: center;
  width: 100%;
}
.index_symposium .name4 h2::before {
  width: 100%;
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  color: #D2EBEB;
  font-size: 18px;
  text-transform: uppercase;
  content: "Kazuaki Kamata";
  z-index: 1;
}
.index_symposium .name5 h2 {
  color: #5D5D5D;
  position: relative;
  margin-bottom: 0.2rem;
  font-weight: bold;
  font-size: 20px;
  text-align: center;
  width: 100%;
}
.index_symposium .name5 h2::before {
  width: 100%;
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  color: #D2EBEB;
  font-size: 18px;
  text-transform: uppercase;
  content: "Ayaka Kuze";
  z-index: 1;
}
.index_symposium .name h2 span, .index_symposium .name2 h2 span, .index_symposium .name3 h2 span, .index_symposium .name4 h2 span, .index_symposium .name5 h2 span {
  position: absolute;
  top: 7px;
  left: 200px;
  font-size: 15px;
}
.index_symposium .name p, .index_symposium .name2 p, .index_symposium .name3 p, .index_symposium .name4 p, .index_symposium .name5 p {
  width: 100%;
  position: absolute;
  top: 0px;
  left: 50%;
  transform: translateX(-50%);
  color: #6FBFBF;
  font-size: 14px;
}
.index_symposium .special {
  width: 80%;
  margin: 0 auto;
  margin-top: 50px;
  background: #5D5D5D;
  border-radius: 13px;
}
.index_symposium .special h3 {
  width: 100%;
  margin: 0 auto;
  font-size: 14px;
  color: #828282;
  text-align: center;
  background: #F2F2F2;
  padding: 10px;
}
.index_symposium .special h3 span {
  color: #6FBFBF;
}

.accordion-area section {
  border: 1px solid #ccc;
}

/*アコーディオンタイトル*/
.title {
  position: relative;
  cursor: pointer;
  font-size: 1.2em;
  font-weight: bold;
  text-align: center;
  padding: 10px;
  transition: all 0.5s ease;
  color: #8ECCCC;
  border: 1px solid #8ECCCC;
  border-radius: 40px;
}
.title span {
  font-size: 2em;
  margin-right: 20px;
  vertical-align: middle;
}
.title::before, .title::after {
  position: absolute;
  content: "";
  width: 15px;
  height: 2px;
  background-color: #8ECCCC;
}
.title::before {
  top: 48%;
  left: 90%;
  transform: rotate(0deg);
}
.title::after {
  top: 48%;
  left: 90%;
  transform: rotate(90deg);
}
.title.close::before {
  transform: rotate(45deg);
}
.title.close::after {
  transform: rotate(-45deg);
}

/*アイコンの＋と×*/
/*　closeというクラスがついたら形状変化　*/
/*アコーディオンで現れるエリア*/
.box-area {
  display: none;
  margin-top: 15px;
  background: #f3f3f3;
  padding: 10px !important;
}
.box-area .box-area_txt {
  color: #828282;
  background: #fff;
  font-size: 0.85em;
  text-align: left;
  padding: 10px !important;
}

.btn_symposium {
  display: table;
  position: relative;
  padding: 1em 1.5em;
  border: 2px solid currentColor;
  border-radius: 10px;
  color: #fff;
  background: #74C1C1;
  font-size: 20px;
  font-weight: bold;
  text-align: left;
  text-decoration: none;
  box-sizing: border-box;
  transition: 0.5s;
  line-height: 1.2;
  margin: 20px 0;
}
.btn_symposium::after {
  position: absolute;
  top: 50%;
  right: 1em;
  width: 0.5em;
  height: 0.5em;
  transform: translateY(-50%) rotate(135deg);
  border-right: 2px solid currentColor;
  border-top: 2px solid currentColor;
  content: "";
  color: #fff;
}
.btn_symposium:hover {
  opacity: 0.7;
}

.symposium_h2 {
  font-size: 30px;
  font-weight: bold;
  text-align: center;
  color: #5D5D5D;
  border-bottom: 3px solid #74C1C1;
  width: 75%;
  margin: 0 auto;
  padding: 20px 0;
  line-height: 1.3;
}
.symposium_h2 span {
  font-size: 80px;
  font-weight: bold;
  text-align: center;
  color: #74C1C1;
  z-index: 10;
}

.symposium_img img {
  border-radius: 36px 0px 36px 0px;
}

.symposium_h3 {
  margin: 50px auto;
  color: #74C1C1;
  border: 1px solid #74C1C1;
  border-radius: 12px;
  padding: 15px;
  font-size: 20px;
  font-weight: bold;
  text-align: center;
}

/*青波*/
.container_symposium {
  position: relative;
  background: #2c3e50;
  height: 5vh;
  z-index: 1;
}

.wave_symposium {
  position: absolute;
  height: 105px;
  width: 100%;
  background: #fff;
  bottom: 0;
}
.wave_symposium::before, .wave_symposium::after {
  content: "";
  display: block;
  position: absolute;
  border-radius: 50% 100%;
}
.wave_symposium::before {
  width: 55%;
  height: 100%;
  background-color: #fff;
  right: -1.5%;
  top: 40%;
}
.wave_symposium::after {
  width: 55%;
  height: 109%;
  background-color: #EBFAF6;
  left: -1.5%;
  top: 60%;
}

/*白波*/
.container_symposium2 {
  position: relative;
  background: #EBFAF6;
  height: 5vh;
}

.wave_symposium2 {
  position: absolute;
  height: 105px;
  width: 100%;
  background: #EBFAF6;
  bottom: 0;
}
.wave_symposium2::before, .wave_symposium2::after {
  content: "";
  display: block;
  position: absolute;
  border-radius: 50% 100%;
}
.wave_symposium2::before {
  width: 55%;
  height: 100%;
  background-color: #EBFAF6;
  right: -1.5%;
  top: 40%;
}
.wave_symposium2::after {
  width: 55%;
  height: 109%;
  background-color: #fff;
  left: -1.5%;
  top: 60%;
}

.wave_container_footer_symposium {
  position: relative;
  background: #6fbfbf;
  height: 20px;
  margin-top: auto;
}
.wave_container_footer_symposium .wave {
  position: absolute;
  height: 43px;
  width: 100%;
  background: #6fbfbf;
  bottom: 0;
}
.wave_container_footer_symposium .wave::before, .wave_container_footer_symposium .wave::after {
  content: "";
  display: block;
  position: absolute;
  border-radius: 50% 100%;
}
.wave_container_footer_symposium .wave::before {
  width: 55%;
  height: 100%;
  background-color: #FFFFE6;
  right: -1.5%;
  top: -60%;
}
.wave_container_footer_symposium .wave::after {
  width: 55%;
  height: 109%;
  background-color: #6fbfbf;
  left: -1.5%;
  top: -40%;
}

.index_medical {
  background-color: #ffffe6;
  height: auto;
  padding: 50px;
}
.index_medical .medical_content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 50px;
}
.index_medical .medical_content .medical_item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 30px;
  width: 100%;
}
.index_medical .medical_content .medical_item:nth-child(even) {
  flex-direction: row-reverse;
}
.index_medical .medical_content .medical_item img {
  width: 60%;
  border-radius: 36px 0px 36px 0px;
}
.index_medical .medical_content .medical_item .medical_text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
  width: 40%;
}
.index_medical .medical_content .medical_item .medical_text p {
  margin: 0;
}
.index_medical .medical_content .medical_item h2 {
  position: relative;
  margin: 0;
}
.index_medical .medical_content .medical_item h2::after {
  position: absolute;
  content: "";
  top: 38px;
  left: 50%;
  transform: translateX(-50%);
  height: 2px;
  width: 110px;
  background-color: #6fbfbf;
}
.index_medical .medical_content .medical_item .prev_button {
  width: 240px;
  margin: 0 auto;
}
.index_medical .medical_content .medical_item .prev_button a {
  padding: 10px 40px;
}
.index_medical .medical_content .medical_contact {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: #fff;
  text-align: center;
  background-color: #6fbfbf;
  width: 100%;
  padding: 20px 100px;
}
.index_medical .medical_content .medical_contact h3 {
  text-align: center;
  font-weight: bold;
  width: 100%;
}
.index_medical .medical_content .medical_contact p {
  font-size: 21px;
  font-weight: normal;
  letter-spacing: 0.1em;
}
.index_medical .medical_content .medical_contact .prev_button {
  width: 600px;
  height: 70px;
}
.index_medical .medical_content .medical_contact .prev_button a {
  position: relative;
  display: block;
  font-size: 16px;
  font-weight: bold;
  text-decoration: none;
  color: #6fbfbf;
  padding: 15px 30px;
  background-color: #fff;
  border-radius: 40px;
  transition: 0.3s;
}
.index_medical .medical_content .medical_contact .prev_button a::before {
  position: absolute;
  content: "";
  background: url(../images/mail_blue_icon.png) no-repeat;
  background-size: contain;
  width: 20px;
  height: 20px;
  top: 50%;
  left: 140px;
  transform: translateY(-30%);
  transition: 0.3s;
}
.index_medical .medical_content .medical_contact .prev_button a::after {
  position: absolute;
  content: "";
  background: url(../images/arrow_right.png) no-repeat;
  background-size: contain;
  width: 20px;
  height: 20px;
  top: 50%;
  right: 15px;
  transform: translateY(-50%);
  transition: 0.3s;
}
.index_medical .medical_content .medical_contact .prev_button a:hover {
  color: #fff;
  border: 1px solid #fff;
  background-color: #5fb7a2;
}
.index_medical .medical_content .medical_contact .prev_button a:hover::before {
  filter: brightness(0) invert(2);
}
.index_medical .medical_content .medical_contact .prev_button a:hover::after {
  filter: brightness(0) invert(2);
  right: 5px;
}

.index_instagram {
  background-color: #fff;
}
.index_instagram .instagram_content h2 {
  position: relative;
  margin-block: 70px 20px;
  line-height: 1;
}
.index_instagram .instagram_content h2::after {
  position: absolute;
  content: "";
  top: -30px;
  width: 30px;
  height: 30px;
  background: url(../images/instagram_gray_icon.png) no-repeat;
}
.index_instagram .instagram_content .instagram_item {
  height: 960px;
  background-color: #fff;
}

.index_bnr .univ_button_wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px 60px;
  padding: 60px 0 100px;
}
.index_bnr .univ_button_wrap .univ_button {
  width: calc((100% - 60px) / 2);
}
.index_bnr .univ_button_wrap .univ_button a {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 15px 30px;
  background-color: #1d6c4c;
  transition: 0.3s;
}
.index_bnr .univ_button_wrap .univ_button a:hover {
  opacity: 0.7;
}
.index_bnr .univ_button_wrap .univ_button a img {
  margin: 0 auto;
}

.container {
  position: relative;
  background: #2c3e50;
  height: 50vh;
}
.container svg {
  position: absolute;
  bottom: 0;
  left: 0;
}

.wave_container {
  position: relative;
  background: #ebfaf6;
  height: 50vh;
}
.wave_container .wave {
  position: absolute;
  height: 43px;
  width: 100%;
  background: #ebfaf6;
  bottom: 0;
}
.wave_container .wave::before, .wave_container .wave::after {
  content: "";
  display: block;
  position: absolute;
  border-radius: 50% 100%;
}
.wave_container .wave::before {
  width: 55%;
  height: 100%;
  background-color: #ebfaf6;
  right: -1.5%;
  top: 40%;
}
.wave_container .wave::after {
  width: 55%;
  height: 109%;
  background-color: #fff;
  left: -1.5%;
  top: 60%;
}

.wave_container_menu {
  position: relative;
  height: 20px;
  background: #fff;
}
.wave_container_menu .wave {
  position: absolute;
  height: 30px;
  width: 100%;
  background: #fff;
  bottom: 0;
}
.wave_container_menu .wave::before, .wave_container_menu .wave::after {
  content: "";
  display: block;
  position: absolute;
  border-radius: 50% 100%;
}
.wave_container_menu .wave::before {
  width: 55%;
  height: 100%;
  background-color: #fff;
  right: -1.5%;
  top: 40%;
}
.wave_container_menu .wave::after {
  width: 55%;
  height: 109%;
  background-color: #ebfaf6;
  left: -1.5%;
  top: 60%;
}

.wave_container_guid {
  position: relative;
  background: #ebfaf6;
  height: 20px;
}
.wave_container_guid .wave {
  position: absolute;
  height: 43px;
  width: 100%;
  background: #ebfaf6;
  bottom: 0;
}
.wave_container_guid .wave::before, .wave_container_guid .wave::after {
  content: "";
  display: block;
  position: absolute;
  border-radius: 50% 100%;
}
.wave_container_guid .wave::before {
  width: 55%;
  height: 100%;
  background-color: #ebfaf6;
  right: -1.5%;
  top: 40%;
}
.wave_container_guid .wave::after {
  width: 55%;
  height: 109%;
  background-color: #fff;
  left: -1.5%;
  top: 60%;
}

.wave_container_message {
  position: relative;
  background: #ffffe6;
  height: 20px;
}
.wave_container_message .wave {
  position: absolute;
  height: 43px;
  width: 100%;
  background: #ffffe6;
  bottom: 0;
}
.wave_container_message .wave::before, .wave_container_message .wave::after {
  content: "";
  display: block;
  position: absolute;
  border-radius: 50% 100%;
}
.wave_container_message .wave::before {
  width: 55%;
  height: 100%;
  background-color: #fff;
  right: -1.5%;
  top: -70%;
}
.wave_container_message .wave::after {
  width: 55%;
  height: 109%;
  background-color: #ffffe6;
  left: -1.5%;
  top: -50%;
}

.wave_container_research {
  position: relative;
  height: 20px;
  background: #ffffe6;
}
.wave_container_research .wave {
  position: absolute;
  height: 30px;
  width: 100%;
  background: #ffffe6;
  bottom: 0;
}
.wave_container_research .wave::before, .wave_container_research .wave::after {
  content: "";
  display: block;
  position: absolute;
  border-radius: 50% 100%;
}
.wave_container_research .wave::before {
  width: 55%;
  height: 100%;
  background-color: #fff;
  right: -1.5%;
  top: 90%;
}
.wave_container_research .wave::after {
  width: 55%;
  height: 109%;
  background-color: #ffffe6;
  left: -1.5%;
  top: 10%;
  z-index: 1;
}

.wave_container_footer {
  position: relative;
  background: #6fbfbf;
  height: 20px;
  margin-top: auto;
}
.wave_container_footer .wave {
  position: absolute;
  height: 43px;
  width: 100%;
  background: #6fbfbf;
  bottom: 0;
}
.wave_container_footer .wave::before, .wave_container_footer .wave::after {
  content: "";
  display: block;
  position: absolute;
  border-radius: 50% 100%;
}
.wave_container_footer .wave::before {
  width: 55%;
  height: 100%;
  background-color: #fff;
  right: -1.5%;
  top: -60%;
}
.wave_container_footer .wave::after {
  width: 55%;
  height: 109%;
  background-color: #6fbfbf;
  left: -1.5%;
  top: -40%;
}

/*----------------------------------------------------------------------------
******************************************************************************
** page
******************************************************************************
----------------------------------------------------------------------------*/
#page a img:hover {
  opacity: 0.8;
  transition: all 0.3s ease;
}
#page h1 {
  font-size: 20px;
  margin-bottom: 20px;
}
#page h2 {
  font-size: 32px;
  margin-top: 10px;
  margin-bottom: 1em;
  padding-bottom: 10px;
  border-bottom: 2px solid #6fbfbf;
  line-height: 1.2;
}
#page h3 {
  font-size: 24px;
  margin-top: 16px;
  margin-bottom: 1em;
  padding: 0.5em;
  color: #fff;
  background-color: #6fbfbf;
}
#page h4 {
  font-size: 18px;
  margin-top: 5px;
  margin-bottom: 1em;
  padding: 0.5em;
  border-top: 2px solid #6fbfbf;
  border-bottom: 2px solid #6fbfbf;
}
#page h5, #page h6 {
  font-size: 16px;
  margin-bottom: 2px;
  margin-top: 5px;
}
#page hr {
  border: none;
  border-top: 1px dotted #000;
}
#page iframe {
  max-width: 100%;
}
#page img {
  max-width: 100%;
  height: auto;
}
#page ol {
  margin-top: 1em;
  margin-bottom: 0.5em;
}
#page ol li {
  margin-left: 2em;
  margin-bottom: 0.5em;
}
#page table tr {
  width: 100%;
}
#page table tr th, #page table tr td {
  padding: 0.5em 10px;
}
#page ul li {
  list-style-type: none;
}
#page dl {
  display: flex;
}
#page .page_content {
  margin-bottom: 200px;
  letter-spacing: 0.05em;
}
#page .page_content ul {
  margin-left: 40px;
  margin-bottom: 40px;
}
#page .page_content ul li {
  margin-left: 20px;
  line-height: 2;
  list-style-type: square;
}
#page .page_content dl {
  display: flex;
}
#page .page_content dl dt {
  margin-right: 20px;
}
#page .news_scrl {
  width: 100%;
  overflow: auto;
}
#page .news_scrl .news_item {
  border-bottom: 1px solid rgba(112, 112, 112, 0.2);
  display: flex;
  padding: 20px 10px;
  width: 100%;
}
#page .news_scrl .news_item .news_item_date {
  width: 130px;
}
#page .news_scrl .news_item .news_item_date:before {
  vertical-align: bottom;
  margin-right: 0.2em;
}
#page .news_scrl .news_item .news_item_ttl {
  width: calc(100% - 140px);
}
#page .news_scrl .news_item .news_item_ttl .news_item_icon_new {
  display: inline-block;
  color: #c00;
  font-size: 0.9em;
  font-weight: bold;
  margin-left: 0.3em;
}
#page .news_scrl .news_item .news_item_ttl .news_item_icon_new:before {
  content: "NEW";
}
#page .staff_content {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
#page .staff_content table {
  width: 100%;
  margin-bottom: 40px;
}
#page .staff_content table tr {
  width: 100%;
  border-bottom: 1px solid #ccc;
}
#page .staff_content table tr:last-child {
  border-bottom: none;
}
#page .staff_content table tr th, #page .staff_content table tr td {
  padding: 0.5em;
}
#page .staff_content table tr th {
  letter-spacing: 0.1em;
}
#page .staff_content table tr td {
  vertical-align: top;
}
#page .staff_content table tr td:first-child {
  width: 130px;
}
#page .staff_content table tr td:nth-child(2) {
  width: 200px;
}
#page .staff_content table tr td:nth-child(3) {
  width: 190px;
}
#page .staff_content table tr td:nth-child(4) {
  width: 170px;
}
#page .staff_content table tr td:nth-child(5) {
  width: 250px;
}
#page .staff_content .staff_box {
  letter-spacing: normal;
}
#page .staff_content .staff_box .staff_item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
#page .staff_content .staff_box .staff_item .staff_text {
  letter-spacing: normal;
}
#page .staff_content .staff_box table tr {
  width: 100%;
  border-bottom: 1px solid #ccc;
}
#page .staff_content .staff_box table tr th, #page .staff_content .staff_box table tr td {
  padding: 0px;
}
#page .staff_content .staff_box table tr th {
  letter-spacing: 1px;
}
#page .history_content table {
  margin-inline: 40px;
  width: 880px;
}
#page .history_content table tr {
  width: 100%;
  border-bottom: 1px solid #ccc;
}
#page .history_content table tr th, #page .history_content table tr td {
  padding: 0.5em 48px;
}
#page .history_content table tr th {
  text-align: right;
  width: 30%;
}
#page .history_content table tr td {
  width: 70%;
}
#page .staff {
  border: 1px solid #ccc;
  background: #f9ffff;
}
#page .staff_toggle {
  display: none;
  z-index: 1000;
}
#page .staff_label {
  padding: 5px 10px 0 10px;
  display: block;
  font-size: 1.1em;
  line-height: 1.2;
  z-index: 1000;
  cursor: pointer;
  backface-visibility: hidden;
  transform: translateZ(0);
  transition: all 0.3s;
}
#page .staff_label::before {
  content: "";
  width: 10px;
  height: 10px;
  border-top: 2px solid #6FBFBF;
  border-right: 2px solid #6FBFBF;
  -webkit-transform: rotate(45deg);
  position: absolute;
  top: calc(50% - 3px);
  right: 20px;
  transform: rotate(135deg);
}
#page .staff_label span {
  font-size: 0.9em;
}
#page .staff_con {
  backface-visibility: hidden;
  transform: translateZ(0);
  transition: all 0.3s;
  height: 0;
  margin-bottom: 10px;
  padding: 0 10px;
  overflow: hidden;
}
#page .staff_toggle:checked + .staff_label + .staff_con {
  height: auto;
  padding: 10px;
  transition: all 0.3s;
}
#page .staff_toggle:checked + .staff_label::before {
  transform: rotate(-45deg) !important;
}

/*# sourceMappingURL=style.css.map */