@charset "UTF-8";
@import url(reset.css);
/*--------------------------------------------------------------
reset.css
リセット関係・clearfixなど
--------------------------------------------------------------*/
/* 全デバイス/画面サイズに共通 かつ 
　　480：スマートフォン縦：基本・レイアウト指定 */
/* ------------------------------------------------------------ */
* html body {
  background: url(null) fixed;
}
html {
  font-size: 62.5%;
  overflow-x: hidden;
}
body {
  margin: 0;
  padding: 0;
  background: #fff url(../img/bg.png) repeat-y center top / 100% auto;
  color: #111;
  font-size: 1.6em;
  line-height: 1.8;
  font-weight: 400;
  font-style: normal;
  font-family: -apple-system, BlinkMacSystemFont, Roboto, "Segoe UI", "Helvetica Neue", HelveticaNeue, "游ゴシック体", YuGothic, "游ゴシック Medium", "Yu Gothic Medium", "游ゴシック", "Yu Gothic", Verdana, "メイリオ", Meiryo, sans-serif;
  overflow-wrap: break-word;
  text-size-adjust: 100%;
  font-feature-settings: "palt";
  letter-spacing: 1.6px;
}
body.en {
  letter-spacing: 1.3px;
}
.pc {
  display: none;
}
.sp-only {
  display: block;
}
@media (min-width: 751px) {
  /*電話番号リンクをスマホのみ有効にする*/
  a[href*="tel:"] {
    pointer-events: none;
    cursor: default;
    text-decoration: none;
  }
}
/* ------------------------------------------------------------ */
/* font */
/* ------------------------------------------------------------ */
.din {
  font-family: din-condensed, sans-serif;
  font-weight: 300; /* Light: 300 Regular: 400 */
  font-style: normal;
}
/* ------------------------------------------------------------ */
/* img */
/* ------------------------------------------------------------ */
.main-logo, .thum, .image, .banner {
  margin: 0 auto;
  text-align: center;
}
.image {
  margin: 0 auto 2em;
}
.image .image_caps {
  display: block;
  text-align: left;
  font-size: 1.2rem;
  line-height: 1.4;
  padding-top: 5px;
}
/* ------------------------------------------------------------ */
/* link */
/* ------------------------------------------------------------ */
a {
  color: #111;
  cursor: pointer;
  line-height: inherit;
  -webkit-transition: all .3s ease-in-out;
  transition: all .3s ease-in-out;
  text-decoration: none;
}
a:link {
  text-decoration: none;
}
a:visited {
  text-decoration: none;
}
a:hover {
  opacity: .7;
  text-decoration: none;
}
a:active {
  text-decoration: none;
}
a.more {
  display: inline-block;
  padding: 5px 2em 5px 1em;
  color: #2d4f99;
  border: 1px solid #2d4f99;
  font-size: .85em;
  font-weight: bold;
  position: relative;
  box-shadow: 10px 10px 20px -10px rgba(0, 0, 0, 0);
}
a.more:hover {
  opacity: 1;
  background: #2d4f99;
  color: #fff;
  box-shadow: 10px 10px 20px -10px rgba(0, 0, 0, .5);
}
.more::after {
  content: "";
  display: block;
  width: 8px;
  height: 8px;
  border-top: 2px solid #2d4f99;
  border-right: 2px solid #2d4f99;
  position: absolute;
  top: 50%;
  right: .8em;
  transform: translateY(-50%) rotate(45deg);
  transition: all .2s;
}
.more:hover::after {
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
}
/* ------------------------------------------------------------ */
/* link-box */
.link-box {
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  flex-wrap: wrap;
}
.link-item {
  width: 100%;
  padding: 10px;
  display: inline-flex;
  text-align: center;
  align-items: center;
  position: relative;
}
.link-item .icon {
  margin: 0 5px;
  vertical-align: middle;
}
/* ------------------------------------------------------------ */
/* color */
/* ------------------------------------------------------------ */
.fnt_color {
  color: #2d4f99;
}
.fnt_blk {
  color: #111;
}
.fnt_bold {
  font-weight: bold;
}
.bg_color {
  background: #2d4f99;
  color: #fff;
}
.bg_gradient {
  color: #fff;
  background: -webkit-linear-gradient(to right, #2d4f99, #1ab3e8 50%, #1ab3e8 100%) left top;
  background: linear-gradient(to right, #2d4f99, #1ab3e8 50%, #1ab3e8 100%) left top;
  background-size: 200%;
  transition: 0.3s background;
}
.bg_gradient_org {
  color: #fff;
  background: -webkit-linear-gradient(to right, #ee8c00, #fdba1a 50%, #fdba1a 100%) left top;
  background: linear-gradient(to right, #ee8c00, #fdba1a 50%, #fdba1a 100%) left top;
  background-size: 200%;
  transition: 0.3s background;
}
.bg_gradient:hover,
.bg_gradient_org:hover {
  opacity: 1;
  background-position: right;
}
.bx_shadow {
  padding: 1.5em 1em;
  background: #fff;
  box-shadow: 0 0 30px -15px rgba(0, 0, 0, .5);
}
.bx_bg_color {
  padding: 1.5em 1em;
  background: #E3E9FC;
}
.bx_bg_color.bx_shadow {
  box-shadow: 0 10px 20px -10px rgba(0, 0, 0, .25);
}
.bx_bdr {
  padding: 1.5em 1em;
  background: none;
  border-top: 1px solid #2d4f99;
  border-bottom: 1px solid #2d4f99;
}
/* ------------------------------------------------------------ */
/* icon */
/* ------------------------------------------------------------ */
.icon {
  display: inline-block;
  width: 28px;
  height: 28px;
  line-height: 1;
  text-align: center;
}
.icon-seminar {
  width: 36px;
  height: 33px;
}
.icon img {
  width: 100%;
  height: 100%;
}
/* ------------------------------------------------------------ */
/* ボタン */
/* ------------------------------------------------------------ */
.btn {
  text-align: center;
  height: auto;
  margin: 0 auto;
}
.btn a {
  display: inline-block;
  color: #fff;
  background: #2d4f99;
  border: 1px solid #2d4f99;
  margin: 0 auto;
  padding: 12px 1em;
  position: relative;
  z-index: 1;
}
.btn a:hover {
  opacity: 1;
  color: #2d4f99;
  background: #fff;
}
.btn_round a {
  border-radius: 60px;
}
.btn_gradient a {
  border: none;
  background: -webkit-linear-gradient(to right, #2d4f99, #1ab3e8 50%, #1ab3e8 100%) left top;
  background: linear-gradient(to right, #2d4f99, #1ab3e8 50%, #1ab3e8 100%) left top;
  background-size: 200%;
  transition: 0.3s background;
}
.btn_gradient_org a {
  border: none;
  background: -webkit-linear-gradient(to right, #ee8c00, #fdba1a 50%, #fdba1a 100%) left top;
  background: linear-gradient(to right, #ee8c00, #fdba1a 50%, #fdba1a 100%) left top;
  background-size: 200%;
  transition: 0.3s background;
}
.btn_gradient a:hover {
  color: #fff;
  background: -webkit-linear-gradient(to right, #2d4f99, #1ab3e8 50%, #1ab3e8 100%) right top;
  background: linear-gradient(to right, #2d4f99, #1ab3e8 50%, #1ab3e8 100%) right top;
  background-size: 200%;
}
.btn_gradient_org a:hover {
  color: #fff;
  background: -webkit-linear-gradient(to right, #ee8c00, #fdba1a 50%, #fdba1a 100%) right top;
  background: linear-gradient(to right, #ee8c00, #fdba1a 50%, #fdba1a 100%) right top;
  background-size: 200%;
}
.btn-box {
  text-align: center;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
}
.btn-box .btn {
  margin: 0 1em 1em;
  width: calc(100%/2 - 3em);
}
/* ------------------------------------------------------------ */
/* particles */
/* ------------------------------------------------------------ */
#particles-js {
  width: 100%;
  height: 100%;
  position: fixed;
  z-index: -1;
  top: 0;
}
.particles-js-canvas-el {
  position: fixed;
  z-index: -1;
  top: 0;
}
/* ------------------------------------------------------------ */
/* pjax */
/* ------------------------------------------------------------ */
.barba-leave-active,
.barba-enter-active {
  transition: .3s ease-out;
}
.barba-leave {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.barba-enter {
  opacity: 0;
  visibility: hidden;
  transform: translateY(10vh);
}
.barba-leave-to {
  opacity: 0;
  visibility: hidden;
  transform: translateY(10vh);
}
.barba-enter-to {
  opacity: 1;
  visibility: visible;
  transform: none;
}
/* ------------------------------------------------------------ */
/* main-logo */
/* ------------------------------------------------------------ */
.main-logo {
  max-width: 164px;
  max-height: 30px;
}
.main-logo a {
  display: block;
  width: 100%;
  margin: 0 auto;
}
/* ------------------------------------------------------------ */
/* common layouts */
/* ------------------------------------------------------------ */
.wrapper {
  width: 100%;
  height: auto;
  position: relative;
  z-index: 1;
  overflow: hidden;
}
.inner {
  width: 100%;
  max-width: 1000px;
  height: auto;
  padding: 0 2em;
  margin: 0 auto;
  clear: both;
}
.inner::after {
  content: "";
  clear: both;
  display: block;
}
/* ------------------------------------------------------------ */
/* header */
/* ------------------------------------------------------------ */
.main-header {
  width: 100%;
  height: auto;
  background: #fff;
  box-shadow: 0 0 20px -10px rgba(0, 0, 0, .5);
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  -webkit-overflow-scrolling: touch; /* スマホ用の慣性スクロール */
}
.main-header .main-logo {
  padding: 20px 15px;
  width: 34%;
  margin: 0;
  max-width: inherit;
  max-height: inherit;
}
.main-header .main-logo a {
  max-width: 164px;
  max-height: none;
  display: flex;
  align-items: center;
}
/* ------------------------------------------------------------ */
/* hamburger */
.drawer-hamburger {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 30px;
  height: 20px;
  min-height: inherit;
  padding: 0;
}
.drawer--right .drawer-hamburger,
.drawer--right.drawer-open .drawer-hamburger {
  right: 15px;
}
.drawer-open .drawer-hamburger {
  height: 30px;
}
.drawer-hamburger-icon {
  margin-top: 0;
  height: 100%;
  background: none;
  border-top: 2px solid #2d4f99;
}
.drawer-hamburger-icon:after,
.drawer-hamburger-icon:before {
  background-color: #2d4f99;
}
.drawer-hamburger-icon:before {
  top: 7px;
}
.drawer-hamburger-icon:after {
  top: inherit;
  bottom: 0;
}
.drawer-open .drawer-hamburger-icon {
  border-top: none;
}
.drawer-open .drawer-hamburger-icon:before {
  top: 10px;
}
.drawer-open .drawer-hamburger-icon:after {
  top: 10px;
}
.drawer-overlay {
  z-index: 999;
  background-color: rgba(0, 0, 0, 0.5);
}
/* ------------------------------------------------------------ */
/* gnav */
/* ------------------------------------------------------------ */
.gnav {
  width: 100%;
  z-index: 9998;
  box-shadow: 0 0 20px -10px rgba(0, 0, 0, .5);
}
.drawer_inner {
  padding: 80px 0 0;
  background: #fff;
  z-index: 9998;
  width: 100%;
  height: 100%;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.drawer-menu {
  padding: 55px 0 0;
}
.drawer--right .drawer-nav {
  right: -100%;
}
.drawer--right .drawer-hamburger,
.drawer--right.drawer-open .drawer-nav,
.drawer--right.drawer-open .drawer-navbar .drawer-hamburger {
  overflow: auto;
  -webkit-overflow-scrolling: touch;
}
/* ------------------------------------------------------------ */
/* select-lang */
.select-lang {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 auto;
  padding: 2em 0 1.8em;
  background: #fff;
}
.select-lang a {
  color: #2d4f99;
  font-weight: bold;
  padding: 0 .8em;
  line-height: 1;
  border-left: 1px solid #000;
}
.select-lang a:last-child {
  border-right: 1px solid #000;
}
/* ------------------------------------------------------------ */
/* tab-box */
@keyframes fadeIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
@keyframes slideInLeft {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(0);
  }
}
@keyframes slideInRight {
  0% {
    transform: translateX(100%);
  }
  100% {
    transform: translateX(0);
  }
}
.tab-box {
  background: #fff;
}
.tab-btn {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid #ccc;
  border-bottom: 1px solid #ccc;
  position: relative;
  z-index: 3;
}
.tab-btn .btn-item {
  padding: 10px 1em;
  width: 50%;
  color: #2d4f99;
  font-size: 14px;
  font-weight: bold;
  text-align: center;
  position: relative;
}
.en .tab-btn .btn-item {
  padding: 1em .5em;
  line-height: 1.4;
}
.tab-btn .btn-item.is-active {
  opacity: 1;
  background: #2d4f99;
  color: #fff;
  animation: fadeIn ease-in-out 0.6s;
}
.tab-btn .btn-item::after {
  content: "";
  display: block;
  width: 12px;
  height: 12px;
  background: #2d4f99;
  opacity: 0;
  visibility: hidden;
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  transition: opacity .3s;
}
.tab-btn .btn-item.is-active::after {
  opacity: 1;
  visibility: visible;
}
.tab-item {
  display: none;
}
.tab-item.is-show {
  display: block;
  animation: fadeIn ease-in-out 0.6s;
}
/* ------------------------------------------------------------ */
/* nav-menu */
.nav-menu {
  width: 100%;
  background: #fff;
}
.nav-menu li {
  width: 100%;
  border-bottom: 1px solid #2d4f99;
}
.nav-menu li a {
  display: block;
  width: 100%;
  padding: 1em;
  color: #3A5CA3;
  font-weight: bold;
  font-size: 14px;
  line-height: 1.6;
  position: relative;
  overflow: hidden;
  z-index: 2;
}
.nav-menu li a:hover {
  opacity: 1;
}
.nav-menu li a::after {
  content: "";
  display: block;
  width: 0;
  height: 100%;
  background: #C7F6FF;
  transform: skewX(-30deg);
  transition: width .3s;
  position: absolute;
  top: 0;
  left: -2em;
  z-index: -1;
}
.nav-menu li a:hover::after,
.nav-menu li.current a::after {
  width: 180%;
}
.gnav .link-item {
  color: #fff;
  font-weight: bold;
  position: relative;
}
.gnav .link-seminar {
  padding: 10px 1em;
  text-align: left;
  line-height: 1.4;
  font-size: 14px;
}
.gnav .link-item:last-of-type {
  background: #2d4f99;
  font-size: 1rem;
}
.gnav .link-item .icon-seminar {
  margin: 0 10px 0 0;
}
.gnav .link-item .icon-arw {
  position: absolute;
  top: 50%;
  right: 10px;
  transform: translateY(-50%);
}
/* ------------------------------------------------------------ */
/* common content */
/* ------------------------------------------------------------ */
.content {
  width: 100%;
  height: auto;
  position: relative;
  z-index: 10;
  padding: 60px 0 1em;
  margin: 0 auto;
}
.top .content {
  padding: 60px 0 3em;
}
/* ------------------------------------------------------------ */
/* ttl */
.main-ttl {
  font-size: 3rem;
  color: #2d4f99;
  margin: 0 auto 10px;
  line-height: 1.6;
}
.sub .page_content .main-ttl {
  font-size: 2.4rem;
  text-align: center;
  margin: 0 auto 1.2em;
}
.sub-ttl {
  font-size: 2rem;
  color: #2d4f99;
}
.main-ttl.bg_gradient,
.main-ttl.bg_gradient_org,
.sub-ttl.bg_gradient,
.sub-ttl.bg_gradient_org {
  color: #fff;
  line-height: 1.3;
  padding: 10px;
}
.main-ttl.bg_gradient:hover,
.main-ttl.bg_gradient_org:hover,
.sub-ttl.bg_gradient:hover, 
.sub-ttl.bg_gradient_org:hover {
  background-position: left top;
}
.sub .page_content .sub-ttl {
  text-align: center;
  margin: 0 auto;
}
.item-ttl {
  font-size: 1.8rem;
  color: #2d4f99;
}
.item-ttl span {
  display: block;
  font-size: .8em;
}
.item-ttl span.marker {
  display: inline;
  font-size: 1em;
}
.page_content .item-ttl {
  font-size: 1.8rem;
  margin: 0 auto 5px;
  color: inherit;
  line-height: 1.5;
}
.en .page_content .item-ttl {
  letter-spacing: 1px;
  line-height: 1.4;
}
.page_content .item-sub-ttl {
  margin: 0 auto .5em;
  line-height: 1.5;
}
.page_content .flx_4cols .item-ttl {
  font-size: 1em;
}
.caption {
  font-size: 1.5rem;
}
.notice {
  color: #2d4f99;
  font-weight: bold;
  font-size: .85em;
  line-height: 1.6;
}
.img_area .notice {
  padding: 1em;
}
.caption .notice {
  font-size: 1em;
  padding: 5px 0 0;
}
.marker {
  display: inline;
  background: -webkit-linear-gradient(180deg, rgba(199, 246, 255, 0) 80%, #C7F6FF 80%, #C7F6FF 100%);
  background: linear-gradient(180deg, rgba(199, 246, 255, 0) 80%, #C7F6FF 80%, #C7F6FF 100%);
}
.marker.mrk_org {
  background: -webkit-linear-gradient(180deg, rgba(238, 140, 0, 0) 80%, rgba(238, 140, 0, .5) 80%, rgba(238, 140, 0, .5) 100%);
  background: linear-gradient(180deg, rgba(238, 140, 0, 0) 80%, rgba(238, 140, 0, .5) 80%, rgba(238, 140, 0, .5) 100%);
}
.ttl_bdr {
  border-top: 1px solid #2d4f99;
  line-height: 1;
}
.ttl_bdr span {
  position: relative;
  padding: 0 2em;
  display: inline-block;
}
.ttl_bdr span::before {
  content: "";
  display: block;
  background: #fbfbfb url(../img/ttl-line.svg) no-repeat center bottom / 100% auto;
  width: 100%;
  height: 1.2em;
  position: absolute;
  top: -1.2em;
  left: 0;
  z-index: 1;
}
/* Edge(EdgeHTML) & IE11 & IE10 */
_:-ms-lang(x), .ttl_bdr span::before {
  height: 20px;
  top: -25px;
}
.ttl_bg_color {
  line-height: 1.5;
  background: #e3e9fc;
}
.ttl_bg_color span {
  position: relative;
  padding: 0 2em;
  display: inline-block;
  background: #e3e9fc;
}
.ttl_bg_color span::before {
  content: "";
  display: block;
  border-bottom: 1em solid #e3e9fc; /*文字の幅に合わせる*/
  border-left: 20px solid transparent;
  border-right: 20px solid transparent;
  width: 100%;
  height: 0;
  position: absolute;
  top: -.5em;
  left: 0;
  z-index: -1;
}
/* ------------------------------------------------------------ */
/* flx_box */
.flx_box {
  width: 100%;
  height: auto;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
/* 1カラム */
.flx_item {
  width: 100%;
  height: auto;
  margin: 0 auto 1em;
}
.flx_box.main {
  padding: 0 0 3.5em;
}
@media screen and (min-width: 480px) {
  .flx_box.main {
    padding: 1.5em 1em 3.5em;
  }
}
/* ------------------------------------------------------------ */
/* list */
.note-list {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.note-list .list-item {
  width: 100%;
  margin: 0 0 10px;
}
.note-list .list-item span {
  display: block;
  width: 100%;
  padding: 8px;
  font-size: 1.2rem;
  line-height: 1.5;
}
.note-list .list-item .list_ttl {
  text-align: center;
  font-weight: bold;
  background: #eee;
  font-size: .85em;
}
.note-list.list_2cols .list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
.note-list.list_2cols .list-item span {
  width: 60%;
  padding: 0 0 0 8px;
}
.note-list.list_2cols .list-item span.list_ttl {
  padding: 8px;
  width: 40%;
}
/* ------------------------------------------------------------ */
/* ttl_area */
.ttl_area {
  position: relative;
  margin: 0 auto;
  width: 100%;
}
.ttl_area .ttl-box {
  padding: 20px 1em 0;
  width: 100%;
}
/* sub */
.sub .ttl_area .ttl-box {
  position: relative;
}
.en .ttl_area .ttl-box {
  padding: 1em 1em 5px;
}
.ttl_area .fix-ttl {
  display: flex;
  flex-flow: column wrap;
  align-items: flex-end;
}
.ttl_area .fix-ttl span {
  font-weight: bold;
  font-size: 1.4rem;
  background: #2d4f99;
  color: #fff;
  padding: 3px 10px 6px;
  position: relative;
  text-align: right;
  line-height: 1.5;
}
.ttl_area .fix-ttl span.din {
  font-size: 1.5em;
  line-height: 1.3;
  padding: 6px 10px 3px;
}
.ttl_area .fix-ttl span::before {
  content: "";
  display: block;
  width: 108%;
  height: 105%;
  background: #2d4f99;
  position: absolute;
  top: 0;
  right: 0;
  transform: skewX(40deg);
  z-index: -1;
}
.en .ttl_area .main-ttl {
  margin: 0 auto 8px;
  letter-spacing: 1px;
  line-height: 1.3;
}
.ttl_area .caption {
  font-weight: bold;
  color: #2d4f99;
}
.en .ttl_area .caption {
  line-height: 1.5;
}
.sub .ttl_area .caption {
  color: #111;
}
.ttl_area .caption span {
  font-weight: normal;
  font-size: 1.2rem;
  line-height: 1.3;
}
/* ------------------------------------------------------------ */
/* img_area */
.img_area {
  position: relative;
  margin: 0 auto;
  width: 100%;
  padding: 1em 0 0;
}
.img_area .image-box {
  width: 100%;
  height: 100%;
  margin: 0 auto;
  position: relative;
}
.ttl-box, .image-box {
  opacity: 0;
  visibility: hidden;
  transition: all .5s;
  display: none;
}
.is-show, .ttl-box.hover, .image-box.hover {
  opacity: 1;
  visibility: visible;
  display: block;
  animation: fadeIn ease-in-out 0.6s;
}
.image-box img {
  width: 100%;
  height: auto;
}
.image-box .on, .image-box .off.is-hide {
  opacity: 1;
  visibility: visible;
}
.image-box .on.is-show {
  opacity: 1;
  visibility: visible;
}
/* sub */
.sub .ttl_area {
}
.sub .img_area {
  padding: 1em;
}
.en .sub .img_area {
/*  padding: 0 0 4em;*/
}
.sub .ttl-box, .sub .image-box {
  display: block;
  opacity: 1;
  visibility: visible;
}
.sub .ttl-box {
  padding: 1em;
}
.sub .image-box {
  display: block;
  width: 100%;
  height: auto;
  margin: 1em auto 3em;
}
.sub .img_area .image-box {
  margin: 0 auto;
}
.sub .image-box img {
  position: relative;
  top: inherit;
  left: inherit;
  transform: translateX(0);
}
.video-box {
  width: 100%;
  position: relative;
  padding-top: 54%;
  margin: 0 auto 1em;
}
.video-box iframe {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
}
/* ------------------------------------------------------------ */
/* page content */
/* ------------------------------------------------------------ */
.page_content {
  position: relative;
  margin: 0 auto 2em;
  width: 100%;
  padding: 0 0 1em;
  height: auto;
}
/* scroll */
.scroll-item {
  text-align: center;
  font-size: 1.4rem;
  font-weight: bold;
  margin: 1em auto 0;
  width: 100%;
}
.scroll-item a {
  display: inline-block;
  color: #2d4f99;
  position: relative;
}
@keyframes pulse {
  0% {
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}
.scroll-item a::after {
  content: "";
  display: block;
  border-top: 20px solid #2d4f99;
  border-right: 10px solid transparent;
  border-left: 10px solid transparent;
  width: 10px;
  margin: 0 auto;
  animation: pulse ease-in-out 1.5s infinite;
}
.page_content .box {
  padding: 0 1em;
  margin: 0 auto 5em;
}
.page_content .box:last-child {
  margin: 0 auto;
}
.sub .page_content .image-box.flx_2cols {
  display: flex;
  align-items: center;
}
.page_content .flx_2cols .flx_item {
  margin: 0 auto 1em;
}
.page_content .flx_2cols .flx_item:last-child {
  margin: 0 auto;
}
.page_content .flx_2cols .flx_item .flx_2cols {
  margin: 1em auto 0;
  align-items: center;
}
.page_content .flx_2cols .flx_item .flx_item.thum {
  width: 40%;
  padding: 0;
  margin: 0;
}
.page_content .flx_2cols .flx_item .flx_item.txt {
  width: 60%;
  padding: 0 0 0 1em;
}
.page_content .flx_2cols .flx_item .flx_item .item-ttl {
  font-size: 1em;
}
.page_content .image-box .flx_item .thum,
.page_content .flx_2cols .flx_item .thum {
  margin: 0 auto .5em;
}
.page_content .flx_4cols .flx_item .thum {
  margin: 0 auto .5em;
}
.page_content .image-box .flx_item.thum {
  margin: 0 auto 1em;
}
.page_content .image-box .caption {
  font-size: 1.4rem;
  line-height: 1.6;
  margin: 0 auto .5em;
}
.en .page_content .image-box .caption {
  letter-spacing: 1px;
  line-height: 1.5;
}
.page_content .image-box .indent p {
  padding-left: 1em;
  text-indent: -0.7em;
}
.page_content .image-box .caption span {
  font-size: 1.2rem;
}
.page_content .image-box .flex_item.txt {
  padding: 0 0 0 2em;
}
.page_content .image-box .txt a.more {
  margin: 20px 5px 0 0;
}
.page_content .btn a {
  display: block;
  width: 100%;
  font-size: 1em;
  font-weight: bold;
  padding: .8em 1.8em;
  letter-spacing: 0.1em;
  line-height: 1.2;
  position: relative;
}
.page_content .btn a .icon {
  display: block;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}
.page_content .btn a .icon img {
  position: static;
  top: inherit;
  left: inherit;
  transform: translateX(0);
}
.page_content .btn a .icon-seminar {
  left: .5em;
  width: 30px;
  height: 30px;
}
.page_content .btn a .icon-arw {
  right: .5em;
  width: 20px;
  height: 20px;
}
/* ------------------------------------------------------------ */
/* seminar_entry */
.page_content .seminar_entry {
  padding: 1.5em 1em;
}
.page_content .seminar_entry .sub-ttl {
  margin: 0 auto 1em;
}
.page_content .seminar_entry .caption {
  margin: 0 auto 1.5em;
  text-align: center;
}
.page_content .seminar_entry .item-ttl {
  font-size: 1.4em;
}
.page_content .seminar_entry .item-ttl .marker span {
  padding: 5px 0;
}
.seminar_entry .btn {
  margin: 2em auto 0;
  min-width: 100%;
}
/* ------------------------------------------------------------ */
/* tech_article */
.page_content .tech_article {
  padding: 1em .5em;
}
.page_content .tech_article .btn {
  margin: 1em auto;
}
.page_content .tech_article .btn a {
  font-size: .9em;
  line-height: 1.3;
  position: relative;
  padding: 1em 2.5em 1em 1em;
  word-break: break-word;
}
.page_content .tech_article .btn a::after {
  content: "";
  display: inline-block;
  width: 16px;
  height: 16px;
  background: url("../img/icon-arw.svg") no-repeat center / 100% auto;
  position: absolute;
  top: 50%;
  right: 0.8em;
  transform: translateY(-50%);
}
/* ------------------------------------------------------------ */
/* download */
.page_content .download {
  padding: 1.5em 1em;
  margin: 1em auto 0;
}
.page_content .download .sub-ttl {
  font-size: 1.8rem;
  line-height: 1.6;
}
.page_content .download .btn {
  margin: 1em auto;
}
.page_content .download .btn a {
  font-size: 1em;
  line-height: 1.3;
  position: relative;
  padding: 1em 2.5em 1em 1em;
  word-break: break-word;
}
.page_content .download .btn a::after {
  content: "";
  display: inline-block;
  width: 16px;
  height: 16px;
  background: url("../img/icon-arw.svg") no-repeat center / 100% auto;
  position: absolute;
  top: 50%;
  right: 0.8em;
  transform: translateY(-50%);
}
@media screen and (max-width: 360px) {
  .page_content .download .btn br {
    display: none;
  }
}
/* ------------------------------------------------------------ */
/* top_page */
.top_page .main-ttl {
  font-size: 3rem;
  line-height: 1.5;
  margin: 0 auto .5em;
}
.top_page .item-ttl {
  color: #001A41;
  font-size: 2rem;
  line-height: 1.5;
}
.top_page .caption {
  margin: 1em auto 0;
  color: #001A41;
  font-size: .9em;
}
@media screen and (max-width: 360px) {
  .top_page .main-ttl br {
    display: none;
  }
}
/* ------------------------------------------------------------ */
/* page_02 */
.page_02 .image-box .image .item-sub-ttl {
  display: block;
  text-align: left;
}
@media screen and (min-width: 480px)and (max-width: 767px) {
  .en .page_02 .ttl-box .main-ttl br {
    display: none;
  }
}
/* ------------------------------------------------------------ */
/* page_03 */
@media screen and (min-width: 480px) {
  .page_03 .ttl-box .main-ttl br {
    display: none;
  }
}
.page_03 .flx_box.main .notice {
  max-width: 980px;
  padding: 1em;
}
/* ------------------------------------------------------------ */
/* page_04 */
@media screen and (min-width: 480px) {
  .page_04 .ttl-box .main-ttl br {
    display: none;
  }
}
/* ------------------------------------------------------------ */
/* page_07 */
@media screen and (min-width: 480px) {
  .page_07 .ttl-box .main-ttl br.sp-only {
    display: none;
  }
}
/* ------------------------------------------------------------ */
/* page_08 */
@media screen and (min-width: 480px) {
  .page_08 .ttl-box .main-ttl br.sp-only {
    display: none;
  }
}
/* ------------------------------------------------------------ */
/* page_11 */
@media screen and (min-width: 480px) {
  .page_11 .ttl-box .main-ttl br.sp-only {
    display: none;
  }
}
@media screen and (max-width: 767px) {
  .page_11 .ttl-box .main-ttl br.sp {
    display: none;
  }
}
/* ------------------------------------------------------------ */
/* page_12 */
@media screen and (min-width: 480px)and (max-width: 767px) {
  .page_12 .ttl-box .main-ttl br {
    display: none;
  }
}
/* ------------------------------------------------------------ */
/* page_15 */
@media screen and (min-width: 480px)and (max-width: 767px) {
  .page_15 .ttl-box .main-ttl br {
    display: none;
  }
}
/* ------------------------------------------------------------ */
/* seminar */
.seminar .bx_shadow {
  padding: 2.5em 1.5em;
}
.seminar .ttl-box {
  margin: 0 auto 1.5em;
  padding: 2em 1em;
}
.seminar .ttl-box .main-ttl,
.seminar .ttl-box .caption {
  text-align: center;
}
.seminar .ttl-box .main-ttl {
  line-height: 1.5;
  margin: 0 auto 10px;
}
.seminar .page_content .sub-ttl.ttl_bdr {
  border-bottom: 1px solid #2d4f99;
  margin: 0 auto 1em;
  padding: 5px 0;
}
.seminar .note-list .list-item span {
  font-size: .9em;
}
.seminar .note-list.list_2cols .list-item span {
  width: 100%;
  padding: 1em 0;
}
.seminar .note-list.list_2cols .list-item span.list_ttl {
  width: 100%;
  padding: 8px;
}
/* ------------------------------------------------------------ */
/* download */
.download .ttl-box {
  padding: 2em 1em 4em;
  text-align: center;
}
.download .ttl-box .main-ttl {
  font-size: 2.7rem;
  line-height: 1.5;
}
.en .sub.download .ttl-box {
  padding: 2em 1em 4em;
}
.download .image-box #mrc_webform .mrc_webform_a input[type='text'],
.download .image-box #mrc_download .mrc_webform_a input[type='text'] {
  width: 300px !important;
  width: -webkit-calc(98% - 40px) !important;
  width: -moz-calc(98% - 40px) !important;
  width: calc(98% - 40px) !important;
}



/* ------------------------------------------------------------ */
/* footer */
/* ------------------------------------------------------------ */
.main-footer {
  width: 100%;
  padding: 9px 0;
  background: #2d4f99;
  color: #fff;
  z-index: 9997;
}
.top .main-footer {
  position: fixed;
  bottom: 0;
  right: 0;
}
.copy {
  font-size: 1.2rem;
  width: 100%;
  margin: 0 auto;
  padding: 0 1em;
}
@media screen and (min-width: 768px) {
  /* タブレット縦 /スマートフォン横 */
  .sp {
    display: block;
  }
  .sp-only {
    display: none;
  }
  .bx_shadow, .bx_bg_color, .bx_bdr {
    padding: 2em 1.5em;
  }
  /* ------------------------------------------------------------ */
  /* main-header */
  /* ------------------------------------------------------------ */
  .main-header .main-logo {
    padding: 15px;
    width: 20%;
  }
  /* ------------------------------------------------------------ */
  /* gnav */
  /* ------------------------------------------------------------ */
  .gnav {
    width: 50%;
  }
  .gnav.pc {
    display: none;
  }
  /* ------------------------------------------------------------ */
  /* ttl */
  .main-ttl {
    font-size: 3.4rem;
    margin: 0 auto .5em
  }
  .sub .page_content .main-ttl {
    font-size: 2.6rem;
  }
  .flx_box.main {
    padding: 2.5em 0 3em;
    flex-direction: row-reverse;
    align-items: center;
  }
  /* 2カラム */
  .flx_2cols .flx_item {
    width: calc(100%/2 - 1em);
    margin: 0 1em 2em 0;
  }
  .flx_2cols .flx_item:nth-of-type(2n),
  .flx_2cols .flx_item:last-of-type {
    margin: 0 0 2em;
  }
  /* 3カラム */
  .flx_3cols .flx_item {
    width: calc(100%/3 - 1em);
    margin: 0 1em 2em 0;
  }
  .flx_3cols .flx_item:nth-of-type(3n) {
    margin: 0 0 2em;
  }
  /* 4カラム */
  .flx_4cols .flx_item {
    width: calc(100%/4 - 1em);
    margin: 0 1em 2em 0;
  }
  .flx_4cols .flx_item:nth-of-type(4n) {
    margin: 0 0 2em;
  }
  /* 5カラム */
  .flx_5cols .flx_item {
    width: calc(100%/5 - 1em);
    margin: 0 1em 2em 0;
  }
  .flx_5cols .flx_item:nth-of-type(5n) {
    margin: 0 0 2em;
  }
  /* ------------------------------------------------------------ */
  /* common content */
  /* ------------------------------------------------------------ */
  .top .content {
    padding: 55px 0 3em;
  }
  .sub .ttl_area {
    width: 45%;
  }
  .en .sub .ttl_area {
  }
  .ttl_area .ttl-box {
    padding: 2em 2em 0;
  }
  .en .ttl_area .ttl-box {
    padding: 2em 2em 1em;
  }
  .en .sub .ttl_area .ttl-box {
    padding: 1em;
  }
  .sub .ttl_area .main-ttl {
    font-size: 2.4rem;
  }
  .sub .ttl_area .caption {
    margin: .8em auto 0;
  }
  .en .ttl_area .main-ttl {
    margin: 0 auto 0.6em;
    font-size: 2.8rem;
  }
  .img_area {
    padding: 2em 0 0;
  }
  .sub .img_area {
    padding: 2em 2em 1em;
  }
  .sub .img_area {
    width: 55%;
    padding: 0 0 0 2em;
  }
  .en .sub .img_area {
    padding: 0;
  }
  .page_content .box {
    padding: 0 2em;
  }
  .sub .image-box {
    margin: 2em auto 4em;
  }
  .page_content .image-box .flx_box:not(:first-of-type) {
    margin: 2em auto 0;
  }
  .page_content .flx_2cols .flx_item {
    width: 50%;
    margin: 0;
    padding: 0 1em;
  }
  .page_content .flx_3cols .flx_item {
    width: calc(100%/3);
    margin: 0;
    padding: 0 1em;
  }
  .page_content .flx_4cols .flx_item {
    width: calc(100%/4);
    margin: 0;
    padding: 0 1em 1em;
  }
  .page_content .flx_2cols .flx_item:last-child,
  .page_content .flx_3cols .flx_item:last-child,
  .page_content .flx_4cols .flx_item:last-child {
    margin: 0;
  }
  .page_content .used_products .flx_2cols .flx_item.thum {
    width: 35%;
  }
  .page_content .used_products .flx_2cols .flx_item.txt {
    width: 65%;
  }
  .page_content .flx_2cols .flx_item .flx_item.thum {
    width: 30%;
  }
  .page_content .flx_2cols .flx_item .flx_item.txt {
    width: 70%;
  }
  .page_content .btn a {
    font-size: 1.4em;
  }
  .page_content .tech_article .btn a {
    font-size: 1.1em;
  }
  .page_content .download {
    flex-direction: row-reverse;
  }
  .page_content .download .flx_item {
    margin: 0 auto;
    width: 70%;
  }
  .page_content .download .flx_item:last-child {
    margin: 0 auto;
    width: 30%;
  }
  /* ------------------------------------------------------------ */
  /* top_page */
  .top_page .main-ttl {
    font-size: 3.4rem;
  }
  .top_page .item-ttl {
    font-size: 2.2rem;
  }
  .top_page .caption {
    font-size: 1em;
  }
  /* ------------------------------------------------------------ */
  /* page_01 */
  .page_01 .flx_2cols.pattern .flx_item {
    width: 57%;
    margin: 0;
    padding: 0 1em 0 0;
  }
  .page_01 .flx_2cols.pattern .flx_item:nth-of-type(2n) {
    width: 43%;
    margin: 0;
    padding: 0 0 0 1em;
  }
  /* ------------------------------------------------------------ */
  /* page_03 */
  .page_03 .ttl-box .main-ttl br {
    display: block;
  }
  .page_03 .flx_box.main .notice {
    padding: 2em 2em 1em;
  }
  /* ------------------------------------------------------------ */
  /* page_04 */
  .page_04 .ttl-box .main-ttl br {
    display: block;
  }
  /* ------------------------------------------------------------ */
  /* page_05 */
  .page_05 .used_products .image-box.flx_2cols:first-child {
    align-items: flex-start;
  }
  /* ------------------------------------------------------------ */
  /* page_14 */
  .page_14 .used_products .image-box.flx_2cols:not(:last-child) {
    align-items: flex-start;
  }
  /* ------------------------------------------------------------ */
  /* page_15 */
  .page_15 .image-box .flx_2cols:first-child {
    align-items: center;
  }
  .page_15 .image-box .flx_3cols .flx_item .thum {
    width: 100%;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    align-content: center;
    margin: 0 auto 10px;
  }
  /* ------------------------------------------------------------ */
  /* page_16 */
  .page_16 .used_products .image-box.flx_2cols:not(:last-child) {
    align-items: flex-start;
  }
  /* ------------------------------------------------------------ */
  /* seminar */
  .seminar .ttl_area {
    width: 100%;
  }
  .seminar .ttl-box {
    padding: 2em 1em 3em;
  }
  .seminar .note-list.list_2cols .list-item {
    align-items: stretch;
  }
  .seminar .note-list.list_2cols .list-item span {
    width: 70%;
    padding: 0 0 0 1em;
    display: flex;
    align-items: center;
    align-content: center;
    justify-content: flex-start;
  }
  .seminar .note-list.list_2cols .list-item span.list_ttl {
    width: 30%;
    padding: 8px;
    height: 100%;
    justify-content: center;
  }
  /* ------------------------------------------------------------ */
  /* download */
  .download .ttl_area {
    width: 100%;
  }
  .download .ttl-box {
    padding: 2em 1em 4em;
  }
  .en .sub.download .ttl-box {
    padding: 2em 1em 4em;
  }
  .download .page_content .main-ttl {
    font-size: 2.2rem;
  }
  .download .page_content .ttl_bdr span {
    padding: 0 1.5em;
  }
  .download .page_content .ttl_bdr span::before {
    height: 1.5em;
    top: -1.5em;
  }
}
@media screen and (min-width: 1025px) {
  /* デスクトップ/タブレット横 */
  .pc {
    display: block;
  }
  .sp {
    display: none;
  }
  .sp-only {
    display: none;
  }
  .bx_shadow, .bx_bg_color, .bx_bdr {
    padding: 4em 3em;
  }
  .image {
    width: 90%;
  }
  .image .image_caps {
    text-align: right;
  }
  .image .image_caps.sp {
    display: none;
  }
  /* ------------------------------------------------------------ */
  /* header */
  /* ------------------------------------------------------------ */
  .main-header {
    width: 300px;
    height: 100vh;
    overflow-y: scroll;
    /* IE などのスクロールバーの色設定 */
    scrollbar-face-color: transparent;
    scrollbar-track-color: transparent;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }
  /* Chrome スクロールバー表示しない */
  .main-header::-webkit-scrollbar {
    width: 0;
  }
  .main-header::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0);
  }
  .main-header::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0);
  }
  .main-header .main-logo {
    padding: 1.5em 2em 0.7em;
    width: auto;
    max-width: inherit;
    max-height: inherit;
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    align-content: center;
  }
  /* Edge(EdgeHTML) & IE11 & IE10 */
  _:-ms-lang(x), .main-header .main-logo {
    padding: 30px 20px 15px;
  }
  _:-ms-lang(x), .main-header .main-logo img {
    width: 100%;
  }
  .main-header .main-logo a {
    max-width: 164px;
    max-height: 30px;
  }
  /* ------------------------------------------------------------ */
  /* gnav */
  /* ------------------------------------------------------------ */
  .gnav.pc {
    display: block;
    width: 100%;
    height: auto;
    box-shadow: none;
    /* IE などのスクロールバーの色設定 */
    scrollbar-face-color: transparent;
    scrollbar-track-color: transparent;
    -ms-overflow-style: none;
    scrollbar-width: none;
    overflow-y: scroll;
    flex-grow: 2;
  }
  /* Chrome スクロールバー表示しない */
  .gnav::-webkit-scrollbar {
    width: 0;
  }
  .gnav::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0);
  }
  .gnav::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0);
  }
  .gnav.sp {
    display: none;
  }
  .drawer--right .drawer-nav {
    position: static;
    right: inherit;
  }
  .drawer_inner {
    padding: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    /* IE などのスクロールバーの色設定 */
    scrollbar-face-color: transparent;
    scrollbar-track-color: transparent;
    -ms-overflow-style: none;
    scrollbar-width: none;
  }
  /* Chrome スクロールバー表示しない */
  .drawer_inner::-webkit-scrollbar {
    width: 0;
  }
  .drawer_inner::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0);
  }
  .drawer_inner::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0);
  }
  .select-lang {
    padding: 1em 0 1.3em;
    flex-grow: 1;
  }
  .tab-box {
    flex-grow: 3;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }
  .tab-item.is-show {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    flex-grow: 2;
  }
  .tab-btn {
    align-items: stretch;
    flex-grow: 1;
  }
  .tab-btn .btn-item {
    padding: 8px 1em;
    font-size: 13px;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  .en .tab-btn .btn-item {
    line-height: 1.3;
  }
  .tab-btn .btn-item:hover {
    opacity: 1;
    background: #C7F6FF;
  }
  .tab-btn .btn-item.is-active:hover {
    background: #C7F6FF;
    color: #2d4f99;
  }
  .tab-btn .btn-item.is-active:hover::after {
    background: #C7F6FF;
  }
  .nav-menu {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
    overflow: hidden;
  }
  .nav-menu li {
    height: 100%;
  }
  .nav-menu li a {
    padding: 3.5% 10px 3.5% 12px;
    font-size: 14px;
    line-height: 1.4;
    height: 100%;
    display: flex;
    align-items: flex-start;
    flex-direction: column;
    align-content: center;
    justify-content: center;
  }
  .en .nav-menu li a {
    font-size: 13px;
    line-height: 1.3;
  }
  .gnav .link-box {
    align-items: stretch;
    flex-grow: 2;
  }
  .en .gnav .link-seminar {
    padding: 8px 1em;
    line-height: 1.3;
    font-size: 13px;
  }
  /* ------------------------------------------------------------ */
  /* common content */
  /* ------------------------------------------------------------ */
  .content {
    width: calc(100% - 300px);
    height: auto;
    position: relative;
    z-index: 10;
    padding: 0;
    margin: 0 0 0 auto;
  }
  .top .content {
    padding: 0;
    min-height: 100vh;
    display: flex;
    justify-content: space-between;
    align-items: center;
    align-content: center;
  }
  .flx_box.main {
    padding: 3em 0 4em;
    flex-direction: row-reverse;
    align-items: center;
  }
  /* ------------------------------------------------------------ */
  /* ttl_area */
  .ttl_area {
    position: relative;
    margin: 0 auto;
    width: 100%;
    max-width: 980px;
  }
  .top .ttl_area {
    width: 40%;
    min-height: inherit;
  }
  .en .ttl_area {
  }
  .ttl_area .ttl-box {
    padding: 2em 3em 0;
  }
  .top .ttl_area .ttl-box {
    padding: 0 0 0 3em;
    display: flex;
    align-items: center;
    align-content: center;
    flex-wrap: wrap;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  .top .ttl_area .main-ttl,
  .top .ttl_area .item-ttl,
  .top .ttl_area .caption {
    width: 100%;
  }
  .en .ttl_area .ttl-box {
  }
  .en .top .ttl_area .ttl-box {
  }
  .en .ttl_area .main-ttl {
    font-size: 3.2rem;
  }
  .ttl-box.flx_2cols .flx_item {
    width: 40%;
    margin: 0;
    padding: 0 0 0 3em;
  }
  .ttl-box.flx_2cols .flx_item:nth-of-type(2n) {
    padding: 0 1em 0 3em;
    width: 60%;
    max-width: none;
  }
  /* sub */
  .sub .ttl_area .ttl-box {
  }
  .sub .ttl_area .main-ttl {
    font-size: 2.8rem;
  }
  .ttl_area .fix-ttl {
    display: flex;
    flex-flow: column wrap;
    align-items: flex-end;
  }
  .ttl_area .fix-ttl span {
    font-weight: bold;
    font-size: 1.4rem;
    background: #2d4f99;
    color: #fff;
    padding: 3px 10px 6px;
    position: relative;
    text-align: right;
    line-height: 1.5;
  }
  .ttl_area .fix-ttl span.din {
    font-size: 1.5em;
    line-height: 1.3;
    padding: 6px 10px 3px;
  }
  .ttl_area .fix-ttl span::before {
    content: "";
    display: block;
    width: 108%;
    height: 105%;
    background: #2d4f99;
    position: absolute;
    top: 0;
    right: 0;
    transform: skewX(40deg);
    z-index: -1;
  }
  .sub .ttl_area .caption {
    color: #111;
    margin: .8em auto 0;
  }
  /* ------------------------------------------------------------ */
  /* img_area */
  .img_area {
    max-width: 980px;
  }
  .top .img_area {
    width: 60%;
    padding: 0 2em;
  }
  .img_area .image-box {
  }
  .top .img_area .image-box {
    padding-top: 100vh;
  }
  .ttl-box, .image-box {
    opacity: 0;
    visibility: hidden;
    transition: all .5s;
    display: none;
  }
  .is-show, .ttl-box.hover, .image-box.hover {
    opacity: 1;
    visibility: visible;
    display: block;
    animation: fadeIn ease-in-out 0.6s;
  }
  .top .image-box img {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    height: auto;
    width: 100%;
  }
  /* sub */
  .sub .ttl_area {
    width: 45%;
  }
  .en .ttl_area {
  }
  .en .top .ttl_area {
  }
  .en .sub .ttl_area {
    width: 45%;
  }
  .sub .img_area {
    width: 55%;
    padding: 0 0 0 3em;
  }
  .en .img_area {
  }
  .en .sub .img_area {
    width: 55%;
    padding: 0 0 0 3em;
  }
  .sub .ttl-box, .sub .image-box {
    opacity: 1;
    visibility: visible;
  }
  .sub .ttl-box {
    padding: 0 2em;
  }
  .sub .image-box {
    display: block;
    width: 100%;
    margin: 3em auto 4em;
  }
  .sub .img_area .image-box {
    margin: 0 auto;
    max-width: 100%;
  }
  .sub .image-box img {
  }
  .sub .video-box {}
  /* ------------------------------------------------------------ */
  /* page content */
  /* ------------------------------------------------------------ */
  .page_content {
    margin: 0 auto 4em;
    padding: 0 0 3em;
  }
  /* scroll */
  .scroll-item {
    margin: 1.5em auto 0;
  }
  .page_content .box {
    margin: 0 auto 8em;
    max-width: 980px;
  }
  .page_content .image-box .flex_item .thum {
    margin: 0 auto 1em;
  }
  .page_content .image-box .caption span {
    font-size: 1.2rem;
  }
  .page_content .image-box .flex_item.txt {
    padding: 0 0 0 2em;
  }
  .page_content .btn a .icon {
    vertical-align: middle;
    display: inline-block;
    position: static;
    top: inherit;
    transform: translateY(0);
  }
  .page_content .btn a .icon-seminar {
    margin: 0 .5em 0 0;
  }
  .page_content .btn a .icon-arw {
    margin: 0 0 0 .5em;
  }
  .page_content .seminar_entry,
  .page_content .tech_article,
  .page_content .download {
    padding: 2em;
  }
  .page_content .seminar_entry .item-ttl {
    text-align: center;
  }
  /* ------------------------------------------------------------ */
  /* top_page */
  .top_page.flx_2cols .flx_item:nth-of-type(2n) {
    padding: 0 1em;
  }
  .top_page .main-ttl {
    font-size: 3.6rem;
  }
  .top_page .caption {
    margin: 0.5em auto 0;
  }
  /* ------------------------------------------------------------ */
  /* page_01 */
  /* ------------------------------------------------------------ */
  /* page_02 */
  .page_02 .image-box .image {
    position: relative;
  }
  .page_02 .image .image_caps {
    display: block;
    position: absolute;
    bottom: 0;
    right: 0;
    z-index: 2;
  }
  /* ------------------------------------------------------------ */
  /* page_15 */
  .page_15 .image-box .flx_3cols .flx_item .thum {
  }
  /* ------------------------------------------------------------ */
  /* seminar */
  .seminar .ttl_area {
    width: 100%;
  }
  .seminar .ttl-box {
    padding: 3em 1em 4em;
  }
  /* ------------------------------------------------------------ */
  /* download */
  .download .ttl_area,
  .en .sub.download .ttl_area {
    width: 100%;
  }
  .download .ttl-box {
    padding: 2em 1em 6em;
  }
  .download .page_content .main-ttl {
    font-size: 2.6rem;
  }
  .download .page_content .ttl_bdr span::before {
    height: 1.4em;
    top: -1.4em;
  }
  /* ------------------------------------------------------------ */
  /* footer */
  .copy {
    width: calc(100% - 300px);
    margin: 0 0 0 auto;
  }
}