@charset "UTF-8";

html,
body,
div,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
abbr,
address,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
samp,
strong,
sub,
var,
b,
i,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section,
summary,
time,
mark,
audio,
video,
input,
textarea {
  border: 0;
  margin: 0;
  padding: 0;
  vertical-align: baseline;
  text-decoration: none;
  font-weight: normal;
  font-style: normal;
  font-size: 100%;
  font-size: 16px;
  box-sizing: border-box;
}

@media screen and (max-width: 767px) {
  html,
  body,
  div,
  object,
  iframe,
  h1,
  h2,
  h3,
  h4,
  h5,
  h6,
  p,
  blockquote,
  pre,
  abbr,
  address,
  cite,
  code,
  del,
  dfn,
  em,
  img,
  ins,
  kbd,
  q,
  samp,
  strong,
  sub,
  var,
  b,
  i,
  dl,
  dt,
  dd,
  ol,
  ul,
  li,
  fieldset,
  form,
  label,
  legend,
  table,
  caption,
  tbody,
  tfoot,
  thead,
  tr,
  th,
  td,
  article,
  aside,
  canvas,
  details,
  figcaption,
  figure,
  footer,
  header,
  hgroup,
  menu,
  nav,
  section,
  summary,
  time,
  mark,
  audio,
  video,
  input,
  textarea {
    font-size: 14px;
  }
}

/* nomal */
@font-face {
  font-family: "LINESeedJP";
  src: url("../../font/LINESeedJP_OTF_Rg.woff") format("woff"), url("../../font/LINESeedJP_OTF_Rg.woff2") format("woff2");
  font-weight: normal;
  font-weight: 400;
  font-style: normal;
}

/* bold */
@font-face {
  font-family: "LINESeedJP";
  src: url("../../font/LINESeedJP_OTF_Bd.woff") format("woff"), url("../../font/LINESeedJP_OTF_Bd.woff2") format("woff2");
  font-weight: bold;
  font-weight: 700;
  font-style: normal;
}

/* EX bold */
@font-face {
  font-family: "LINESeedJP";
  src: url("../../font/LINESeedJP_OTF_Eb.woff") format("woff"), url("../../font/LINESeedJP_OTF_Eb.woff2") format("woff2");
  font-weight: 900;
  font-style: normal;
}

body {
  font-family: "LINESeedJP", sans-serif;
  line-height: 1.6;
  background-color: #fff;
  color: #000;
  font-weight: 400;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  letter-spacing: 0.02em;
}

body.en {
  letter-spacing: normal;
}

img {
  text-decoration: none;
  vertical-align: top;
  font-size: 0px;
}

article,
aside,
main,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
  display: block;
  box-sizing: border-box;
}

ol,
ul {
  list-style: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

a {
  box-sizing: border-box;
  outline: none;
  color: #0e1b47;
  cursor: pointer;
}

a:hover {
  opacity: 0.7;
}

.coming {
  color: #777777;
}

/* =====headerarea===== */

#headerarea {
  width: 100%;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
  /* position: sticky; */
  position: fixed;
  top: 0;
  /*  min-width: 1280px;*/
  background-color: unset;
  /* background: #fff; */
  height: 22px;
  transition: all 0.2s;
  background-color: rgba(0, 0, 0, 0.9);
}

#headerarea a {
  display: block;
  color: #ffffff;
  text-decoration: none;
  font-size: 14px;
  transition: all 400ms ease;
  cursor: pointer;
}

#headerarea img {
  width: 100%;
  display: block;
}

#headerarea .mainnav {
  width: 100%;
  position: relative;
  line-height: 1;
  padding: 0;
  padding-right: 20px;
  max-width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
}

#headerarea .mainnav li {
  position: relative;
  /*ドロップダウン用*/
  margin-left: 1em;
  font-weight: 700;
}

#headerarea .mainnav li.lang {
  margin-left: 2em;
}

#headerarea .mainnav > li a,
#headerarea .mainnav li.off {
  padding-top: 0.45em;
  padding-bottom: 0.45em;
  position: relative;
}

/* 
#headerarea .mainnav li.off {
  color: rgba(255, 255, 255, .2);
}
 */
#headerarea .mainnav li.lang a {
  font-size: 10px;
  padding-top: 0.8em;
}

.en #headerarea .mainnav li.lang a {
  padding-top: 1em;
}

#headerarea .mainnav > li.item_sub a {
  padding-bottom: 0em;
}

#headerarea .mainnav > li.item_sub a::after {
  display: none;
}

#headerarea .mainnav > li.item_sub .text_link::after {
  font-family: "Material Icons Round";
  content: "launch";
  font-weight: 700;
  font-size: 16px;
  color: inherit;
  display: inline-flex;
  vertical-align: middle;
  position: absolute;
  right: 0;
  top: 60%;
  letter-spacing: normal;
  word-wrap: normal;
  white-space: nowrap;
  direction: ltr;
  /* Support for all WebKit browsers. */
  -webkit-font-smoothing: antialiased;
  /* Support for Safari and Chrome. */
  text-rendering: optimizeLegibility;
  /* Support for Firefox. */
  -moz-osx-font-smoothing: grayscale;
}

#headerarea .logo {
  position: relative;
  z-index: 500;
  margin-left: 1em;
  margin-bottom: -45px;
  padding-bottom: 0em;
  width: 180px;
}

#headerarea .item_sub ul,
#headerarea .appnav {
  display: flex;
  flex-wrap: wrap;
  line-height: 1;
}

#headerarea .mainnav .item_sub {
  width: 100%;
  padding-top: 0em;
}

#headerarea .item_sub li {
  font-size: 12px;
  padding-top: 0em;
}

#headerarea .item_sub li a {
  font-size: 12px;
}

#headerarea .mainnav .item_sub li.language a {
  border-left: 1px solid #fff;
  padding-left: 1em;
  border-right: 1px solid #fff;
  padding-right: 1em;
}

#headerarea .item_sub li:first-child {
  margin-left: auto;
}

/* 880以上非表示 ドロワーメニュー css */

#headerarea label {
  display: none;
}

#headerarea .innernav {
  z-index: 1;
  position: fixed;
  overflow: auto;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  padding: 6%;
  margin: 0;
  box-sizing: border-box;
  transform: translateX(-100%);
  transition: transform 0.5s cubic-bezier(0.33, 1.01, 0.33, 0.97);
}

#headerarea .innernav .logo {
  margin: auto;
  margin-top: 2em;
  width: 80%;
  max-width: 300px;
  margin-left: auto;
  margin-right: auto;
  order: 1;
}

#headerarea .innernav img {
  max-width: 300px;
}

#headerarea .innernav ul {
  padding: 0;
  text-align: center;
  margin: 0 auto;
}

#headerarea .innernav a {
  padding: 1em 2em;
}

#headerarea .innernav .inner-mnav {
  display: flex;
  flex-wrap: wrap;
  /*   border-top: 1px solid #00153A;
 */
  width: 90%;
  margin-bottom: 2em;
  margin-top: 3em;
}

#headerarea .innernav .inner-mnav li {
  position: relative;
  width: 100%;
  border-bottom: 1px solid #efefef;
}

#headerarea .innernav .inner-mnav li a {
  font-weight: bold;
  font-weight: 700;
  text-align: left;
}

/* 子要素 */
#headerarea .innernav .inner-mnav li .inner {
  display: flex;
  flex-wrap: wrap;
  margin-left: 1.75em;
  padding-bottom: 1em;
}

#headerarea .innernav .inner-mnav li .inner li {
  width: 100%;
  border-bottom: none;
}
#headerarea .innernav .inner-mnav li .inner li.item_special span {
  text-align: left;
  color: #fff;
  display: block;
  margin-top: 10px;
  margin-bottom: 10px;
  font-weight: 700;
}

#headerarea .innernav .inner-mnav li .inner a {
  display: block;
  padding: 0.5em 0em;
  line-height: 1.2em;
}
#headerarea .innernav .inner-mnav li .inner li.item_special a {
  padding: 0.5em 0em 0.5em 1em;
}

#headerarea .innernav .inner-mnav li .inner a::before {
  display: none;
}

/* 子要素 */

#headerarea .innernav .inner-snav {
  margin-top: 2em;
}

#headerarea .innernav .inner-snav li {
  font-size: 12px;
  font-weight: 700;
}

#headerarea .innernav .inner-appnav {
  display: flex;
  flex-wrap: wrap;
  width: 90%;
  justify-content: space-between;
}

#headerarea .innernav .inner-appnav li {
  width: 48%;
  padding-bottom: 0.5em;
}

@media screen and (min-width: 880px) {
  #headerarea .innernav .inner-appnav li {
    width: 32%;
  }
}

#headerarea .innernav .inner-appnav li .c_btn {
  display: block;
  width: 100%;
}

@media screen and (max-width: 500px) {
  #headerarea .logo {
    width: 200px;
  }

  #headerarea .innernav ul {
    text-align: left;
  }

  #headerarea .innernav .inner-mnav li .inner {
    padding-bottom: 0.5em;
  }

  #headerarea .innernav .inner-mnav li .inner li {
    width: 100%;
  }

  #headerarea .innernav .inner-mnav li .inner a {
    line-height: 1.5em;
  }

  #headerarea .innernav .inner-appnav li {
    width: 100%;
  }

  #headerarea .innernav .inner-appnav li + li {
    margin-top: 0.5em;
  }
}

#navTgl:checked ~ .innernav {
  transform: none;
}

/* ++++ トグル ++++ */

#headerarea #navTgl {
  display: none;
}

@media screen and (max-width: 1020px) {
  #headerarea {
    min-width: 320px;
    height: 70px;
  }

  #headerarea .logo {
    margin-bottom: 0px;
  }

  #headerarea .mainnav {
    display: none;
  }

  #headerarea .mainnav li:first-child {
    display: block;
  }

  #headerarea label {
    display: block;
    cursor: pointer;
    position: fixed;
    top: 10px;
    right: 10px;
  }

  #headerarea .open {
    z-index: 2;
    width: 60px;
    height: 48px;
    transition: background 0.5s, transform 0.5s cubic-bezier(0.76, 0.52, 0.29, 1.25);
  }

  #headerarea .open::before,
  #headerarea .open::after {
    content: "";
  }

  #headerarea .open span,
  #headerarea .open::before,
  #headerarea .open::after {
    content: "";
    position: absolute;
    top: calc(50% - 1px);
    left: 30%;
    width: 40%;
    border-bottom: 2px solid #fff;
    transition: transform 0.5s cubic-bezier(0.76, 0.52, 0.29, 1.25);
  }

  #headerarea .open::before {
    transform: translateY(-8px);
  }

  #headerarea .open::after {
    transform: translateY(8px);
  }

  #headerarea .close {
    z-index: 1;
    width: 100%;
    height: 100%;
    pointer-events: none;
    transition: background 0.5s;
    margin-top: -10px;
    margin-right: -10px;
  }

  #navTgl:checked + .open span {
    transform: scaleX(0);
  }

  #navTgl:checked + .open::before {
    transform: rotate(45deg);
  }

  #navTgl:checked + .open::after {
    transform: rotate(-45deg);
  }

  #navTgl:checked ~ .close {
    background: rgb(0 0 0 / 90%);
  }
}

/* =====fixnav===== */

.fixbar {
  background-color: rgba(0, 0, 0, 0.9);
  position: fixed;
  width: 100%;
  top: 22px;
  z-index: 50;
}

.fixbar_nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.fixbar_nav li {
  height: 100%;
  position: relative;
}
.fixbar_nav li.off {
  color: #777777;
  margin-right: 1.5em;
}

.fixbar_nav li .fixbar_nav_item {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  padding: 0em 1.15em 0.75em 1.15em;
  text-decoration: none;
  font-weight: 700;
  font-size: 18px;
  color: #fff;
  transition: all 400ms ease;
  position: relative;
}

.fixbar_nav li .fixbar_nav_item:hover::after {
  width: 100%;
}

.innernav .inner-mnav > li a::before,
.fixbar_nav li .fixbar_nav_item::before {
  font-family: "Material Icons Round";
  display: inline-flex;
  vertical-align: middle;
  position: absolute;
  top: 50%;
  left: 0.45em;
  transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  font-size: 16px;
  text-align: center;
  color: #fff;
  letter-spacing: normal;
  word-wrap: normal;
  white-space: nowrap;
  direction: ltr;
  /* Support for all WebKit browsers. */
  -webkit-font-smoothing: antialiased;
  /* Support for Safari and Chrome. */
  text-rendering: optimizeLegibility;
  /* Support for Firefox. */
  -moz-osx-font-smoothing: grayscale;
}

.innernav .inner-mnav > li a::before {
  top: 12px;
  transform: translateY(0%);
  -webkit-transform: translateY(0%);
  -ms-transform: translateY(0%);
}

.innernav .inner-mnav > li a .reference,
.fixbar_nav li .fixbar_nav_item .reference {
  display: inline-flex;
  vertical-align: middle;
  font-size: 16px;
  text-align: center;
  color: #000;
  background-color: #fff;
  border-radius: 50px;
  padding: 2px 7px;
  margin-right: 5px;
  line-height: 1;
}

@media screen and (max-width: 1300px) {
  .fixbar_nav li .fixbar_nav_item {
    padding: 0.75em 1.15em 0.75em 0.5em;
  }

  .fixbar_nav li .fixbar_nav_item::before,
  .fixbar_nav li .fixbar_nav_item {
    font-size: 14px;
  }
}

@media screen and (max-width: 1100px) {
  .fixbar_nav li .fixbar_nav_item {
    padding: 0.75em 0.25em 0.75em 0.5em;
  }
}

/* 2024/01/25~ */
.innernav .inner-mnav > li:nth-of-type(1) a:before {
  content: "festival";
}

.innernav .inner-mnav > li:nth-of-type(2) a:before {
  content: "flag";
}

.innernav .inner-mnav > li:nth-of-type(3) a:before {
  content: "record_voice_over";
}

.innernav .inner-mnav > li:nth-of-type(4) a:before {
  content: "emoji_events";
}

.innernav .inner-mnav > li:nth-of-type(5) a:before {
  content: "payments";
}

.innernav .inner-mnav > li:nth-of-type(6) a:before {
  content: "add_box";
}

.innernav .inner-mnav > li:nth-of-type(7) a:before {
  content: "calendar_month";
}

@media screen and (max-width: 1020px) {
  .fixbar {
    display: none;
  }
}

@media screen and (max-width: 880px) {
  .fixbar_nav {
    display: none;
  }

  .fixbar_nav li .fixbar_nav_item::before {
    left: 20px;
    font-size: 16px;
  }

  .fixbar_nav li .fixbar_nav_item {
    padding: 0.5em 1em 0.5em 1.5em;
    font-size: 16px;
    border-bottom: 1px solid #ededed;
  }

  .fixbar_nav li:nth-of-type(2) .fixbar_nav_item,
  .fixbar_nav li:nth-of-type(4) .fixbar_nav_item {
    border-left: 1px solid #ededed;
  }

  .fixbar_nav li {
    width: 50%;
  }
}

/* ドロップダウン　インナーnav */

.fixbar_nav li .inner {
  padding: 0em 0em 0em;
  height: 0;
  width: 13em;
  position: absolute;
  bottom: 0px;
  left: 0;
}

.fixbar_nav > li:nth-of-type(2) .inner {
  width: 32em;
}
.en .fixbar_nav li:nth-child(5) .inner {
  width: 20em;
}

.fixbar_nav li:hover .inner:after {
  transition: 0.5s;
  content: "";
  position: absolute;
  width: 0;
  height: 0;
  left: 0%;
  bottom: 0px;
  z-index: 5;
  background-color: rgba(0, 0, 0, 1);
}

.fixbar_nav li:hover > .inner > li {
  height: 2em;
  overflow: visible;
  transition: 0.5s;
  background-color: rgba(0, 0, 0, 1);
}

.fixbar_nav li .inner li {
  padding-top: 0 !important;
  margin-left: 0em !important;
  height: 0;
  overflow: hidden;
  transition: 0.5s;
  position: relative;
  z-index: 5;
  width: 100%;
}

.fixbar_nav li .inner a {
  display: block;
  padding: 0.5em 1em 0.5em;
  font-size: 12px;
  cursor: pointer;
  color: #fff;
  font-weight: 700;
  text-decoration: none;
}

.fixbar_nav li .inner a::after {
  display: none;
}

.fixbar_nav li .inner > li:first-child a {
  padding: 1.5em 1em 0.5em;
}

.fixbar_nav li .inner li:last-child a {
  padding: 0.5em 1em 1.5em;
}

.fixbar_nav li:hover > .inner > li:first-child,
.fixbar_nav li:hover > .inner > li:last-child {
  height: 2.8em;
}

.fixbar_nav li:nth-child(2):hover > .inner > li:nth-child(2) {
  height: 9.6em;
}

.fixbar_nav li:nth-child(2):hover > .inner > li:nth-child(2) a {
  padding: 0.5em 1em 0.5em 2em;
}

.fixbar_nav li:nth-child(2):hover > .inner > li:nth-child(2) span {
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 1.5em 1em 0.5em;
}

.nav_right.appnav {
  position: fixed;
  top: 120px;
  right: 0;
  line-height: 1;
  z-index: 10;
  transition: all 400ms ease;
}

@media screen and (max-width: 880px) {
  .nav_right.appnav {
    top: 80px;
  }
}

.nav_right.appnav li {
  margin-top: 0em;
}

.nav_right.appnav li + li {
  margin-top: 0.25em;
}

.nav_right .c_btn {
  width: 9em;
  font-size: 16px;
  padding: 12px 25px 12px 25px;
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

.en .nav_right .c_btn {
  font-size: 12px;
  width: 12em;
}

.nav_right .c_btn::after {
  right: 10px;
  font-size: 16px;
}

.nav_right .c_btn:hover::after {
  right: 5px;
}

.nav_right .c_btn.contact:before,
.nav_right .c_btn.exhibition_app:before,
.nav_right .c_btn.document_app:before {
  font-size: 15px;
  margin-right: 0.25em;
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
}

.nav_right .c_btn.coming::after {
  font-size: 12px;
}

@media screen and (max-width: 640px) {
  .nav_right .c_btn::before {
    position: absolute;
    top: 40%;
    left: 30px;
    transform: translateX(-50%);
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    font-size: 20px;
    text-indent: 0px;
  }

  .nav_right .c_btn {
    width: 10em;
    font-size: 16px;
    padding: 15px 20px 15px 20px;
    margin-right: -7em;
  }

  .en .nav_right .c_btn {
    margin-right: -9em;
  }

  .nav_right .c_btn:hover {
    margin-right: 0em;
  }

  .nav_right .c_btn.coming::after {
    content: none;
  }
}

/* 下層ページ大枠用 */

.l_main {
  width: 100%;
  /*  min-width: 1280px;*/
  position: relative;
  margin-left: auto;
  margin-right: auto;
  margin-top: 80px;
}

@media screen and (max-width: 1140px) {
  .l_main {
    min-width: 320px;
  }
}

.l_main .l_main_2col {
  display: flex;
  flex-wrap: wrap;
  max-width: 1280px;
  margin: 0 auto;
  position: relative;
  z-index: 5;
}

@media screen and (max-width: 1270px) {
  .l_main .l_main_2col {
    padding-right: 20px;
    padding-left: 20px;
  }
}

@media screen and (max-width: 880px) {
  .l_main .l_main_2col {
    padding-right: 0px;
    padding-left: 0px;
  }
}

.l_main .l_main_aside {
  padding-bottom: 100px;
}

.l_main .l_main_2col .l_main_aside {
  width: 20%;
  /*   min-width: 280px;
 */
}

.l_main .l_main_aside .c_sidebar {
  transition: all 1.5s 0s ease;
}

/*@media screen and (min-width: 880px) {
  .l_main .l_main_aside .c_sidebar.nav_page_fixed {
    position: fixed;
    top: 90px;
    min-width: 280px;
    max-width: 280px;
    background-color: #fff;
  }
}*/

.l_main .l_main_aside .bnr {
  display: block;
  /*   margin-top: 15px; */
  text-align: center;
}
.l_main .l_main_aside .bnr img {
  width: 100%;
  max-width: 300px;
}

.l_main .l_main_aside .c_sidebar_group {
  margin-bottom: 1em;
}

.l_main .l_main_aside .c_sidebar_group li {
  padding: 3px 0 3px 0px;
  position: relative;
  transition: all 0.5s 0s ease;
}

.l_main .l_main_aside .c_sidebar_group li:hover {
  margin-left: 0.35em;
}

.l_main .l_main_aside .c_sidebar_group li a {
  display: block;
  text-decoration: none;
  position: relative;
  padding: 5px 40px 5px 15px;
}

.l_main .l_main_aside .c_sidebar_group > li a:after {
  content: "";
  height: 5px;
  width: 5px;
  position: absolute;
  top: 14px;
  left: 0;
  background-color: #00153a;
  border-radius: 100px;
}

.l_main .l_main_aside .c_sidebar_group li a:hover {
  opacity: 0.7;
  height: 100%;
  /*   color: #fff;
  background: #00153A;
 */
}

.l_main .l_main_aside .c_sidebar_group li a:hover::before {
  content: "";
  height: 100%;
  width: 100%;
  position: absolute;
  top: 0;
  left: -10px;
  background-color: rgba(19, 40, 95, 0.1);
  border-radius: 100px;
}

.l_main .l_main_aside .c_sidebar_group li a.current {
  opacity: 0.5;
  height: 100%;
  color: #e50c82;
  opacity: 1;
  font-weight: 700;
}

.l_main .l_main_aside .c_sidebar_group > li a.current:after {
  background-color: #e50c82;
}
.l_main .l_main_aside .c_sidebar_group li li {
  margin-left: 0.5em;
}
.l_main .l_main_aside .c_sidebar_group li li a {
  padding: 0.5em;
  font-size: 12px;
}
.l_main .l_main_aside .c_sidebar_group li li.item_special {
  position: relative;
}
.l_main .l_main_aside .c_sidebar_group li li.item_special::before {
  content: "";
  display: block;
  height: calc(100% - 2.3em);
  width: 1px;
  position: absolute;
  bottom: 0;
  left: 5px;
  background-color: #000;
}

.l_main .l_main_aside .c_sidebar_group li li.item_special a {
  padding: 0.25em 0.5em 0.25em 1.2em;
}

.l_main .l_main_aside .c_sidebar_group li li.item_special span {
  display: block;
  margin-top: 10px;
  margin-bottom: 5px;
  margin-left: 5px;
  font-size: 11px;
  font-weight: 700;
}

/* ------- アコーディオン/ リストタイプ ------- */
.l_main .l_main_aside .c_sidebar_group .js-ac {
  height: 30px;
  width: 30px;
  position: absolute;
  top: 0;
  right: 0;
}
.l_main .l_main_aside .c_sidebar_group .js-ac:after {
  font-family: "Material Icons Round";
  content: "add_box";
  display: block;
  font-size: 25px;
  text-align: right;
  color: #0e1b47;
}
.l_main .l_main_aside .c_sidebar_group .js-ac.active {
  &:after {
    content: "do_not_disturb_on";
  }
}

.js-open {
  display: block;
}
.js-ac.active + .js-open {
  display: none;
}

.l_main .l_main_aside .c_sidebar_group li li a:after {
  display: none;
}

/* 
.l_main .l_main_aside .c_sidebar_group li li:last-child a {
  padding-bottom: 1em;
}
 */
.c_btn.c_sidebar_button {
  width: 100%;
}

.c_btn.c_sidebar_button::before,
.c_btn.c_sidebar_button::after {
  display: none;
}

.l_main_article {
  margin-right: 3%;
  margin-left: 3%;
  min-height: 700px;
  box-sizing: border-box;
}

.l_main .l_main_2col .l_main_article {
  /*   width: calc(100% - 280px);
 */
  width: calc(100% - 20%);
  margin-right: 0%;
  margin-left: 0%;
  padding-left: 4%;
  padding-bottom: 100px;
  box-sizing: border-box;
}

@media screen and (max-width: 880px) {
  .l_main .l_main_2col .l_main_article {
    padding-left: 5%;
    padding-right: 5%;
  }
}

.l_main .c_title_article,
.l_main .l_main_2col .c_title_article {
  width: 100%;
  font-size: 2.3rem;
  font-weight: 900;
  margin-bottom: 0.25em;
  margin-bottom: 1.5em;
}

@media screen and (max-width: 539px) {
  .l_main .c_title_article,
  .l_main .l_main_2col .c_title_article {
    font-size: 26px;
  }
}

.l_main .l_main_2col .l_main_article h3.c_title {
  font-size: 23px;
  font-weight: 700;
  position: relative;
}

@media screen and (max-width: 539px) {
  .l_main .l_main_2col .l_main_article h3.c_title {
    font-size: 20px;
  }
}

.l_main .l_main_2col .l_main_article h4.c_title {
  font-size: 18px;
  font-weight: 700;
  margin-top: 50px;
  margin-bottom: 20px;
  position: relative;
  padding: 0.15em 0;
  border-bottom: 2px solid #777777;
}

.l_main .l_main_2col .l_main_article h5.c_title {
  font-size: 18px;
  font-weight: 700;
  margin-top: 30px;
  color: #3e476b;
}

.l_main .l_main_2col .l_main_article h6.c_title {
  font-size: 16px;
  font-weight: 700;
  margin-top: 15px;
  color: #0c73ae;
}

@media screen and (max-width: 880px) {
  .l_main .l_main_2col .l_main_article {
    order: 2;
    width: 100%;
    padding-bottom: 50px;
  }

  .l_main .l_main_2col .l_main_aside {
    order: 3;
    width: 100%;
    padding-bottom: 30px;
  }

  .l_main .l_main_aside .c_sidebar_group {
    margin-left: 5%;
    margin-right: 5%;
  }

  .l_main .l_main_aside .c_sidebar_group li a {
    display: block;
    text-decoration: none;
  }
}

/*layout*/

.container {
  max-width: 1280px;
  margin-right: auto;
  margin-left: auto;
}
@media screen and (max-width: 1280px) {
  .container {
    margin-right: 20px;
    margin-left: 20px;
  }
}
.container img {
  width: 100%;
}

/*component*/

/* ======= aside_app ==================================================== */

.aside_app {
  background-color: #000;
  background-position: 50% 50%;
  background-repeat: no-repeat;
  background-size: cover;
  padding: 70px 20px;
  color: #fff;
}

.aside_app .container {
  display: flex;
  justify-content: space-between;
  margin-left: auto;
  margin-right: auto;
  max-width: 900px;
  align-items: center;
}

.aside_app .container h4 {
  font-size: 20px;
  font-weight: bold;
  font-weight: 700;
  width: 100%;
}

@media screen and (max-width: 880px) {
  .aside_app .container {
    display: block;
  }

  .aside_app .container h4 {
    text-align: center;
    margin-bottom: 20px;
  }
}

/* ======= ぱんくずナビ ==================================================== */
.list_breadcrumb {
  display: flex;
  /*   flex-wrap: wrap;
 */
  background-color: #efefef;
  padding: 3px 15px;
  margin-bottom: 20px;
  border-radius: 50px;
  width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.list_breadcrumb li {
  font-size: 11px;
  margin-right: 15px;
  position: relative;
  white-space: nowrap;
}

.list_breadcrumb li:nth-child(n + 2) {
  padding-left: 15px;
}
.list_breadcrumb li:nth-child(n + 2):before {
  content: "";
  height: 5px;
  width: 5px;
  position: absolute;
  top: 5px;
  left: 0;
  background-color: #00153a;
  border-radius: 100px;
}
.list_breadcrumb li:nth-child(n + 3) {
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ======= footer ==================================================== */

.footer {
  border-top: 1px solid #00153a;
  width: 100%;
  /*   background-color: #09143a;
  color: #fff;
 */
  font-size: 14px;
}

@media screen and (max-width: 1140px) {
  .footer {
    padding-right: 20px;
    padding-left: 20px;
  }
}

@media screen and (max-width: 880px) {
  .footer {
    min-width: 320px;
  }
}

.footer img {
  width: 100%;
}

.footer a {
  /*   color: #fff;
 */
  text-decoration: none;
}

.footer .container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  padding-top: 3em;
}

@media screen and (max-width: 880px) {
  .footer .container {
    display: block;
  }
}

.footer .container .top_sponsors {
  width: 40%;
  color: #000;
  font-size: 14px;
}

@media screen and (max-width: 880px) {
  .footer .container .top_sponsors {
    margin-top: 2em;
    width: 100%;
  }
}

@media screen and (max-width: 480px) {
  .footer .container .top_sponsors {
    margin-top: 60px;
    width: 100%;
  }
}

.footer .container .top_sponsors h4,
.footer .container .top_sponsors h5 {
  font-weight: 700;
  /*   color: #fff;
 */
  margin-bottom: 10px;
}

.footer .container .top_sponsors h5 {
  margin-top: 2em;
}

.footer .container .top_sponsors a {
  display: flex;
  align-items: center;
  text-decoration: none;
  /*   color: #fff;
 */
}

.footer .container .top_sponsors p.top_sponsors_name {
  font-size: 14px;
}

.footer .container .top_sponsors .top_sponsors_img {
  width: 20%;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 80px;
  max-width: 80px;
  text-align: center;
  padding: 5px 10px;
  background-color: #fff;
  margin-bottom: 0.5em;
  margin-right: 15px;
}

.l_footer_nav .logo {
  width: 200px;
}

.l_footer_nav ul {
  margin-top: 30px;
}

.l_footer_nav ul li {
  /*margin-bottom: 10px;*/
  margin-bottom: 15px;
}

.l_footer_nav ul.snav li {
  margin-bottom: 10px;
}

.l_footer_nav ul li .reference {
  display: inline-flex;
  vertical-align: middle;
  font-size: 12px;
  text-align: center;
  color: #fff;
  background-color: #0e1b47;
  border-radius: 50px;
  padding: 2px 7px;
  margin-right: 5px;
  line-height: 1;
}

.l_footer_nav a {
  margin-right: 1em;
  padding-bottom: 0;
  display: block;
  font-weight: 700;
  font-size: 16px;
}

.l_footer_nav .snav a {
  font-size: 13px;
}

.l_footer_nav .snav .exhibitor {
  margin-top: 2em;
}

.footer .browser {
  display: block;
  margin: 30px auto;
  padding: 20px;
  background-color: rgba(0, 0, 0, 0.4);
}

.footer .browser p {
  text-align: left;
  font-size: 14px;
}

.footer .browser h6 {
  font-weight: bold;
  font-weight: 700;
  margin-top: 1em;
}

.nav_last {
  max-width: 1280px;
  margin-right: auto;
  margin-left: auto;
  text-align: right;
  margin-bottom: 1em;
  margin-top: 3em;
}

.nav_last a {
  display: block;
}

.footer .l_footer_copy {
  text-align: right;
  font-size: 12px;
  max-width: 1280px;
  margin-right: auto;
  margin-left: auto;
  padding-bottom: 10px;
}

@media screen and (max-width: 880px) {
  .footer .container .top_sponsors .sponsors_content {
    display: block;
    padding-bottom: 15px;
  }

  .nav_last {
    text-align: center;
  }

  .footer .l_footer_copy {
    text-align: center;
  }
}

/* ======= pageup ==================================================== */

.l_footer_totop {
  position: fixed;
  bottom: 20px;
  right: 20px;
  text-align: right;
  z-index: 400;
}

@media screen and (max-width: 640px) {
  .l_footer_totop {
    bottom: 10px;
    right: 10px;
  }
}

.l_footer_totop a {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: #0e1b47;
  border: 1px solid #0e1b47;
  border-radius: 100px;
}

/* ======= Slider ==================================================== */

.slick-slider {
  position: relative;
  display: block;
  box-sizing: border-box;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -ms-touch-action: pan-y;
  touch-action: pan-y;
  -webkit-tap-highlight-color: transparent;
}

.slick-list {
  position: relative;
  overflow: hidden;
  display: block;
  margin: 0;
  padding: 0;
}

.slick-list:focus {
  outline: none;
}

.slick-list.dragging {
  cursor: pointer;
  cursor: hand;
}

.slick-slider .slick-track,
.slick-slider .slick-list {
  transform: translate3d(0, 0, 0);
}

.slick-track {
  position: relative;
  left: 0;
  top: 0;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.slick-track:before,
.slick-track:after {
  content: "";
  display: table;
}

.slick-track:after {
  clear: both;
}

.slick-loading .slick-track {
  visibility: hidden;
}

.slick-slide {
  float: left;
  height: 100%;
  min-height: 1px;
  display: none;
}

[dir="rtl"] .slick-slide {
  float: right;
}

.slick-initialized .slick-slide {
  display: block;
}

.slick-loading .slick-slide {
  visibility: hidden;
}

.slick-vertical .slick-slide {
  display: block;
  height: auto;
  border: 1px solid transparent;
}

.slick-arrow.slick-hidden {
  display: none;
}

/* Slider */

.slick-loading .slick-list {
  background: #fff url("ajax-loader.gif") center center no-repeat;
}

/* Arrows */

.slick-prev,
.slick-next {
  position: absolute;
  display: block;
  height: 20px;
  width: 20px;
  line-height: 0px;
  font-size: 0px;
  cursor: pointer;
  background: transparent;
  color: transparent;
  top: 50%;
  transform: translate(0, -50%);
  padding: 0;
  border: none;
  outline: none;
}

.slick-prev:hover,
.slick-prev:focus,
.slick-next:hover,
.slick-next:focus {
  outline: none;
  background: transparent;
  color: transparent;
}

.slick-prev:hover:before,
.slick-prev:focus:before,
.slick-next:hover:before,
.slick-next:focus:before {
  opacity: 1;
}

.slick-prev.slick-disabled:before,
.slick-next.slick-disabled:before {
  opacity: 0.25;
}

.slick-prev:before,
.slick-next:before {
  font-family: "slick";
  font-size: 20px;
  line-height: 1;
  color: white;
  opacity: 0.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.slick-prev {
  left: -25px;
}

[dir="rtl"] .slick-prev {
  left: auto;
  right: -25px;
}

.slick-prev:before {
  content: "←";
}

[dir="rtl"] .slick-prev:before {
  content: "→";
}

.slick-next {
  right: -25px;
}

[dir="rtl"] .slick-next {
  left: -25px;
  right: auto;
}

.slick-next:before {
  content: "→";
}

[dir="rtl"] .slick-next:before {
  content: "←";
}