.header {
  position: sticky;
  top: -140px;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 140px;
  background-color: #fff;
  z-index: 1006;
  transition: top 0.3s;
}
@media (max-width: 1300px) {
  .header {
    padding: 17px 30px;
    height: auto;
  }
}
@media (max-width: 767px) {
  .header {
    top: -65px;
    height: 65px;
    padding: 17px 15px;
  }
}
.header.active::before {
  height: 50px;
}
.header.scrollup {
  top: 0;
}
.header.header_main {
  top: 0;
}
.header::before {
  content: "";
  position: absolute;
  left: 0;
  top: 100%;
  display: block;
  width: 100%;
  height: 0;
  background-color: #fff;
  transition: height 0.3s;
  box-shadow: 0 30px 40px rgba(0, 0, 0, 0.0509803922);
}

.logo_wrap {
  display: flex;
  justify-content: center;
  align-items: center;
}

.nav {
  position: relative;
  width: 1280px;
  max-width: 1280px;
  height: 100%;
  background-color: #fff;
  display: flex;
  justify-content: space-between;
  margin: 0 auto;
}
@media (max-width: 1300px) {
  .nav {
    width: 100%;
  }
}
.nav_li {
  position: relative;
}
.nav_list {
  display: flex;
  align-items: center;
  gap: 39px;
  padding-left: 20px;
}
@media (max-width: 1640px) {
  .nav_list {
    display: none;
  }
}
.nav_li_introduce.open .nav_sublist_introduce {
  display: flex;
}
.nav_li_cyberspace.open .nav_sublist_cyberspace {
  display: flex;
}
.nav_li_program.open .nav_sublist_program {
  display: flex;
}
.nav_li_reservation.open .nav_sublist_reservation {
  display: flex;
}
.nav_li_community.open .nav_sublist_community {
  display: flex;
}
.nav_li_archive.open .nav_sublist_archive {
  display: flex;
  justify-content: flex-end;
}
.nav .nav_li_introduce.open .nav_sublist_introduce {
  flex-wrap: wrap;
  width: 720px;
  max-width: 720px;
}
.nav_subli {
  white-space: nowrap;
}
.nav_sublist {
  position: absolute;
  top: calc(100% + 10px);
  display: flex;
  align-items: flex-start;
  display: none;
  gap: 10px 40px;
}
.nav_sublist_introduce {
  left: 0;
  justify-content: flex-start;
}
.nav_sublist_cyberspace {
  left: 0;
  justify-content: flex-start;
}
.nav_sublist_community {
  right: 0;
  justify-content: flex-end;
}
.nav_sublist_archive {
  right: 0;
  justify-content: flex-end;
  right: unset;
  left: 0;
  left: auto;
  right: 0;
  transform: translateX(0%);
  grid-template-columns: repeat(3, auto);
  flex-wrap: wrap;
  width: 500px;
  gap: 10px 40px;
  justify-content: flex-start;
  align-items: flex-start;
}
.nav_sublist_archive .nav_subli {
  width: max-content;
  text-align: right;
  text-align: left;
}
.nav_sublink {
  position: relative;
  font-size: 17px;
  letter-spacing: -0.85px;
  color: #000;
  transition: color 0.3s;
}
.nav_sublink:hover, .nav_sublink:focus, .nav_sublink.active {
  color: #C7000B;
}
.nav_sublink:hover::before, .nav_sublink:focus::before, .nav_sublink.active::before {
  width: 100%;
}
.nav_sublink::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  display: block;
  width: 0;
  height: 1px;
  background-color: #C7000B;
  transition: width 0.3s;
}/*# sourceMappingURL=layout.css.map */