.activity-btn {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 160px;
  height: 40px;
  line-height: 40px;
  margin: 0 auto;
  border: 2px solid #16160e;
  border-radius: 20px;
  font-size: 14px;
  font-weight: bold;
  text-align: center;
  box-sizing: border-box;
  transition: all 0.3s;
}
.activity-btn .btn-icon {
  display: inline-flex;
  align-items: center;
  font-size: 10px;
  margin-left: 6px;
}

.activity-lead {
  font-size: 16px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 16px;
}

.activity-title {
  font-size: 20px;
  font-weight: normal;
  text-align: center;
  margin-bottom: 32px;
}

.activity-top {
  padding: 32px 16px 48px;
  text-align: center;
  position: relative;
}
.activity-top h1 {
  margin-bottom: 12px;
}

.activity-top__line::before {
  content: "";
  display: block;
  width: 1px;
  height: 20px;
  margin: 0 auto 12px;
  background-color: #e0e0e0;
}

.activity-top__desc {
  color: #16160e;
  font-size: 14px;
  line-height: 1.6;
  letter-spacing: 0.06em;
}

.activity-top__think-title {
  color: #16160e;
  font-size: 16px;
  margin-top: 64px;
}

.activity-top__banner-list {
  margin-top: 12px;
  text-align: center;
  max-width: 796px;
  margin-inline: auto;
}
.activity-top__banner-list li:not(:first-child) {
  margin-top: 32px;
}

.activity-effort h2 {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 48px;
}
.activity-effort h2::before, .activity-effort h2::after {
  content: "";
  border: 2px solid #16160e;
  flex-grow: 1;
}
.activity-effort h2::before {
  margin-right: 8px;
}
.activity-effort h2::after {
  margin-left: 8px;
}

.activity-effort .icon {
  display: inline-flex;
  align-items: center;
  width: 20px;
  height: 20px;
  font-size: 20px;
  margin-right: 4px;
}

.activity-effort__inner {
  padding: 42px 16px 48px;
  overflow: hidden;
  box-sizing: border-box;
}

.activity-effort__list {
  display: block;
}

.activity-effort__banner {
  display: block;
  margin-bottom: 32px;
}
.activity-effort__banner img {
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  box-sizing: border-box;
}

.activity-upcoming {
  background-color: #fff4de;
}
.activity-upcoming h2 {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 32px;
}
.activity-upcoming h2::before, .activity-upcoming h2::after {
  content: "";
  border: 2px solid #16160e;
  flex-grow: 1;
}
.activity-upcoming h2::before {
  margin-right: 8px;
}
.activity-upcoming h2::after {
  margin-left: 8px;
}
.activity-upcoming .icon,
.activity-upcoming .icon-arrow {
  display: inline-flex;
  align-items: center;
}
.activity-upcoming .icon {
  width: 20px;
  height: 20px;
  font-size: 20px;
  margin-right: 4px;
}

.activity-upcoming__inner {
  padding: 42px 16px 48px;
  box-sizing: border-box;
}

.activity-upcoming__card {
  background-color: #ffffff;
  border-radius: 8px;
  overflow: hidden;
}
.activity-upcoming__card:not(:first-of-type) {
  margin-top: 24px;
}

.activity-upcoming__link {
  display: flex;
  flex-direction: column;
}

.activity-upcoming__image {
  text-align: center;
}

.activity-upcoming__wrapper {
  padding: 24px 16px 16px;
}

.activity-upcoming__content {
  padding-bottom: 16px;
  border-bottom: 1px dashed #e0e0e0;
}

.activity-upcoming__title {
  font-size: 18px;
  font-weight: bold;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
}

.activity-upcoming__info {
  padding-top: 16px;
}

.activity-upcoming__place {
  margin-bottom: 8px;
}

.activity-upcoming__place,
.activity-upcoming__date {
  font-size: 14px;
  font-weight: bold;
  color: rgba(22, 22, 14, 0.5);
}
.activity-upcoming__place span,
.activity-upcoming__date span {
  display: inline-block;
  width: 40px;
  height: 22px;
  line-height: 22px;
  font-size: 12px;
  color: #ffffff;
  background-color: #9a0003;
  margin-right: 8px;
  border-radius: 4px;
  text-align: center;
}

.activity-past h2 {
  display: flex;
  justify-content: center;
  align-items: center;
  width: calc(100% - 32px);
  margin: 0 auto 48px;
  color: #6f6f6f;
}
.activity-past h2::before, .activity-past h2::after {
  content: "";
  border: 2px solid #e0e0e0;
  flex-grow: 1;
}
.activity-past h2::before {
  margin-right: 8px;
}
.activity-past h2::after {
  margin-left: 8px;
}

.activity-past .icon {
  display: inline-flex;
  align-items: center;
  width: 20px;
  height: 20px;
  font-size: 20px;
  margin-right: 4px;
}

.activity-past__inner {
  padding: 0 0 48px;
  overflow: hidden;
  box-sizing: border-box;
}

.activity-past__slide {
  position: relative;
  width: calc(100% - 32px);
  margin: 0 auto;
}
.activity-past__slide .activity-past__list.swiper-wrapper {
  margin-bottom: 32px;
}
.activity-past__slide .swiper-slide {
  width: 152px;
  height: auto;
}
.activity-past__slide .swiper-button-prev,
.activity-past__slide .swiper-button-next {
  display: none;
}

.activity-past__card {
  background-color: #f6f6f6;
  border-radius: 8px;
}

.activity-past__show {
  display: flex;
  align-items: center;
}

.activity-past__show .activity-past__link {
  width: 100px;
  height: 98px;
  line-height: 98px;
  font-size: 12px;
  font-weight: bold;
  text-align: center;
  color: #ad0003;
  border: 2px solid #ad0003;
  border-radius: 75px;
  transition: all 0.3s;
}
.activity-past__show .activity-past__link .btn-icon {
  font-size: 10px;
  margin-left: 4px;
}

.activity-past__link {
  display: block;
}
.activity-past__link img {
  border-radius: 8px 8px 0 0;
}

.activity-past__wrapper {
  padding: 16px 12px;
}

.activity-past__detail {
  font-size: 12px;
  font-weight: bold;
  margin-bottom: 16px;
}

.activity-past__date {
  font-size: 13px;
  font-weight: bold;
  color: #5c5c5c;
}

.activity-section {
  width: calc(100% - 32px);
  margin: 0 auto;
}

.activity-section__inner {
  padding: 48px 0;
  border-top: 2px dashed #e0e0e0;
}

.activity-section__lead {
  font-size: 16px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 16px;
}

.activity-section__title {
  font-size: 20px;
  font-weight: normal;
  text-align: center;
  margin-bottom: 32px;
}

.activity-section__img {
  margin: 0 auto 24px;
  text-align: center;
}
.activity-section__img img {
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  box-sizing: border-box;
}

.award .activity-section__img:last-child {
  margin: 32px 0 0;
}

.activity-section__list {
  display: flex;
  overflow-x: auto;
  white-space: nowrap;
  margin-bottom: 32px;
}

.activity-section__item {
  color: #ad0003;
  font-size: 14px;
  font-weight: bold;
}
.activity-section__item:not(:first-child) {
  margin-left: 8px;
}
.activity-section__item a {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 78px;
  height: 40px;
  line-height: 40px;
  border: 2px solid #ad0003;
  border-radius: 20px;
  text-align: center;
  box-sizing: border-box;
  transition: all 0.3s;
}
.activity-section__item img {
  border-radius: 8px;
}
.activity-section__item .btn-icon {
  display: inline-flex;
  align-items: center;
  font-size: 10px;
  margin-left: 6px;
}

.activity-others__list {
  display: flex;
  flex-wrap: wrap;
}

.activity-others__item {
  width: 48%;
  background-color: #f6f6f6;
  border-radius: 8px;
  box-sizing: border-box;
  opacity: 1;
  visibility: visible;
  transition: all 0.32s ease-out;
}
.activity-others__item:nth-child(n+13) {
  display: none;
  opacity: 0;
}
.activity-others__item a {
  display: block;
  height: 100%;
}
.activity-others__item a:hover {
  opacity: 0.85;
}
.activity-others__item img {
  border-radius: 8px 8px 0 0;
}
.activity-others__item.is-show {
  -webkit-animation: fadeIn 0.32s ease-out;
          animation: fadeIn 0.32s ease-out;
  display: block;
  opacity: 1;
}

.activity-others__contents {
  padding: 16px 12px;
}
.activity-others__contents p {
  font-weight: bold;
}

.activity-others__btn {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 122px;
  margin: 48px auto 0;
  padding: 6px 0;
  color: #16160e;
  background-color: #f6f6f6;
  border: 2px solid #efefef;
  border-radius: 20px;
  font-weight: bold;
  text-align: center;
  box-sizing: border-box;
  transition: all 0.3s;
}
.activity-others__btn:hover {
  opacity: 0.85;
}
.activity-others__btn.is-hidden {
  display: none;
}
.activity-others__btn .btn-icon {
  display: inline-flex;
  align-items: center;
  font-size: 10px;
  margin-left: 6px;
}

@-webkit-keyframes fade-in {
  0% {
    display: none;
    opacity: 0;
  }
  1% {
    display: block;
    opacity: 0;
  }
  100% {
    display: block;
    opacity: 1;
  }
}

@keyframes fade-in {
  0% {
    display: none;
    opacity: 0;
  }
  1% {
    display: block;
    opacity: 0;
  }
  100% {
    display: block;
    opacity: 1;
  }
}

@media only screen and (min-width: 835px), (min-device-width: 835px) {
  .activity-btn:hover {
    color: #ffffff;
    background-color: #16160e;
  }
  .activity-lead {
    font-size: 20px;
    margin-bottom: 24px;
  }
  .activity-title {
    font-size: 32px;
    margin-bottom: 48px;
  }
  .activity-top {
    padding: 16px 0 72px;
  }
  .activity-top h1 {
    font-size: 32px;
  }
  .activity-top__line::before {
    height: 40px;
    margin: 0 auto 24px;
  }
  .activity-top__desc {
    font-size: 16px;
  }
  .activity-top__think-title {
    font-size: 22px;
  }
  .activity-effort h2 {
    margin-bottom: 64px;
  }
  .activity-effort h2::before {
    margin-right: 16px;
  }
  .activity-effort h2::after {
    margin-left: 16px;
  }
  .activity-effort .icon {
    width: 28px;
    height: 28px;
    font-size: 28px;
    margin-right: 8px;
  }
  .activity-effort__inner {
    padding: 64px 0;
  }
  .activity-effort__list {
    display: flex;
  }
  .activity-effort__item:first-child {
    margin-right: 16px;
  }
  .activity-effort__banner {
    margin-bottom: 40px;
  }
  .activity-upcoming h2 {
    margin-bottom: 48px;
  }
  .activity-upcoming h2::before {
    margin-right: 16px;
  }
  .activity-upcoming h2::after {
    margin-left: 16px;
  }
  .activity-upcoming .icon {
    width: 28px;
    height: 28px;
    font-size: 28px;
    margin-right: 8px;
  }
  .activity-upcoming .icon-arrow {
    font-size: 15px;
  }
  .activity-upcoming__inner {
    padding: 80px 0;
  }
  .activity-upcoming__card:not(:first-of-type) {
    margin-top: 32px;
  }
  .activity-upcoming__link {
    flex-direction: row;
  }
  .activity-upcoming__image {
    flex: 0 0 495px;
  }
  .activity-upcoming__wrapper {
    padding: 32px 40px 24px;
  }
  .activity-upcoming__title {
    font-size: 28px;
    margin-bottom: 24px;
  }
  .activity-upcoming__title.fsmd {
    font-size: 24px;
  }
  .activity-upcoming__info {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .activity-upcoming__place,
  .activity-upcoming__date {
    font-size: 16px;
  }
  .activity-upcoming__place span,
  .activity-upcoming__date span {
    width: 52px;
    height: 24px;
    line-height: 24px;
    font-size: 14px;
    margin-right: 16px;
  }
  .activity-past h2 {
    width: 1027px;
    margin: 0 auto 64px;
  }
  .activity-past h2::before {
    margin-right: 16px;
  }
  .activity-past h2::after {
    margin-left: 16px;
  }
  .activity-past .icon {
    width: 28px;
    height: 28px;
    font-size: 28px;
    margin-right: 8px;
  }
  .activity-past__inner {
    padding: 64px 0;
  }
  .activity-past__slide {
    width: calc(100% - 96px);
  }
  .activity-past__slide .activity-past__list.swiper-wrapper {
    margin-bottom: 40px;
  }
  .activity-past__slide .swiper-slide {
    width: 253px;
  }
  .activity-past__slide .swiper-button-prev,
  .activity-past__slide .swiper-button-next {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: nowrap;
    width: 40px;
    height: 38px;
    font-size: 10px;
    border: 2px solid #16160e;
    border-radius: 20px;
    background: #ffffff none;
    color: #16160e;
  }
  .activity-past__slide .swiper-button-prev {
    left: -20px;
  }
  .activity-past__slide .swiper-button-next {
    right: -20px;
  }
  .activity-past__slide .swiper-button-disabled {
    display: none;
  }
  .activity-past__card .activity-past__link:hover {
    opacity: 0.85;
  }
  .activity-past__show .activity-past__link {
    width: 150px;
    height: 148px;
    line-height: 148px;
    font-size: 14px;
  }
  .activity-past__show .activity-past__link:hover {
    color: #f6f6f6;
    background-color: #ad0003;
  }
  .activity-past__detail {
    height: 72px;
    font-size: 16px;
  }
  .activity-past__date {
    font-size: 14px;
  }
  .activity-section {
    width: 100%;
  }
  .activity-section__inner {
    padding: 64px 0;
  }
  .activity-section__lead {
    font-size: 20px;
    margin-bottom: 24px;
  }
  .activity-section__title {
    font-size: 32px;
    margin-bottom: 48px;
  }
  .activity-section__img {
    margin: 0 auto 40px;
  }
  .award .activity-section__img:last-child {
    margin: 48px 0 0;
  }
  .activity-section__list {
    justify-content: center;
    margin-bottom: 40px;
  }
  .activity-section__item a:hover {
    color: #ffffff;
    background-color: #ad0003;
  }
  .activity-others__item {
    width: 253px;
    margin-left: 20px;
  }
  .activity-others__item:nth-child(4n+1) {
    margin-left: 0;
  }
  .activity-others__item:nth-child(n+5) {
    margin-top: 20px;
  }
}

@media only screen and (max-width: 834px) and (max-device-width: 834px) {
  .activity-top__banner-list {
    max-width: 682px;
  }
  .activity-top__banner-list li:not(:first-child) {
    margin-top: 16px;
  }
  .activity-effort__item:first-child {
    margin-bottom: 40px;
  }
  .activity-effort__banner img {
    width: 100%;
  }
  .activity-upcoming__card {
    max-width: 450px;
    margin-right: auto;
    margin-left: auto;
  }
  .activity-upcoming + .activity-past .activity-past__inner {
    padding-top: 42px;
  }
  .activity-section__img img {
    width: 100%;
  }
  .activity-section__list.center {
    justify-content: center;
  }
  .activity-others__list {
    justify-content: space-between;
  }
  .activity-others__item:nth-child(n+3) {
    margin-top: 16px;
  }
  .activity-others__contents p {
    font-size: 12px;
  }
}