/* --------------------------------------------------
	section size
-------------------------------------------------- */

.l-inner .c-text + .c-text {
  margin-top: 3.2rem;
}

/* sec-fv
---------------------------------------------------------------------------- */
.sec-fv {
  position: relative;
}

.sec-fv .slider {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4.7rem;
  width: 139.6rem;
  margin: 0 auto;
  padding: 5rem 8.6rem;
  border-radius: 1.2rem;
  background-color: #fff;
}
@media screen and (min-width: 768px) and (max-width: 1440px) {
  .sec-fv .slider {
    width: 80%;
  }
}
@media screen and (max-width: 767px) {
  .sec-fv .slider {
    position: revert;
    width: 100%;
    padding: 5rem 3.6rem;
  }
  .slick-prev, .slick-next {
    top: 81%;
  }
}
.sec-fv .slick-img {
  width: 38.4rem;
  margin: 0 1.2rem;
}

.sec-fv .slider a {
  display: block;
  transition: 0.4s;
}
.sec-fv .slider a:hover {
  opacity: 0.7;
}

.sec-fv .slider .slick-next, .sec-fv .slider .slick-prev {
  width: 5.8rem;
  height: 5.8rem;
  z-index: 50;
  background: url("../img/top/arrow_slide.png") no-repeat center center;
  background-size: 100% auto;
  -webkit-transition: 0.4s;
  transition: 0.4s;
}
@media screen and (max-width: 767px) {
  .sec-fv .slider .slick-next, .sec-fv .slider .slick-prev {
    width: 8rem;
    height: 8rem;
  }
}
.sec-fv .slider .slick-next:before, .sec-fv .slider .slick-prev:before {
  opacity: 1;
}
@media screen and (min-width: 768px) {
  .sec-fv .slider .slick-next:hover, .sec-fv .slider .slick-prev:hover {
    opacity: 0.7;
  }
}
.sec-fv .slider .slick-prev {
  left: 1.4%;
}
@media screen and (max-width: 767px) {
  .sec-fv .slider .slick-prev {
    left: 0.5%;
  }
}
.sec-fv .slider .slick-prev:before {
  content: "";
}
.sec-fv .slider .slick-next {
  -webkit-transform: translate(0, -50%) scale(-1, 1);
          transform: translate(0, -50%) scale(-1, 1);
  right: 1.4%;
}
@media screen and (max-width: 767px) {
  .sec-fv .slider .slick-next {
    right: 0.5%;
  }
}
.sec-fv .slider .slick-next:before {
  content: "";
}
.sec-fv .slider .slick-list:focus {
  outline: 3px solid #283666;
}

/* sec-new
---------------------------------------------------------------------------- */
.sec-new {
  padding-top: 19rem;
  padding-bottom: 10.3rem;
  background-color: #F4F6FA;
}
@media screen and (max-width: 767px) {
  .sec-new {
    padding-top: 9rem;
    padding-bottom: 8rem;
  }
}
.sec-new .l-inner {
  max-width: 101rem;
}
@media screen and (max-width: 767px) {
  .sec-new .l-inner {
    max-width: inherit;
  }
}
.sec-new .new-wrap a {
  text-decoration: none;
}
.sec-new .new-wrap a:hover {
  opacity: 0.7;
}
.sec-new .new-item {
  display: flex;
  justify-content: space-between;
  padding: 3rem 0 3.3rem;
  border-top: 1px solid #283666;
  color: #283666;
  font-size: 1.8rem;
  line-height: calc( 30 / 18 );
}
@media screen and (max-width: 767px) {
  .sec-new .new-item {
    display: block;
    font-size: 2.8rem;
  }
}
.sec-new .new-item:first-of-type {
  border-top: none;
}
.sec-new .new-archive .new-item:first-of-type {
  border-top: 1px solid #283666;
}
.sec-new .new-item .new-date {
  width: 10rem;
}
.sec-new .new-item .new-title {
  width: 86rem;
  font-weight: 400;
}
@media screen and (max-width: 767px) {
  .sec-new .new-item .new-title {
    width: 100%;
  }
}
.sec-new .new-item .new-title a {
  color: #283666;
}
.sec-new .new-more {
  display: flex;
  justify-content: right;
  margin-top: 0.8rem;
  color: #283666;
  font-size: 1.8rem;
  font-weight: 500;
}
@media screen and (max-width: 767px) {
  .sec-new .new-more {
    font-size: 2.8rem;
  }
}
.sec-new .new-more .more-btn {
  position: relative;
  padding-left: 2.4rem;
  line-height: 1.2;
  cursor: pointer;
}
.sec-new .new-more .more-btn:before {
  content: '';
  position: absolute;
  top: 0.1rem;
  left: -0.2rem;
  background: url("../img/common/pagetop.svg") no-repeat center center;
  background-size: 2.2rem;
  width: 2.2rem;
  height: 2.2rem;
  transform: rotate(180deg);
}
.en .sec-new .new-more .more-btn:before {
  top: -0.2rem;
}
@media screen and (max-width: 767px) {
  .sec-new .new-more .more-btn {
    padding-left: 3.4rem;
  }
  .sec-new .new-more .more-btn:before {
    background-size: 3.2rem;
    width: 3.2rem;
    height: 3.2rem;
  }
}
.sec-new .new-more .more-btn-close {
  display: none;
}
.sec-new .new-more .more-btn-close:before {
  transform: none;
}
.sec-new .new-more.on .more-btn {
  display: none;
}
.sec-new .new-more.on .more-btn-close {
  display: inline;
}
.sec-new .new-archive {
  display: none;
}
.sec-new .new-archive.expanded {
  display: block;
}
.sec-new a{
  position: relative;
  display: inline-block;
  overflow-wrap: break-word;  
}


/* sec-background
---------------------------------------------------------------------------- */
.sec-background {
  padding-top: 10rem;
  padding-bottom: 13.5rem;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
@media screen and (max-width: 767px) {
  .sec-background {
    padding-top: 7rem;
    padding-bottom: 14rem;
  }
}
.sec-background .bg-box {
  position: relative;
  max-width: 1160px;
  display: -ms-flexbox;
  display: -webkit-box;
  display: flex;
  -ms-flex-pack: start;
  -webkit-box-pack: start;
          justify-content: flex-start;
  -ms-flex-align: stretch;
  -webkit-box-align: stretch;
          align-items: stretch;
  -ms-flex-wrap: nowrap;
  flex-wrap: nowrap;
  -ms-flex-line-pack: stretch;
  align-content: stretch;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: reverse;
      -ms-flex-direction: row-reverse;
          flex-direction: row-reverse;
  z-index: 1;
}
@media screen and (max-width: 767px) {
  .sec-background .bg-box {
    display: block;
  }
}
.sec-background .bg-box__img {
  position: relative;
  max-width: 69.8rem;
  z-index: 2;
}
@media screen and (max-width: 767px) {
  .sec-background .bg-box__img {
    width: 100%;
    max-width: inherit;
  }
}
.sec-background .bg-box__img .text_wrap {
  position: relative;
  background: #172452;
  padding: 2.7rem 2rem;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
@media screen and (max-width: 767px) {
  .sec-background .bg-box__img .text_wrap {
    padding: 2.5rem 4rem;
  }
}
.sec-background .bg-box__img .text_wrap p, .sec-background .bg-box__img .text_wrap a {
  color: #fff;
  font-size: 1.2rem;
  line-height: 1.5;
  font-weight: 400;
}
@media screen and (max-width: 767px) {
  .sec-background .bg-box__img .text_wrap p, .sec-background .bg-box__img .text_wrap a {
    font-size: 2.2rem;
    line-height: 1.4545454545;
    font-weight: 400;
  }
}
.sec-background .bg-box__img .text_wrap a {
  text-decoration: none;
  word-break: break-all;
}
@media screen and (min-width: 768px) {
  .sec-background .bg-box__img .text_wrap a:hover {
    text-decoration: underline;
  }
}

.sec-background .bg-box__img .youtube {
  width: 69.8rem;
  aspect-ratio: 16 / 9;
  background-color: #172452;
}
.sec-background .bg-box__img .capture__img {
  width: 69.8rem;
  aspect-ratio: 16 / 9;
  background-color: #172452;
}

@media screen and (max-width: 767px) {
  .sec-background .bg-box__img .youtube {
    width: 100%;
  }
  .sec-background .bg-box__img .capture__img {
    width: 100%;
  }
}
.sec-background .bg-box__img .youtube iframe {
  width: 100%;
  height: 100%;
}
.sec-background .bg-box__img .text_wrap .text_inner {
  position: relative;
  z-index: 2;
}
.sec-background .bg-box__txt {
  position: relative;
  padding: 6rem;
  background: #004099;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  z-index: 1;
}
.sec-background .bg-box__txt.pd5 {
  padding: 5rem;
}
@media screen and (max-width: 767px) {
  .sec-background .bg-box__txt {
    width: 100%;
    margin-right: 0;
    padding: 4rem;
  }
}
.sec-background .bg-box__txt .c-text {
  font-weight: 400;
  color: #fff;
}
.sec-background .bg-box__txt .c-text a{
  color: #fff;
}
.sec-background .bg-box__txt .c-text a:hover{
  text-decoration: underline;
  opacity: 0.7;
}
.sec-background .bg-box__txt .c-text + .c-text {
  margin-top: 2.4rem;
}
.sec-background .bg-box__txt .c-text strong {
  font-weight: 900;
}
.sec-background .bg-box:after {
  position: absolute;
  right: -4rem;
  bottom: -5rem;
  display: block;
  content: "";
  background: #E5ECF7;
  width: 100%;
  height: 100%;
  z-index: -1;
}

/* sec-about
---------------------------------------------------------------------------- */
.sec-about {
  padding-top: 8rem;
  padding-bottom: 12rem;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
@media screen and (max-width: 767px) {
  .sec-about {
    padding-top: 4rem;
    padding-bottom: 8rem;
  }
}
.sec-about .l-inner {
  max-width: 101rem;
}
@media screen and (max-width: 767px) {
  .sec-about .l-inner {
    max-width: inherit;
  }
}
.sec-about .about-box {
  display: flex;
  gap: 0 6.4rem;
  margin-bottom: 8rem;
}
.sec-about .about-box .about-img img {
  max-width: 64.5rem;
}
@media screen and (max-width: 767px) {
  .sec-about .about-box {
    display: block;
  }
  .sec-about .about-box .c-text {
    margin-bottom: 4rem;
  }
  .sec-about .about-box .about-img img {
    max-width: 100%;
  }
}

.sec-about .about-box .c-text .ico-external {
  position: relative;
  display: inline-block;
  width: 1.4rem;
  height: 1.4rem;
  top: -0.8rem;
  margin-right: 0.7rem;
}
@media screen and (max-width: 767px) {
  .sec-about .about-box .c-text .ico-external {
    width: 2.4rem;
    height: 2.4rem;
    top: -1.2rem;
  }
}
.sec-about .about-box .c-text .ico-external img {
  width: 100%;
  max-width: inherit;
  height: auto;
}

.about-tbl {
  width: 100%;
  border-top: 1px solid#283666;
  line-height: calc(30 / 18);
}
.about-tbl th {
  padding: 2.4rem 4.3rem;
  border-bottom: 1px solid#283666;
  font-size: 2.2rem;
  font-weight: 500;
  color: #283666;
  text-align: left;
}
.about-tbl td {
  padding: 2.4rem 0;
  border-bottom: 1px solid#283666;
  font-size: 1.8rem;
  font-weight: normal;
  color: #000000;
}
@media screen and (max-width: 767px) {
  .about-tbl th {
    width: 34%;
    padding: 2.4rem 4.3rem 0 2.4rem;
    font-size: 2.8rem;
    font-weight: 500;
    color: #283666;
    text-align: left;
  }
  .about-tbl td {
    font-size: 2.8rem;
  }
}
.sec-about .c-text a{
  font-weight: 500;
  color: #233EB8;
  position: relative;
  display: inline-block;
  text-decoration: underline;
  padding-left: 21px;
  overflow-wrap: break-word;
}

/* sec-event
---------------------------------------------------------------------------- */
.sec-event {
  padding-top: 12rem;
  padding-bottom: 10rem;
  overflow: hidden;
  background-color: #F4F6FA;
}
@media screen and (max-width: 767px) {
  .sec-event {
    padding-top: 7rem;
    padding-bottom: 10rem;
  }
}

.sec-event .c-text {
  max-width: 101rem;
  margin: 0 auto 8rem;
}
@media screen and (max-width: 767px) {
  .sec-event .c-text {
    max-width: inherit;
    margin-bottom: 4rem;
  }
}

.event-date {
  max-width: 1200px;
  margin: 0 auto 6rem;
  padding: 0;
  color: #283666;
}
.outside-left{
  display: flex;
  justify-content: left;
  width: 34rem;
  z-index: 0;
  position: relative;
  padding-top: 30px;
  padding-bottom: 30px;
  background-color: #E5ECF7;
}
.outside-left::before{
  content: "";
  display: block;
  width: 100vw;
  height: 100%;
  border-radius: 12px;
  background-color: #E5ECF7;
  position: absolute;
  z-index: -1;
  top: 0;
  right: -30px;
}
.en .outside-left {
  width: 40rem;
}
@media screen and (max-width: 767px) {
  .outside-left{
    width: 55vw;
    padding-top: 15px;
    padding-bottom: 15px;
  }
  .outside-left::before{
    right: -15px;
  }
}
.event-cal {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 6.6rem;
  height: 6.6rem;
  margin: 0 1.7rem 0 1rem;
  border-radius: 50%;
  background-color: #fff;
  box-shadow: 0 0 6px 0 rgba(0, 0, 0, 0.16);
}
.event-cal img {
  width: 2.9rem;
}
.event-date-year {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 1rem 2.2rem 1rem 0;
  padding-right: 2.2rem;
  border-right: 2px solid #283666;
  font-size: 2rem;
  font-weight: 500;
}
.event-date-year.-out {
  margin-top: 1.7rem;
  margin-bottom: 1.7rem;
}
.event-date-month {
  font-size: 1.5rem;
  font-weight: normal;
}
.event-date-month span {
  display: block;
  margin: 1rem 2rem 0.9rem 0;
  font-size: 2.6rem;
  font-weight: bold;
}
.event-date-day {
  font-size: 6.4rem;
  font-weight: bold;
}
.event-date-out {
  display: flex;
  align-items: center;
  font-size: 2.4rem;
  font-weight: bold;
}
@media screen and (max-width: 767px) {
  .event-date-year {
    font-size: 3rem;
  }
  .event-date-month {
    margin-right: 3rem;
    font-size: 2.4rem;
  }
  .event-date-month span {
    font-size: 3rem;
  }
  .event-date-day {
    font-size: 6.4rem;
  }
}

.post-wrap {
  display: flex;
  justify-content: flex-start;
  align-items: stretch;
  flex-wrap: wrap;
  align-content: stretch;
  gap: 4rem 4rem;
  margin-bottom: 5.3rem;
}
@media screen and (max-width: 767px) {
  .post-wrap {
    display: block;
  }
}
.post-wrap .post {
  position: relative;
  width: calc((100% - 8rem) / 3);
  background: #fff;
  -webkit-box-shadow: 0 3px 10px 0 rgba(0, 0, 0, 0.16);
          box-shadow: 0 3px 10px 0 rgba(0, 0, 0, 0.16);
}
@media screen and (max-width: 767px) {
  .post-wrap .post {
    width: 100%;
  }
  .post-wrap .post + .post {
    margin-top: 4rem;
  }
}
.post-wrap .post a {
  display: block;
  height: 100%;
  color: #283666;
  text-decoration: none;
  -webkit-transition: 0.4s;
  transition: 0.4s;
}
.post-wrap .post a:hover {
  text-decoration: underline;
}
@media screen and (max-width: 767px) {
  .post-wrap .post a {
    font-size: 2.6rem;
  }
}
.post-wrap .post__img {
  width: 100%;
  height: 19rem;
}
@media screen and (max-width: 767px) {
  .post-wrap .post__img {
    height: 34rem;
  }
}
.post-wrap .post__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* box-shadow: 0 3px 10px 0 rgba(0, 0, 0, 0.1); */
}
.post-wrap .post__txt {
  padding: 3rem 4rem 5.1rem 4rem;
  background-image: linear-gradient(180deg, rgba(0, 0, 0, 0.04), rgba(255, 255, 255, 1) 10%);
}
@media screen and (max-width: 767px) {
  .post-wrap .post__txt {
    padding: 3rem 4rem 9rem 4rem;
  }
}
.post-wrap .post__txt .post-ttl {
  font-size: 1.9rem;
  line-height: 1.3684210526;
  font-weight: 500;
  word-break: break-word;
  margin-bottom: 1rem;
}
@media screen and (max-width: 767px) {
  .post-wrap .post__txt .post-ttl {
    font-size: 3rem;
    line-height: 1.5333333333;
    font-weight: 500;
    margin-bottom: 2rem;
  }
}
.post-wrap .post__txt .post-date {
  font-size: 1.6rem;
  line-height: 1.875;
  font-weight: 400;
  margin-bottom: 0.3rem;
}
.post-wrap .post__txt .post-organizer {
  font-size: 1.6rem;
  line-height: 1.5;
  font-weight: 400;
  margin-bottom: 0.5rem;
}
@media screen and (max-width: 767px) {
  .post-wrap .post__txt .post-date {
    font-size: 2.6rem;
    line-height: 1.5384615385;
    font-weight: 400;
    margin-bottom: 1.5rem;
  }
  .post-wrap .post__txt .post-organizer {
    font-size: 2.6rem;
    line-height: 1.5384615385;
    font-weight: 400;
    margin-bottom: 1.5rem;
  }
}
.post-wrap .post__txt .post-text {
  font-size: 1.6rem;
  line-height: 1.5;
  font-weight: 400;
  word-break: break-word;
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
}
@media screen and (max-width: 767px) {
  .post-wrap .post__txt .post-text {
    font-size: 2.6rem;
    line-height: 1.4615384615;
    font-weight: 400;
  }
}

.post-wrap .post__txt .post-organizer a,
.post-wrap .post__txt .post-text a {
  display: inline;
  text-decoration: underline;
}

.post-wrap .post__txt .post-text.-line3 {
  -webkit-line-clamp: 3;
}
@media screen and (max-width: 767px) {
  .post-wrap .post__txt .post-text.-line3 {
    -webkit-line-clamp: 4;
  }
}
.post-wrap .post__txt .post-text.-line4 {
  -webkit-line-clamp: 4;
}
@media screen and (max-width: 767px) {
  .post-wrap .post__txt .post-text.-line4 {
    -webkit-line-clamp: 4;
  }
}
.post-wrap .post__txt .post-text.-full {
  -webkit-line-clamp: initial;
}
@media screen and (max-width: 767px) {
  .post-wrap .post__txt .post-text.-full {
    -webkit-line-clamp: initial;
  }
}
.post-wrap .post__txt .ico {
  position: relative;
  padding-left: 2rem;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
@media screen and (max-width: 767px) {
  .post-wrap .post__txt .ico {
    padding-left: 4rem;
  }
}
.post-wrap .post__txt .ico:before {
  position: absolute;
  left: 0;
  display: block;
  content: "";
  background-size: 100% auto !important;
}
.post-wrap .post__txt .ico.post-date:before {
  top: 0.9rem;
  background: url("../img/top/icon_callen.svg") no-repeat center center;
  width: 1.1rem;
  height: 1.2rem;
}
@media screen and (max-width: 767px) {
  .post-wrap .post__txt .ico.post-date:before {
    width: 2.6rem;
    height: 2.7rem;
  }
}
.post-wrap .post__txt .ico.post-organizer:before {
  top: 0.9rem;
  background: url("../img/top/icon_organizer.svg") no-repeat center center;
  width: 1.1rem;
  height: 1.1rem;
}
@media screen and (max-width: 767px) {
  .post-wrap .post__txt .ico.post-organizer:before {
    width: 2.6rem;
    height: 2.6rem;
  }
}
.post-wrap .post__txt .ico.post-text:before {
  top: 0.7rem;
  background: url("../img/top/icon_info.svg") no-repeat center center;
  width: 1.1rem;
  height: 1.1rem;
}
@media screen and (max-width: 767px) {
  .post-wrap .post__txt .ico.post-text:before {
    width: 2.6rem;
    height: 2.6rem;
  }
}
.post-wrap .post__txt .more_link {
  margin-top: 2.7rem;
  padding-left: 2rem;
  color: #283666;
  font-size: 1.4rem;
  line-height: 2.1428571429;
  font-weight: 500;
}
@media screen and (max-width: 767px) {
  .post-wrap .post__txt .more_link {
    padding-left: 4rem;
    font-size: 2.4rem;
    line-height: 1.6666666667;
    font-weight: 500;
  }
}
.post-wrap .post__txt .more_link .ico-external {
  position: relative;
  display: inline-block;
  width: 1.4rem;
  height: 1.4rem;
  top: -0.8rem;
  margin-left: 0.7rem;
}
@media screen and (max-width: 767px) {
  .post-wrap .post__txt .more_link .ico-external {
    width: 2.4rem;
    height: 2.4rem;
  }
}
.post-wrap .post__txt .more_link .ico-external img {
  width: 100%;
  max-width: inherit;
  height: auto;
}

.sec-event .event-more {
  width: 25rem;
  margin: 0 auto;
  font-size: 1.8rem;
  font-weight: 500;
  text-align: center;
}
@media screen and (max-width: 767px) {
  .sec-event .event-more {
    width: 80%;
    font-size: 2.8rem;
  }
}
.sec-event .event-more .event-more-btn {
  position: relative;
  width: 100%;
  padding: 1.7rem 0;
  border-radius: 1.2rem;
  background-color: #E5ECF7;
  color: #004099;
  line-height: 1.2;
  cursor: pointer;
}
.sec-event .event-more .event-more-btn:hover,
.sec-event .event-more .event-more-btn:active,
.sec-event .event-more .event-more-btn:focus {
  background-color: #004099;
  color: #FFFFFF;
}
.sec-event .event-more .event-more-btn::after {
  content: '';
  position: absolute;
  top: 2.4rem;
  right: 2.4rem;
  background: url("../img/common/Icon-arrow.svg") no-repeat center center;
  background-size: 1.5rem;
  width: 1.5rem;
  height: 0.8rem;
}
.sec-event .event-more .event-more-btn:hover::after,
.sec-event .event-more .event-more-btn:active::after,
.sec-event .event-more .event-more-btn:focus::after {
  background: url("../img/common/Icon-arrow-white.svg") no-repeat center center;
}
@media screen and (max-width: 767px) {
  .sec-event .event-more .event-more-btn::after {
    top: 2.7rem;
    background-size: 2.6rem;
    width: 2.6rem;
    height: 1.4rem;
  }
}
.sec-event .event-more .event-more-btn-close {
  display: none;
}
.sec-event .event-more .event-more-btn-close::after {
  transform: rotate(180deg);
}
.sec-event .event-more.on .event-more-btn {
  display: none;
}
.sec-event .event-more.on .event-more-btn-close {
  display: block;
}
.sec-event .-more {
  display: none;
}
.sec-event .-more.expanded {
  display: block;
}
.sec-event .c-text {
  margin-bottom: 6.2rem;
}
.sec-event .annaunce_text {
  background-color: #004099;
  max-width: 101rem;
  margin: 0 auto 9rem;
  padding: 5rem;
  position: relative;
  z-index: 2;
}
.sec-event .annaunce{
  position: relative;
  max-width: 101rem;
  margin: 0 auto;
}
.sec-event .annaunce::after {
  position:absolute;
  right: -3rem;
  bottom: -3rem;
  display: block;
  content: "";
  background: #E5ECF7;
  width: 100%;
  height: 100%;
  z-index: 1;
}
.sec-event .annaunce p {
  padding-bottom: 3.9rem;
  margin-bottom: 3.9rem;
  color: #fff;
  font-size: 1.8rem;
  font-weight:normal;
  line-height:1.6666667;
  border-bottom: 0.1rem solid #fff;
}

@media screen and (max-width: 767px) {
  .sec-event .annaunce p {
    font-size: 2.8rem;
    font-weight: normal;
  }
}

.sec-event .annaunce .details li {
  position: relative;
  margin-left: 1.5rem;
  padding-left: 3rem;
  text-indent: -1.5rem;
  line-height: 1.7;
  padding-bottom: 2rem;
}
.sec-event .annaunce .details li::before {
  position: absolute;
  top: 1rem;
  left: 0;
  content: "";
  width: 0.7rem;
  height: 1.2rem;
  background: url(../img/common/icon_link.png) no-repeat;
}

@media screen and (min-width: 768px) and (max-width: 1100px) {
  .sec-event .annaunce .details li::before {
    top: 0.6rem;
    width: 1.3rem;
    height: 2.4rem;
    transform: scale(0.7);
  }
}

@media screen and (min-width: 1100px) and (max-width: 1440px) {
  .sec-event .annaunce .details li::before {
    top: 0.9rem;
    width: 1.3rem;
    height: 2.4rem;
    transform: scale(0.9);
  }
}

.sec-event .annaunce .details a {
  position: relative;
  color: #fff;
  text-decoration: none;
}
.sec-event .annaunce .details .link{
  font-size: 1.8rem;
  font-weight: normal;
}
.sec-event .annaunce .details a .pdf{
  font-size: 1.4rem;
  font-weight: normal;
}

@media screen and (max-width: 767px){
  .sec-event .annaunce .details li {
    margin-left: 0;
    padding-left: 2rem;
    text-indent: 0;
  }
  .sec-event .annaunce .details li::before {
    top: 1.2rem;
    width: 1.5rem;
    height: 2.5rem;
    transform: scale(0.8);
  }
  .sec-event .annaunce .details a {
    font-size: 2.8rem;
    font-weight: normal;
  }
}
.sec-event .annaunce .details .pdf {
  display: inline-block;
  margin-left: 5rem;
}
.sec-event .annaunce .details .pdf a::after {
  content: '';
  display: inline-block;
  width: 2rem;
  height: 2.3rem;
  margin-left: 1rem;
  background: url(../img/common/icon_pdf.png) no-repeat 0 0.4rem / 1.8rem 2.1rem;
  vertical-align: baseline;
}
.sec-event .annaunce .details .link a::after {
  content: '';
  display: inline-block;
  width: 1.8rem;
  height: 2.2rem;
  margin-left: 1rem;
  background: url(../img/common/btn_wd.png) no-repeat 0 0.4rem / 1.8rem 1.8rem;
  vertical-align: baseline;
}
.sec-event .annaunce .details a:hover {
  opacity: 0.7;
}
@media screen and (max-width: 767px){
  .sec-event .annaunce .details .pc {
    display: none;
  }
}

/* sec-related
---------------------------------------------------------------------------- */
.sec-related {
  padding-top: 10rem;
  padding-bottom: 10rem;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
@media screen and (max-width: 767px) {
  .sec-related {
    padding-top: 7rem;
    padding-bottom: 10rem;
  }
}

/* sec-btm
---------------------------------------------------------------------------- */
.sec-btm {
  padding: 8rem 0 6rem 0;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
@media screen and (max-width: 767px) {
  .sec-btm {
    padding: 7rem 0 8rem 0;
  }
}

.backnumber-link {
  margin-bottom: 3.2rem;
  text-align: center;
}
.backnumber-link a {
  position: relative;
  font-size: 1.8rem;
  font-weight: 500;
  color: #233EB8;
  text-decoration: none;
}
@media screen and (max-width: 767px) {
  .backnumber-link a {
    font-size: 2.8rem;
  }
}
.backnumber-link a::after {
  content: '';
  position: absolute;
  top: 0.3rem;
  right: -2.5rem;
  background: url("../img/common/pagetop.svg") no-repeat center center;
  background-size: 2.2rem;
  width: 2.2rem;
  height: 2.2rem;
  transform: rotate(90deg);
}
.backnumber-link a:hover {
  opacity: 0.4;
}
@media screen and (max-width: 767px) {
  .backnumber-link a::after {
    top: 0.7rem;
    right: -3.3rem;
    background-size: 3.2rem;
    width: 3.2rem;
    height: 3.2rem;
  }
}

.sec-btm .logo {
  text-align: center;
  width: 36.1rem;
  margin: 0 auto 8.5rem auto;
}
@media screen and (max-width: 767px) {
  .sec-btm .logo {
    width: 34rem;
    margin-bottom: 6rem;
  }
}
.sec-btm .link_list {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 4rem 6rem;
}
@media screen and (max-width: 767px) {
  .sec-btm .link_list {
    justify-content: center;
    gap: 2rem 2rem;
  }
}
/* .sec-btm .link_list li {
  width: calc((100% - 24rem) / 5);
}
@media screen and (max-width: 767px) {
  .sec-btm .link_list li {
    width: calc((100% - 2rem) / 2);
  }
} */
.sec-btm .link_list li img {
  height: 74px;
}
@media screen and (max-width: 767px) {
  .sec-btm .link_list li img {
    height: 7rem;
    width: auto;
  }
}
.sec-btm .sns_list {
  margin-top: 6rem;
  display: -ms-flexbox;
  display: -webkit-box;
  display: flex;
  -ms-flex-pack: center;
  -webkit-box-pack: center;
          justify-content: center;
  -ms-flex-align: center;
  -webkit-box-align: center;
          align-items: center;
  -ms-flex-wrap: nowrap;
  flex-wrap: nowrap;
  -ms-flex-line-pack: stretch;
  align-content: stretch;
  gap: 0 2rem;
}
.sec-btm .sns_list li {
  width: 4rem;
}
@media screen and (max-width: 767px) {
  .sec-btm .sns_list li {
    width: 8rem;
  }
}