.back_square {
  width: 75.5rem;
  height: 45.4rem;
  background-image: linear-gradient(to right, #F9BDC5, #468DAF);
  position: absolute;
  bottom: -5rem;
  right: 0;
}

.hero_section img {
  width: 123.1rem;
  height: 50.7rem;
  object-fit: cover;
  z-index: 9;
  position: relative;
}

.hero_section {
  position: relative;

}

.screen {
  width: 123.1rem;
  height: 10.8rem;
  padding: 3rem 5rem 3rem 5rem;
  background-color: rgba(74, 74, 74, 0.65);
  color: #fff;
  position: absolute;
  bottom: 0rem;
  left: 0rem;
  z-index: 99;
}

.hero_title {
  font-family: "Noto Serif JP", serif;
  font-weight: 700;
  font-size: 3.5rem;
  line-height: calc(50em / 35);
  letter-spacing: calc(1.4em / 35);
  color: #fff;
  z-index: 99;
  position: relative;
}

/* お知らせプルダウン */
.news-filter {
  margin-bottom: 4rem;
}

.news-filter select {
  border: 0.2rem solid #0A435F;
  font-size: 1.6rem;
  cursor: pointer;
  padding: 0.9rem 20.2rem 1.1rem 8rem;
  font-family: "Noto Serif JP", serif;
  font-weight: 700;
  font-size: 1.8rem;
  line-height: calc(26em / 18);
  color: #0A435F;
  position: relative;
}

.pulldown {
  width: 46.6rem;
  height: 5.1rem;
  margin: 11.2rem auto 0;
  position: relative;
}

.news-filter {
  text-align: center;
}

/* プルダウンの中の線 */
.news-filter::before {
  content: "";
  width: 0.2rem;
  height: 5rem;
  background-color: #0A435F;
  top: 0rem;
  left: 5.7rem;
  position: absolute;
}

.triangle {
  width: 0rem;
  height: 0rem;
  border-top: 1.2rem solid transparent;
  border-right: 1.2rem solid transparent;
  border-left: 1.2rem solid transparent;
  border-bottom: 1.7rem solid #0A435F;
  transform: rotate(180deg);
  position: absolute;
  top: 1.5rem;
  left: 1.7rem;
}


/* カテゴリー */
.category_wrap {
  margin-top: 12rem;
}

.category_title {
  font-family: "Noto Serif JP", serif;
  font-weight: 700;
  font-size: 2.5rem;
  line-height: calc(36em / 25);
  color: #0A435F;
  margin-left: 13.775rem;
  position: relative;
}

.category_title::before {
  content: "";
  width: 0rem;
  height: 0rem;
  border-top: 1.2rem solid transparent;
  border-right: 1.2rem solid transparent;
  border-left: 1.2rem solid transparent;
  border-bottom: 1.7rem solid #0A435F;
  transform: rotate(180deg);
  position: absolute;

  top: 1.3rem;
  left: -3.8rem;
}

.archive_image img {
  width: 42rem;
  height: 24.7rem;
  object-fit: cover;
}

.archive_box_item {
  display: flex;
}

/* 日付 */
.arc_list_data {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  line-height: 1;
}

.arc_list_data .year {
  font-family: "Noto Serif JP", serif;
  font-weight: 500;
  font-size: 1.5rem;
  
  padding-bottom: 0.4rem;
  margin-bottom: 0.4rem;
}

.arc_list_data .date {
  font-family: "Noto Serif JP", serif;
  font-weight: 500;
  font-size: 2.2rem;
  line-height: calc(24.3em /22);
  border-top: 0.1rem solid #2C5265;
}

.eye_catching {
  display: flex;
  flex-direction: column;
  margin-left: 10rem;
  margin-bottom: 1.7rem;
}

.eye_catching_wrap {
  display: flex;
  justify-content: left;
  align-items: center;
  margin-bottom: 3.1rem;
  margin-top: 3.6rem;
}

.date {
  margin-top: -1rem;
}

.news_title {
  font-family: "Noto Serif JP", serif;
  font-weight: 700;
  font-size: 2rem;
  line-height: calc(29em / 20);
  color: #0A435F;
  margin-left: 2.4rem;
  position: relative;
}

.news_title::before {
  content: "";
  width: 33.7rem;
  height: 0.2rem;
  background-color: #F9BDC5;
  position: absolute;
  bottom: -1.9rem;
  left: -8.4rem;
}

.news_title::after {
  content: "";
  width: 74.7rem;
  height: 0.2rem;
  background-color: #0A435F;
  position: absolute;
  bottom: -1.9rem;
  left: 25.1rem;
}

.date {
  font-family: "Noto Serif JP", serif;
  font-weight: 500;
  font-size: 2.2rem;
  line-height: calc(31em / 22);
  letter-spacing: calc(0.66em / 22);
  color: #0A435F;
}

.year {
  font-family: "Noto Serif JP", serif;
  font-weight: 500;
  font-size: 1.7rem;
  line-height: calc(25em / 17);
  letter-spacing: calc(0em / 22);
  color: #0A435F;
}

.category_deco_flex {
  display: flex;
}

.category_deco {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  width: 60rem;
}

.category_item {
  font-family: "Noto Serif JP", serif;
  font-weight: 500;
  font-size: 1.6rem;
  line-height: calc(23em / 16);
  color: #fff;
  background-color: #2C5265;
  width: 17.3rem;
  height: 3.3rem;
  display: flex;
  padding: 0.8rem 0.6rem 0.9rem 1.8rem;
  /* margin-left: 3rem; */
  justify-content: center;
  align-items: center;
}

.category_item:nth-child(1),
.category_item:nth-child(4),
.category_item:nth-child(7) {
  margin-left: 1.8rem;
}

.news_excerpt {
  font-family: "Noto Serif JP", serif;
  font-weight: 500;
  font-size: 1.6rem;
  line-height: calc(28em / 16);
  color: #000000;
  width: 63rem;
  overflow-wrap: anywhere;
  margin-left: 3rem;
  margin-top: 2rem;

}

.category_deco_wrap {
  position: relative;
}

.continuation {
  font-family: "Noto Serif JP", serif;
  font-weight: 700;
  font-size: 1.8rem;
  line-height: calc(26em / 18);
  letter-spacing: calc(0em / 22);
  color: #0A435F;
  position: absolute;
  right: 14rem;
  bottom: 0.7rem;
}

.continuation::before {
  content: "";
  width: 23.3rem;
  height: 0.1rem;
  background-color: #0A435F;
  position: absolute;
  right: -14rem;
  bottom: -1rem;
}

.continuation::after {
  content: "";
  width: 4rem;
  height: 4rem;
  background-image: linear-gradient(to bottom, #F9BDC5, #468DAF);
  border-radius: 50%;
  position: absolute;
  right: -14rem;
  bottom: -0.7rem;
}


.continuation span {
  position: relative;
}

.continuation span::before {
  content: ">";
  font-size: 1.5rem;
  display: inline-block;
  color: #fff;
  position: absolute;
  right: -12.5rem;
  bottom: 0rem;
  z-index: 9;

}

/* ページネーション */

.page-numbers {
  font-family: "Noto Serif JP", serif;
  font-weight: 700;
  font-size: 1.6rem;
  line-height: calc(23em / 16);
  letter-spacing: calc(0.48em / 16);
  background-color: #0A435F;
  border-radius: 50%;
}

.arc_nation {
  text-align: center;
  margin-top: 10.6rem;
  margin-bottom: 13.8rem;
}

.arc_nation .page-numbers {
  display: inline-block;
  margin: 0 0.8rem 0rem;
  padding: 0.8rem 1.4rem;
  border: 0.1rem solid #0A435F;
  text-decoration: none;
  color: #0A435F;
}

/* 今いるページ */
.arc_nation .page-numbers.current {
  background: #0A435F;
  color: #fff;
}

.arc_nation .page-numbers {
  border-radius: 50%;
  background-color: #fff;
  color: #000000;
}

.pc_only {
  display: block;
}

.sp_only {
  display: none;
}

@media screen and (max-width: 699.98px) {

  .back_square {
    width: 32.6rem;
    height: 20.8rem;
    right: 0rem;
    bottom: -3rem;
  }

  .pc_only {
    display: none;
  }

  .sp_only {
    display: block;
  }

  .hero_section img {
    width: 100%;
    height: 50rem;
  }

  .hero_title {
    font-size: 2.4rem;
    line-height: calc(35em / 24);
    letter-spacing: calc(0.96em / 24);
    margin-left: -4.1rem;
    margin-top: -1.6rem;
  }

  .screen {
    width: 100%;
    height: 6.7rem;
  }

  .pulldown {
    width: 35.5rem;
    height: 4.7rem;
    margin-top: 5.8rem;
    margin-left: 0.7rem;
  }

  .news-filter::before {
    height: 4.8rem;
    left: 5rem;
  }

  .news-filter select {
    padding: 1rem 13.4rem 1.2rem 5.9rem;
    font-size: 1.6rem;
  }

  .news-filter {
    margin-bottom: 0rem;
  }

  .category_title {
    font-size: 1.8rem;
    line-height: calc(26em / 18);
    margin-top: 4.8rem;
  }

  .category_title::before {
    content: "";
    width: 0rem;
    height: 0rem;
    border-top: 1rem solid transparent;
    border-right: 1rem solid transparent;
    border-left: 1rem solid transparent;
    border-bottom: 1.5rem solid #0A435F;
    transform: rotate(180deg);
    position: absolute;

    top: 0.9rem;
    left: -3.1rem;
  }

  .archive_box_item {
    display: block;
  }

  .eye_catching_wrap {
    display: block;
    margin-top: 2.7rem;
    margin-bottom: 1rem;
  }

  .archive_image img {
    width: 35.5rem;
    height: 21.4rem;
  }

  .eye_catching {
    margin-left: 1rem;
  }

  .category_wrap {
    margin-top: 5rem;
  }


  .category_title {
    margin-left: 3.775rem;
  }

  .category_item {
    margin-left: 0rem;
    width: 17rem;
    padding: 0.8rem 0.6rem 0.9rem 0.8rem
  }

  .category_item:nth-child(1),
  .category_item:nth-child(4),
  .category_item:nth-child(7) {
    margin-left: 0rem;
  }

  .news_excerpt {
    width: 35.5rem;
    margin-left: 0rem;
  }

  .news_title {
    margin-bottom: 1.5rem;
    margin-left: 0rem;
  }

  .news_title::before {
    width: 10.6rem;
    bottom: -0.3rem;
    left: 0rem;
  }

  .news_title::after {
    width: 25.4rem;
    bottom: -0.3rem;
    left: 10rem;
  }

  .arc_list_data {
    display: block;
  }

  .arc_list_data .year {
    border-bottom: none;
  }

  .arc_list_data .date {
    font-size: 1.7rem;
    margin-left: 0.6rem;
  }

  .category_deco {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    width: 35.5rem;
  }

  .category_deco_wrap {
    margin-bottom: 3.6rem;
  }

  .continuation {
    right: 12.4rem;
    bottom: -5.4rem;
    font-size: 1.7rem;
  }

  .continuation::after {
    top: -1rem;
    right: -12.5rem;
    width: 3.2rem;
    height: 3.2rem;
  }

  .continuation span::before {
    right: -11.5rem;
    bottom: 0.6rem;
  }

  .continuation::before {
    width: 20.7rem;
    right: -12.3rem;
    bottom: -0.4rem;
  }

  .news_excerpt {
    margin-top: 2rem;
  }



}