html body {
  position: relative;
  font-weight: normal;
  line-height: 1.5;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: #333333;
  background-color: #ffffff;
}

html body a {
  color: #519E8A;
  text-decoration: underline;
}

html body a:hover {
  color: #A1D6C7;
}

html body i {
  font-style: normal;
}

html body strong {
  font-weight: bold;
  position: relative;
  background: -webkit-linear-gradient(transparent 70%, #FCDB49 70%);
  background: linear-gradient(transparent 70%, #FCDB49 70%);
}

@media screen and (min-width: 942px) {
  html body {
    font-size: 14px;
  }
}

.mt-container {
  width: auto;
  position: relative;
  margin: 0 auto;
}

@media screen and (min-width: 942px) {
  .mt-container {
    width: 942px;
  }
}

.invisible {
  height: 0px;
  overflow: hidden;
  -webkit-transition: all 0.5s ease;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}

@media screen and (min-width: 768px) {
  .invisible {
    height: auto;
    display: block;
  }

  .invisible.is-open {
    height: auto;
  }
}

header {
  width: 100%;
  z-index: 1000;
  position: fixed;
  top: 0px;
  left: 0px;
  padding-top: 8px;
  background-color: #ffffff;
}

@media screen and (min-width: 942px) {
  header {
    display: flex;
    padding-top: 0px;
    height: 60px;
  }
}

header .mt-h1 {
  font-size: 16px;
  height: 40px;
  margin: 8px auto;
  line-height: 18px;
  background-repeat: no-repeat;
  text-align: center;
}

header .mt-h1 img {
  height: 40px;
}

@media screen and (min-width: 942px) {
  header .mt-h1 {
    margin: 0px 24px 0px 0px;
    position: relative;
    float: left;
    background-position: 0px 15px;
    line-height: 60px;
    width: 138px;
    height: 60px;
  }

  header .mt-h1 img {
    position: relative;
    top: 10px;
  }
}

.navi-list {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 12px;
}

.navi-list a:link, .navi-list a:visited {
  text-decoration: none;
  color: #333333;
}

.navi-list a:hover {
  color: #cccccc;
}

.navi-list li {
  position: relative;
  display: inline-block;
}

.navi-list li .navi-list__sub {
  position: absolute;
  top: 100%;
  left: 0;
}

.navi-list li .navi-list__sub li {
  margin: 0px;
  padding: 2px 4px;
  display: none;
  width: 200%;
  line-height: 32px;
  background-color: #ffffff;
  border: 1px solid #E6EAF7;
  text-align: center;
}

.navi-list li .navi-list__sub .navi-list__sub--title {
  background-color: #E6EAF7;
}

.navi-list li:hover .navi-list__sub li {
  display: block;
}

@media screen and (min-width: 942px) {
  .navi-list {
    float: right;
    justify-content: center;
    gap: 24px;
    margin-bottom: 0px;
  }

  .navi-list li {
    line-height: 60px;
  }
}

.mainImage {
  width: 100%;
  height: 180px;
  margin-top: 70px;
  background-color: #000000;
  overflow: hidden;
}

.mainImage .mainImage__img {
  width: 100%;
  height: auto;
  background-image: url(/images/black-and-white-city-skyline-buildings.jpg);
}

@media screen and (min-width: 942px) {
  .mainImage {
    margin-top: 56px;
    height: 280px;
  }
}

.UL-mainImage {
  width: 100%;
  height: 100px;
  margin-top: 90px;
  background-color: #000000;
  overflow: hidden;
  background-image: url(/images/black-and-white-city-skyline-buildings.jpg);
}

.UL-mainImage .UL-mainImage__title {
  font-weight: bold;
  font-size: 1.5rem;
  margin: 0 12px;
  line-height: 100px;
}

.UL-mainImage .UL-mainImage__title i {
  font-size: 1.5rem;
  margin-right: 4px;
}

@media screen and (min-width: 942px) {
  .UL-mainImage {
    height: 160px;
    margin-top: 56px;
  }

  .UL-mainImage .UL-mainImage__title {
    font-size: 32px;
    line-height: 160px;
  }

  .UL-mainImage .UL-mainImage__title i {
    font-size: 40px;
    margin-right: 8px;
  }
}

.top-pagesArea {
  width: 100%;
  background-color: #E6EAF7;
}

.top-pagesArea .top-pagesArea__thumbnailList {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  padding: 20px 0;
}

.top-pagesArea .top-pagesArea__thumbnailList li {
  width: calc(100% - 40px);
  margin: 0 20px;
  height: 168px;
  display: block;
}

.top-pages__item {
  width: 100%;
  height: 168px;
  display: block;
  position: relative;
}

.top-pages__item:before {
  content: "";
  width: 100%;
  height: 100%;
  display: block;
  position: absolute;
  top: 0px;
  left: 0px;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 10;
}

.top-pages__item .item__title {
  position: absolute;
  top: 0px;
  left: 0px;
  font-size: 1.125rem;
  background-color: #519E8A;
  color: #ffffff;
  padding: 6px 12px;
  z-index: 50;
}

.top-pages__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media screen and (min-width: 942px) {
  .top-pagesArea {
    padding: 0px;
  }

  .top-pagesArea .top-pagesArea__thumbnailList {
    margin: 0;
    flex-direction: row;
    width: 942px;
  }

  .top-pagesArea .top-pagesArea__thumbnailList li {
    margin: 0;
    width: calc(100% - 24px / 3);
  }

  .top-pages__item {
    width: 100%;
  }
}

.top-columnWrap {
  margin-top: 20px;
  margin-bottom: 40px;
  padding: 0 12px;
}

@media screen and (min-width: 942px) {
  .top-columnWrap {
    display: flex;
    gap: 80px;
    margin-bottom: 80px;
    padding: 0px;
  }
}

.top-newsArea {
  width: 100%;
  position: relative;
}

.top-newsArea__header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid #E6EAF7;
  padding-bottom: 4px;
  margin-bottom: 12px;
}

.top-newsArea__newsRelease {
  position: relative;
  top: 8px;
}

.top-newsArea__title, .newsArea__categoryName {
  font-weight: bold;
  font-size: 1.25rem;
}

.newsArea__categoryName {
  margin-bottom: 20px;
}

.top-newsArea__title i, .newsArea__categoryName i {
  font-size: 24px;
  margin-right: 6px;
}

.newsArea__dateList {
  margin-bottom: 24px;
}

.newsArea__dateList dt {
  margin-bottom: 8px;
}

.newsArea__dateList dt .newsArea__day {
  display: inline-block;
  margin-right: 4px;
}

.newsArea__dateList dt .newsArea__category {
  background-color: #416788;
  color: #ffffff;
  display: inline-block;
  font-size: 0.75rem;
  padding: 2px 6px;
}

.newsArea__dateList dt .newsArea__title {
  font-weight: bold;
  font-size: 1.5rem;
  margin: 4px 0 8px;
  line-height: 1.3;
}

@media screen and (min-width: 942px) {
  .top-newsArea {
    width: 580px;
  }

  .newsArea__dateList {
    margin-bottom: 36px;
  }

  .newsArea__dateList dt .newsArea__category {
    padding: 4px 12px;
  }
}

.newsArea__link {
  display: inline;
}

.newsArea__link:before {
  content: "▶︎";
  font-size: 0.5rem;
  color: #519E8A;
}

@media screen and (min-width: 942px) {
  .newsArea__link {
    display: block;
    text-align: right;
  }
}

/* banner */
.top-bannerArea {
  width: 100%;
  margin-top: 28px;
}

.top-bannerArea li {
  margin-bottom: 8px;
}

.top-bannerArea li img {
  width: 100%;
  height: auto;
}

@media screen and (min-width: 942px) {
  .top-bannerArea {
    margin-top: 0;
    width: 280px;
  }

  .top-bannerArea li {
    margin-bottom: 12px;
  }

  .top-bannerArea li img {
    width: 280px;
  }
}

/* footer */
.footerArea {
  height: 40px;
  text-align: center;
  background-color: #000000;
}

.footerArea .footerArea_logo {
  line-height: 40px;
  color: #ffffff;
}

@media screen and (min-width: 942px) {
  .footerArea {
    height: 60px;
  }

  .footerArea .footerArea_logo {
    line-height: 60px;
  }
}

/* news */
.news-columnWrap {
  display: flex;
  flex-direction: column;
  margin: 20px 12px 40px 12px;
}

.news-newsArea {
  width: 100%;
  margin-bottom: 20px;
}

.news-newsArea .newsArea__title {
  font-weight: bold;
  font-size: 1.5rem;
  line-height: 1.3;
}

.news-newsArea .newsArea__text {
  width: 100%;
  display: flex;
  gap: 12px;
  flex-direction: column;
}

.news-newsArea .newsArea__img img {
  width: 100%;
}

.news-newsArea .newsArea__nextArea {
  width: 100%;
}

.newsArea__nextArea .newsArea__nextArea--next {
  float: right;
}

.newsArea__nextArea .newsArea__nextArea--prev {
  float: left;
}

.newsArea__nextArea .newsArea__nextArea--prev i, .newsArea__nextArea .newsArea__nextArea--next i {
  font-size: 0.75rem;
}

@media screen and (min-width: 942px) {
  .news-columnWrap {
    flex-direction: row;
    gap: 60px;
    margin: 40px 0 80px 0;
  }

  .news-newsArea {
    width: 640px;
    margin: 0;
  }

  .news-newsArea .newsArea__title {
    font-size: 1.75rem;
    margin-bottom: 8px;
  }

  .news-newsArea .newsArea__text {
    gap: 20px;
    flex-direction: row;
  }

  .news-newsArea .newsArea__text .newsArea__body {
    width: calc(100% - 200px);
  }

  .news-newsArea .newsArea__img img {
    width: 200px;
  }
}

.news-sideArea {
  width: auto;
  border-top: 4px solid #E6EAF7;
  padding: 20px 12px 0px;
}

.news-sideArea .sideArea__title {
  font-weight: bold;
  font-size: 1.125rem;
  margin-bottom: 4px;
}

.news-sideArea .sideArea__list {
  margin-bottom: 24px;
}

.news-sideArea .sideArea__list li {
  margin-left: 1em;
  margin-bottom: 4px;
}

.news-sideArea .sideArea__list li:before {
  content: "▶︎";
  color: #cccccc;
  font-size: 0.5rem;
  margin-right: 4px;
  position: relative;
  top: -2px;
}

@media screen and (min-width: 942px) {
  .news-sideArea {
    width: 240px;
    padding: 12px 0px;
  }
}

/* entry */
.news__titleArea {
  width: 100%;
  padding-bottom: 8px;
  margin-bottom: 20px;
  border-bottom: 1px solid #E6EAF7;
}

.news__titleArea .news__day {
  display: inline-block;
  margin-right: 4px;
  margin-bottom: 8px;
}

.news__titleArea .news__category {
  background-color: #416788;
  color: #ffffff;
  display: inline-block;
  font-size: 0.75rem;
  padding: 4px 12px;
  margin-bottom: 8px;
}

.news__titleArea .news__title {
  font-weight: bold;
  font-size: 175%;
  line-height: 125%;
  margin: 0px 0;
  text-align: center;
}

.news-textArea {
  line-height: 1.75;
}

.news-textArea p {
  margin-bottom: 12px;
}

/* webpage */
.pages-wrap {
  margin: 20px 12px 40px;
}

@media screen and (min-width: 768px) {
  .pages-wrap {
    margin: 40px 0px 80px;
  }
}

.pages__title {
  border-bottom: 1px solid #E6EAF7;
  font-weight: bold;
  font-size: 1.5rem;
  position: relative;
  margin-bottom: 12px;
  line-height: 1.3;
  padding: 0px 0px 8px 28px;
}

.pages__title:before {
  content: "■";
  width: 20px;
  display: block;
  font-size: 1.25rem;
  position: absolute;
  top: 5px;
  left: 0px;
  color: #416788;
}

.pages-textArea {
  line-height: 1.75;
}

.pages-textArea p {
  margin-bottom: 12px;
}

.pages-textArea img {
  max-width: 100%;
  height: auto;
}

@media screen and (min-width: 768px) {
  .pages__title {
    font-size: 1.75rem;
    margin-bottom: 20px;
  }
}

/* bread-list */
.bread-list {
  width: 100%;
  height: 32px;
  display: block;
  line-height: 32px;
  background-color: #E6EAF7;
}

.bread-list ul {
  display: flex;
  gap: 4px;
}

.bread-list li {
  display: flex;
}

.bread-list ul li:after {
  margin-left: 4px;
  content: ">";
  display: block;
}

.bread-list ul li:last-child:after {
  content: "";
}

/* notfound */
.notfound-textArea {
  width: calc(100% - 120px);
  height: auto;
  padding: 80px 20px;
  display: block;
  margin: 0 40px;
  text-align: center;
  border: 8px solid #E6EAF7;
  font-size: 1.5rem;
}

/* snsarea */
.entry-social {
  display: flex;
  gap: 8px;
  margin-top: 20px;
}