[class^="number-slide"],
[class*=" number-slide"] {
  background: grey;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 50px;
  color: #fff;
  font-weight: 500;
}

.number-slide1 {
  background-color: #1c1c1c;
}

.number-slide2 {
  background: rgb(255, 75, 64);
  background: linear-gradient(
    128deg,
    rgba(255, 154, 63, 1) 0%,
    rgba(255, 75, 64, 1) 100%
  );
}

.number-slide3 {
  background: rgb(182, 255, 64);
  background: linear-gradient(
    128deg,
    rgba(182, 255, 64, 1) 0%,
    rgba(63, 255, 71, 1) 100%
  );
  background: linear-gradient(
    128deg,
    rgba(189, 255, 83, 1) 0%,
    rgba(43, 250, 82, 1) 100%
  );
}

.number-slide4 {
  background: rgb(64, 255, 242);
  background: linear-gradient(
    128deg,
    rgba(64, 255, 242, 1) 0%,
    rgba(63, 188, 255, 1) 100%
  );
}

.number-slide5 {
  background: rgb(255, 64, 156);
  background: linear-gradient(
    128deg,
    rgba(255, 64, 156, 1) 0%,
    rgba(255, 63, 63, 1) 100%
  );
}
.number-slide6 {
  background: rgb(64, 76, 255);
  background: linear-gradient(
    128deg,
    rgba(64, 76, 255, 1) 0%,
    rgba(174, 63, 255, 1) 100%
  );
}

.navigation-wrapper {
  position: relative;
}

.dots {
  display: flex;
  padding: 10px 0;
  justify-content: center;
}

.dot {
  border: none;
  width: 10px;
  height: 10px;
  background: #444444;
  border-radius: 50%;
  margin: 0 5px;
  padding: 5px;
  cursor: pointer;
}

.dot:focus {
  outline: none;
}

.dot--active {
  background: #fff;
}

.arrow {
  width: 40px;
  height: 40px;
  padding: 5px;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  fill: #fff;
  background-color: rgba( 0, 0, 0, 0.3);
  cursor: pointer;
}

.arrow--left {
  left: 5px;
  fill: "#fff";
  background-image: url("data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' fill='white' viewBox='0 0 24 24' %3E%3Cpath d='M16.67 0l2.83 2.829-9.339 9.175 9.339 9.167-2.83 2.829-12.17-11.996z' %3E%3C/path%3E%3C/svg%3E");
}

.arrow--right {
  left: auto;
  right: 5px;
  background-image: url("data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' fill='white' viewBox='0 0 24 24' %3E%3Cpath d='M5 3l3.057-3 11.943 12-11.943 12-3.057-3 9-9z'%3E%3C/path%3E%3C/svg%3E");
}

.arrow--disabled.arrow--left {
  background-image: url("data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' fill='grey' viewBox='0 0 24 24' %3E%3Cpath d='M16.67 0l2.83 2.829-9.339 9.175 9.339 9.167-2.83 2.829-12.17-11.996z' %3E%3C/path%3E%3C/svg%3E");
}

.arrow--disabled.arrow--right {
  background-image: url("data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' fill='grey' viewBox='0 0 24 24' %3E%3Cpath d='M5 3l3.057-3 11.943 12-11.943 12-3.057-3 9-9z'%3E%3C/path%3E%3C/svg%3E");
}






.tab_container {
  padding-bottom: 0.3em;
  margin-bottom: 1.3em;
}

.tab_item {
  width: calc(100%/2);
  padding:15px 0;
  border-bottom: 3px solid #37beb0 ;
  background-color: #343434;
  text-align: center;
  color: #37beb0 ;
  display: block;
  float: left;
  text-align: center;
  font-weight: bold;
  transition: all 0.2s ease;
}

.tab_item:hover {
  opacity: 0.75;
}

.tab_item_active {
  background-color: darkslategray;
  color: #fff ;
}

a {
  color: #3ecfff ;
}

table {
  width: 100%;
  margin-top: 82px;
  margin-bottom: 0;
  color: #fff ;
  font-size: 1.5rem;

  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}

td {
  margin: 0 0;
  padding: 4px 16px;
  background-color: #1c1c1c;
}

.news {
  width: 100%;
  background-color: #1c1c1c;
  margin: 10px 0;
  color:#fff;
}

.newsdate {
  font-size: 1.05rem;
  color:#37beb0;
  border-left: 14px solid darkslategray;
  border-bottom: 3px solid darkslategray;
  padding: 8px 10px;
  font-weight: bold;
}

.newsbody {
  font-size: 1.15rem;
  margin-top: 8px;
  margin-left: 2em;
  padding: 8px 0;
  color: #dddddd;
}

.infobody {
  width: 100%;
  background-color: rgb(82, 94, 107);
  padding: 10px 8px;
  font-size: 2.0em;
}

.gallery {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  padding: 10px;
  text-align: center;
}

.gallery-item {
  width: 500px;
  height: 282px;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
  transition: 0.3s;
}

.gallery-item:hover {
  box-shadow: 0 8px 16px 0 rgba(0, 0, 0, 0.4);
  cursor: pointer;
}

.gallery img {
  height: 100%;
}

.galleryhead {
  color:#eee;
  background-color:darkslategray;
  padding: 2px;
}




.modal {
  display: none;
  position: fixed;
  z-index: 1;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgb(0,0,0);
  background-color: rgba(0,0,0,0.9);
  align-items: center;
  justify-content: center;
  animation: modalFadeIn 0.3s;
}

.modal img {
  max-width: 90%;  /* 画像の最大幅を親要素(modal)の90%に制限し、画面内に収まるようにする */
  max-height: 100vh;  /* 画像の最大高さをビューポートの高さ(100vh)に制限し、画面内に収まるようにする  */
  object-fit: contain;  /* 画像の比率を保持しつつ、指定された高さと幅に収める */
}

.clickable-image:hover {
  cursor: zoom-in;  /* ホバー時にカーソルをズームインのアイコンに変更 */
}

.modal img:hover {
  cursor: zoom-out;  /* モーダル内の画像にホバー時にカーソルをズームアウトのアイコンに変更 */
}

@keyframes modalFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes modalFadeOut {
  from { opacity: 1; }
  to { opacity: 0; }
}