* {
  font-family: sans-serif;
  /* font-family: "Noto Sans JP", serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal; */
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  color: rgb(30, 30, 30);
}

body {
  font-family: Arial, sans-serif;
  background: linear-gradient(rgba(0, 142, 117, 0.7), rgba(153, 2, 130, 1));
  overflow-x: hidden;
}

.gradation {
  width: 100%;
  background: linear-gradient(0deg, #76113b, #800c6f, #6c2241);
  background-size: 200% 200%;
  animation: Grad 20s ease infinite;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.gradation-2 {
  width: 100%;
  background: linear-gradient(0deg, #079465, #6aa396, #079465);
  background-size: 200% 200%;
  animation: Grad 20s ease infinite;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

@keyframes Grad {
  0% {
    background-position: 50% 0%
  }

  50% {
    background-position: 50% 100%
  }

  100% {
    background-position: 50% 0%
  }
}

/* 繝倥ャ繝€繝ｼ縺ｮ險ｭ螳� */
header {
  width: 100%;
  height: 420px;
  overflow: hidden;
  position: relative;
}

.slide-container {
  width: 900px;
  height: 420px;
  margin: 0 auto;
  position: relative;
  display: flex;
  overflow: hidden;
  filter: drop-shadow(4px 4px 4px rgba(0, 0, 0, 0.5));
}

.slide-left,
.slide-right {
  background-size: cover;
  position: absolute;
  width: 510px;
  height: 420px;
  top: 0;
  transition: opacity .5s ease-in-out, transform .5s ease-in-out;
  /* opacity 縺ｨ transform 縺ｮ荳｡譁ｹ繧偵い繝九Γ繝ｼ繝� */
  opacity: 0;
}

.slide-left {
  transform: translate(135px, -420px);
  /* 蛻晄悄菴咲ｽｮ繧ｪ繝輔そ繝�ヨ */
  left: 0;
  clip-path: polygon(0% 100%, 73% 100%, 100% 0%, 0% 0%);
  /* clip-path: path("M373.18 420v-1.14L510 0H0v420h373.18z"); */
}

.slide-right {
  transform: translate(-135px, 420px);
  /* 蛻晄悄菴咲ｽｮ繧ｪ繝輔そ繝�ヨ */
  right: 0;
  clip-path: polygon(26.82% 0%,26.82% 0.27%,0% 100%,100% 100%,100% 0%,26.82% 0%);
  /* clip-path: path('M136.82 0v1.14L0 420h510V0H136.82z'); */
}


.slide-left.active,
.slide-right.active {
  opacity: 1;
  transform: translate(0, 0);
  transition-delay: .7s;
}



.title {
  width: 400px;
  height: 300px;
  border-radius: 3%;
  background-color: rgba(0, 0, 0, 0.5);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  justify-content: center;
}

h1 {
  color: #F9F9F9;
  font-size: 30px;
  font-weight: 600;
  font-family: sans-serif;
}



/* 繝倥ャ繝€繝ｼ縺ｮ險ｭ螳� End */







.content {
  margin-top: 60px;
  max-width: 900px;
  margin: 60px auto 0 auto;
}


.content h2 {
  text-align: center;
  margin-bottom: 20px;
  color: #F9F9F9;
  font-size: 24px;
  font-weight: bold;
}

.content p {
  margin-top: -15px;
  color: rgba(255, 255, 255, 0.8)
}

.list {
  width: 900px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}

.item {
  width: 440px;
  margin-bottom: 20px;
  box-shadow: 4px 4px 4px rgba(0, 0, 0, 0.5);
  border-radius: 1%;
  overflow: hidden;
  position: relative;
  top: 20px;
  opacity: 0;
  /*蛻晄悄蛟､縺ｯ騾乗�縺ｫ縺励※縺翫￥ */
  transition: 2s;
}

.active2 {
  opacity: 1;
  /* 騾乗�蠎ｦ繧貞�縺ｫ謌ｻ縺� */
  top: 0;
  /* 縺壹ｉ縺励※縺�◆菴咲ｽｮ繧呈綾縺吶％縺ｨ縺ｧ荳翫↓荳翫′縺｣縺ｦ縺�ｋ繧医≧縺ｫ縺ｿ縺医ｋ */
}



.item img {
  object-fit: cover;
  object-position: center center;
  width: 100%;
  height: 100%;
  border-radius: 1%;
}


.item .caption {
  font-size: 160%;
  font-family: serif;
  color: #F9F9F9;
  width: fit-content;
  text-align: center;
}

.item .mask {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  /* 繝槭せ繧ｯ繧定｡ｨ遉ｺ縺励↑縺� */
  background-color: rgba(0, 0, 0, 0.4);
  -webkit-transition: all 0.6s ease;
  transition: all 0.6s ease;
}

.item:hover .mask {
  opacity: 1;
  /* 繝槭せ繧ｯ繧定｡ｨ遉ｺ縺吶ｋ */
}




.all-item {
  width: 286px;
}



/* 繝帙ヰ繝ｼ繧｢繝九Γ繝ｼ繧ｷ繝ｧ繝ｳ險ｭ螳� */
.wrapper {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.button {
  text-decoration: none;
  display: inline-block;
  padding: 20px 80px;
  background-color: #000;
  color: #F9F9F9;
  border-radius: 40px
}


















/* jitsumushi險ｭ螳� */

.jitsumushi {
  width: 900px;
  margin: 30px auto;
  background-color: rgba(255, 255, 255, 0.8);
  padding: 30px 0;
  border-radius: 3px;
}




/* 繧ｿ繝冶ｨｭ螳� */
.tabs {
  max-width: 100%;
  margin: 0 auto;
}

.tab-list {
  display: flex;
  width: 100%;
}

.tab-item {
  width: 50%;
  border-radius: 3px 3px 0 0;
  background-color: #ededed;
  border: solid 1px #F9F9F9;
  padding: 0.5em 1.2em;
  cursor: pointer;
  list-style: none;
  color: #990282;
  font-size: 26px;
  text-align: center;
  /* font-weight: bold; */
}

.tab-content {
  height: 600px;
  background-color: #F9F9F9;
  position: relative;
}

.tab-panel {
  display: none;
  opacity: 0;
  transition: opacity 0.5s ease, transform 0.5s ease;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translateY(-50%) translateX(-50%);
  -webkit-transform: translateY(-50%) translateX(-50%);

}

.tab-item.active {
  background-color: #F9F9F9;
  color: #990282;
  font-weight: bold;
}

.tab-panel.active {
  display: block;
  opacity: 1;
}



/* 繧ｿ繝冶ｨｭ螳哘nd */





/* 繝��繝悶Ν */
table {
  background-color: white;
  margin-bottom: 10px;
  white-space: nowrap;
}

tr {
  border: 1px solid rgb(200, 200, 200);
  background-color: rgb(245, 245, 245);
  color: white;
  text-align: center;
}

th {
  vertical-align: middle;
  padding: 3px 5px 0px 5px;
  border: 1px solid rgb(200, 200, 200);
  background-color: rgba(136, 35, 85, 0.1);
  font-size: 0.75rem;
  letter-spacing: -1px;
}

th span {
  font-size: 0.75rem;
}

.thead1,
.thead2,
.thead3,
.thead4,
.thead5 {
  background-color: rgba(136, 35, 85, 1);
  color: white;
}

td {
  vertical-align: middle;
  padding: 3px 5px 0px 5px;
  border: 1px solid rgb(200, 200, 200);
  font-size: 0.75rem;
  line-height: 1.7;
  letter-spacing: -1px;
  background-color: white;
}

.td_name {
  text-align: left;
}

.subject_box {
  overflow-x: scroll;
  background-color: #F9F9F9;
  border-radius: 3px;
  margin: 0 auto;
  padding: 20px 0;
  max-width: 950px;
}

/* 蜀�ｮｹ */
.subject {
  width: fit-content;
  margin: 0 auto;
}

/* 陦ｨ縺ｨ蛯呵€� */
.subject_list aside.notice li {
  list-style: none;
  content: "窶ｻ";
  font-size: 0.7em;
}

.subject_list li::before {
  content: "窶ｻ";
  padding-right: 0.25em;
}

/* 縺昴�莉� */
.detail_wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 950px;
  gap: 30px;
}

.detail {
  flex: 1;
  background-color: rgba(255, 255, 255, 1);
  border-radius: 3px;
  padding: 30px 50px 35px;
  max-width: 90%;
}

/* 繝��繝悶ΝEnd */

.jitsumushi section {
  width: 96%;
  margin: 0 auto;
}

.jitsumushi h2 {
  font-size: 26px;
  font-weight: bold;
  width: 100%;
  text-align: center;
  margin-bottom: 20px;
  color: #990282;
}

.jitsumushi h3 {
  font-size: 20px;
  font-weight: bold;
  margin: 30px 0 10px 0;
  color: #990282;
}

.jitsumushi p {
  font-size: 18px;
}

.jitsumushi .note {
  font-size: 14px;
}

.lnk {
  cursor: pointer;
  transition: .2s;
  margin: 20px auto 0 auto;
  display: flex;
  width: 400px;
  height: 40px;
  justify-content: center;
  align-items: center;
  text-decoration: none;
  background-color: #990282;
  border-radius: 5px;
  box-shadow: 4px 4px 4px rgba(0, 0, 0, 0.5);
}

.lnk-all {
  background-color: #079465;
}



.icon {
  border-bottom: 2px solid #F9F9F9;
  border-right: 2px solid #F9F9F9;
  width: 12px;
  height: 12px;
  transform: rotate(-45deg);
}

.lnk div {
  font-size: 22px;
  font-weight: bold;
  color: #F9F9F9;
}












/* 繝輔ャ繧ｿ繝ｼ */
footer {
  background: rgb(250, 250, 250);
  margin-top: 50px;
  width: 100vw;
}

footer .relative_box {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

footer .copyright {
  font-size: 0.9rem;
  color: rgb(101, 100, 100);
  margin: 30px 0 0;
  margin-left: 3%;
  margin-right: auto;
}

footer .logo {
  width: 150px;
  height: 33px;
  margin: 30px;
}



/* 繝｡繝�ぅ繧｢繧ｯ繧ｨ繝ｪ(Max900px) */


@media(max-width:900px) {

  .slide-container {
    width: 900px;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
  }

  .slide-left {
    left: 9px;
  }

  .slide-right {
    right: 9px;
  }

  h1 {
    font-size: 1.5em;
  }

  .title {
    width: 280px;
    height: 260px;
  }


  .content {
    width: 98%;
  }

  .list {
    width: 100%;
  }

  .item {
    width: 49%;
  }

  .all-item {
    width: 32%;
  }

  .list p {
    font-size: 12px;
  }

  .jitsumushi {
    width: 98%;
  }

  .jitsumushi .note {
    font-size: 12px;
  }

  .tab-item {
    font-size: 19px;
  }

  .tab-content {
    overflow-x: scroll;
  }

  .tab-panel {
    left: 420px;
  }

  .subject_box {
    background-color: #F9F9F9;
  }

  .panel-right {
    left: 360px;
  }

  .lnk {
    width: 100%;
  }

  .lnk div {
    font-size: 18px;
  }
}


@media(max-width:600px) {

  .all-item {
    width: 49%;
  }

}