.btn01 a {
  padding: 15px 20px;
  background-color: #db1d3b;
  border: 1px solid #db1d3b;
  color: #fff;
  font-weight: bold;
  font-size: 110%;
  position: relative;
  display: block;
  max-width: 180px;
}
.btn01 a:hover {
  opacity: 10;
  background-color: #fff;
  color: #db1d3b;
}
.btn01 a::after {
  right: 20px;
  top: 50%;
  margin-top: -5px;
  position: absolute;
  content: "";
  width: 8px;
  height: 8px;
  border-top: 3px solid #fff;
  border-right: 3px solid #fff;
  -webkit-transform: rotate(45deg);
  transform: rotate(45deg);
  transition: 0.5s;
}
.btn01 a:hover::after {
  border-top: 3px solid #db1d3b;
  border-right: 3px solid #db1d3b;
}

.aka-en {
  font-family: Arial, Helvetica, "sans-serif";
  font-size: 90%;
  color: #db1d3b;
  letter-spacing: 0.1em;
  font-weight: bold;
}
.aka-en span {
  position: relative;
}
.aka-en span::after {
  position: absolute;
  content: "";
  height: 1px;
  width: 40px;
  background-color: #db1d3b;
  top: 0.5em;
  margin-left: 10px;
}

.top-ser-bx {
  max-width: 1100px;
  margin: 0 auto;
  box-sizing: border-box;
  padding: 80px 5%;
  display: flex;
  justify-content: space-between;
}

.top-ser01 {
  width: 32%;
  position: -webkit-sticky; /* Safari */
  position: sticky;
  height: 100%;
  top: 30vh;
  margin-bottom: 80px;
}
.top-ser02 {
  width: 60%;
}

.top-ser01 h2 {
  font-family: YuMincho, "Yu Mincho", "Hiragino Mincho ProN", "serif";
  font-size: 180%;
  font-weight: bold;
  margin-bottom: 20px;
  margin-top: 20px;
}

.top-ser02 img {
  margin-top: 20px;
}

.top-ser02 li {
  margin-bottom: 80px;
}
.top-ser02 li:last-child {
  margin-bottom: 0px;
}

.top-ser02 h2 {
  font-size: 200%;
  font-weight: bold;
  margin-top: -30px;
  background-color: #fff;
  padding: 10px 30px 0 0;
  display: inline-block;
  margin-bottom: 10px;
}
.top-ser02 a h2 {
  color: #000000;
  transition: 0.5s;
  opacity: 1;
}
.top-ser02 a:hover h2 {
  color: #db1d3b;
  opacity: 1;
}
.top-ser02 a:hover {
  opacity: 1;
}

.top-ser02 p {
  margin-bottom: 20px;
}

.movie-box {
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
  box-sizing: border-box;
  padding: 80px 5% 20px 5%;
  text-align: center;
}

.movie-box .aka-en {
  text-align: start;
}

.movie-box iframe {
  margin-top: 20px;
  width: 90%;
  aspect-ratio: 560 / 315;
}

.top-rec-bx {
  background-color: #eeeeee;
}
.top-rec {
  max-width: 1100px;
  margin: 0 auto;
  box-sizing: border-box;
  padding: 80px 5%;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}
.top-rec01 {
  width: 48%;
  order: 2;
}
.top-rec02 {
  width: 48%;
  order: 1;
}
.top-rec02 h6 {
  max-width: 300px;
}
.top-rec02 h3 {
  max-width: 400px;
}
.top-rec02 p {
  margin-top: 30px;
  margin-bottom: 30px;
}

.gakusei {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 5% 80px 5%;
  box-sizing: border-box;
}
.gakusei a {
  display: flex;
  justify-content: space-between;
  border: 3px solid #a1a1a1;
  padding: 5%;
  border-radius: 6px;
}
.gakusei01 {
  width: 60%;
  order: 1;
}
.gakusei02 {
  width: 35%;
  order: 2;
}

.gakusei a h3 {
  color: #db1d3b;
  font-size: 120%;
  font-weight: bold;
}
.gakusei a h2 {
  color: #000000;
  font-size: 180%;
  font-weight: bold;
}
.gakusei a p {
  color: #000000;
  margin-top: 10px;
  margin-bottom: 20px;
}
.gakusei a h4 {
  color: #fff;
  font-size: 110%;
  font-weight: bold;
  background-color: #db1d3b;
  padding: 10px 20px;
  position: relative;
}
.gakusei a h4::after {
  right: 20px;
  top: 50%;
  margin-top: -5px;
  position: absolute;
  content: "";
  width: 8px;
  height: 8px;
  border-top: 3px solid #fff;
  border-right: 3px solid #fff;
  -webkit-transform: rotate(45deg);
  transform: rotate(45deg);
  transition: 0.5s;
}

@media screen and (max-width: 800px) {
  .btn01 a {
    max-width: 100%;
  }
  .top-ser-bx {
    padding: 80px 5%;
    display: inherit;
  }
  .top-ser01 {
    width: 100%;
    position: inherit;
    top: auto;
    margin-bottom: 80px;
  }
  .top-ser02 {
    width: 100%;
  }
  .top-ser02 h2 {
    font-size: 160%;
    margin-top: 10px;
  }
  .top-rec {
    padding: 80px 5%;
    display: inherit;
  }
  .top-rec01 {
    width: 100%;
    margin-bottom: 20px;
  }
  .top-rec02 {
    width: 100%;
  }

  .gakusei a {
    display: inherit;
  }
  .gakusei01 {
    width: 100%;
  }
  .gakusei02 {
    width: 100%;
    margin-bottom: 20px;
  }
  .movie-box iframe {
    width: 100%;
  }
}