html {
  font-family: "Josefin Sans", "Noto Sans JP", sans-serif;
  color: #3B4043;
}
.lithosphere {
  font-size: 18px;
}
@media (max-width: 767px) {
  .lithosphere {
    font-size: 12px;
    background-color: #ffffff;
  }
}

.asthenosphere .mutation {
  opacity: 0;
  visibility: hidden;
  transform: translateY(40px);
  transition: all 1s;
}
.asthenosphere .mutation.sight {
  opacity: 1;
  visibility: visible;
  transform: translateY(0px);
}
.asthenosphere h2 {
  text-align: center;
  font-size: 48px;
  margin-bottom: min(6.171875vw, 79px);
}
@media (max-width: 767px) {
  .asthenosphere h2 {
    font-size: 28px;
    margin-bottom: 30px;
  }
}
.asthenosphere .preamble {
  background: url(../images/preamble-secondary.jpg) no-repeat center/cover;
  margin-bottom: 80px;
}
@media (max-width: 767px) {
  .asthenosphere .preamble {
    margin-bottom: 50px;
  }
}
.asthenosphere .preamble::before {
  content: "";
  display: block;
  padding-top: 29%;
}
@media (max-width: 767px) {
  .asthenosphere .preamble::before {
    padding-top: 36%;
  }
}
.asthenosphere .section-policy {
  max-width: 1280px;
  margin: 0 auto min(9.375vw, 120px);
}
.asthenosphere .section-policy .policies {
  width: 90.625%;
  margin: 0 auto;
}
.asthenosphere .section-policy h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 0.2em;
}
@media (max-width: 767px) {
  .asthenosphere .section-policy h3 {
    font-size: 15px;
  }
}
.asthenosphere .section-policy p {
  font-size: 15px;
  line-height: 1.5;
  font-weight: 300;
  margin-bottom: 2em;
}
@media (max-width: 767px) {
  .asthenosphere .section-policy p {
    font-size: 12px;
  }
}
@media (max-width: 767px) {
  .asthenosphere .section-policy {
    max-width: unset;
    width: 90%;
    margin: 0 auto 90px;
  }
}