.h1_bg {
  background: url("../img/mv.jpg") center no-repeat #ebf5fa;
  background-size: cover;
}

.ttl_line {
  margin-top: 70px;
}

.policy {
  text-align: left;
  line-height: 1.75;
}
.policy dl p {
  margin-bottom: 15px;
  line-height: 1.75;
  font-size: 1.6rem;
}
.policy dl ol {
  margin-left: 18px;
  margin-bottom: 15px;
}
.policy dl ol li {
  line-height: 1.75;
  font-size: 1.6rem;
  margin-bottom: 10px;
}

@media screen and (max-width: 1080px) and (min-width: 769px) {
  .ttl_line {
    margin-top: 50px;
  }
}
@media only screen and (max-width: 768px) {
  .ttl_line {
    margin-top: 40px;
  }

  .policy dl ol {
    margin-left: 2em;
  }
}