@charset "utf-8";
html {
  scroll-behavior: smooth;
}
h1 {
  word-break: keep-all;
}
.header_lv2 {
  margin: 80px 0 20px !important;
  padding: 20px 25px 16px !important;
  color: #000000;
  font-size: 22px;
  font-weight: normal;
  word-break: keep-all;
}
.case_header {
  margin: 80px 0 20px !important;
  padding: 12px 25px 20px !important;
  background: linear-gradient(to right, #fff 15%, rgba(160,160,165,0.40));
}
.subtitle {
  padding: 4px 8px 0;
  border: solid thin #007580;
  color: #007580;
  font-size: 18px;
  line-height: 48px;
}
.reasons {
  margin: 20px auto;
  padding: 20px 0 10px;
  border-top: solid 1px #A0A0A5;
  border-bottom: solid 1px #A0A0A5;
}
#sec02 figcaption {
  font-size: 14px;
  line-height: 16px;
  display: flex;
  justify-content: center;
  word-break: keep-all;
}
#introduction {
  margin-top: 80px;
  padding: 20px 10px;
  border: solid 1px;
}
#introduction dt {
  margin-bottom: 20px;
  padding:  3px 0 5px;
  border-bottom: solid 1px;
  display: flex;
  font-size: 18px;
  font-weight: normal;
  word-break: keep-all;
}
#introduction .title {
  font-size: 24px;
  word-break: keep-all;
}
#introduction .site-link {
  margin-top: 10px;
  text-align: right;
  font-size: 14px;
}
#introduction .site-link a {
  word-break: keep-all;
}
.img-caption {
  margin-top: 10px;
  font-size: 14px;
  line-height: 16px;
  text-align: center;
  word-break: keep-all;
}
.float-img {
  float: right;
  margin: 0 0 5px 30px;
  max-width: 300px;
}
.mt20 {
  margin-top: 20px;
}
.mt30 {
  margin-top: 30px;
}
.mt99 {
  margin-top: 100px;
}
.mb99 {
  margin-bottom: 100px;
}
.prl15 {
  padding-right: 15px;
  padding-left: 15px;
}

@media screen and (max-width: 767px) {
  #introduction dt {
    display: block;
  }
  .float-img {
    float: none;
    margin: auto auto 30px;
  }
}
@media screen and (max-width: 650px) {
}
@media screen and (max-width: 470px) {
  .header_lv2 {
    font-size: 18px;
  }
  .subtitle {
    padding: 2px 8px 0;
    font-size: 14px;
  }
  #introduction .title {
    font-size: 20px;
  }
  .img-caption{
    text-align: left;
  }
}