@charset "UTF-8";
.sec-about {
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.56), rgba(0, 0, 0, 0.56)),
    url(../../assets/img/about/bg-oral-dark.webp);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center, 0 81.4%;
  padding: 126px 0 110px;
}
.about-inner {
  max-width: 1136px;
  margin: 0 auto;
}
.about-title {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: 48px;
  line-height: 1.6;
  color: #FFFFFF;
  text-align: center;
  text-box-trim: trim-both;
  text-box-edge: cap alphabetic;
}
.about-title-sub { font-size: 40px; }
.about-line {
  display: block;
  width: 80px;
  height: 1px;
  margin: 48px auto 0;
}
.about-lead {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 18px;
  line-height: 2;
  letter-spacing: 0.72px;
  color: #FFFFFF;
  text-align: center;
  margin-top: 40px;
}
.about-lead--sp { display: none; }
@media (max-width: 767px) {
  .sec-about {
    background-image:
      linear-gradient(rgba(0, 0, 0, 0.65), rgba(0, 0, 0, 0.65)),
      url(../../assets/img/about/bg-oral-dark-sp.webp);
    background-position: center, 28.4% top;
    padding: 80px 24px 83px;
  }
  .about-title { font-size: 28px; }
  .about-title-sub { font-size: 24px; }
  .about-line {
    width: 40px;
    margin-top: 32px;
  }
  .about-lead {
    font-size: 16px;
    letter-spacing: 0.16px;
    text-align: justify;
  }
  .about-lead--pc { display: none; }
  .about-lead--sp { display: block; }
}