b, strong, .bold {
  font-family: -apple-system, BlinkMacSystemFont, Roboto, "Segoe UI semibold", "Helvetica Neue", HelveticaNeue, YuGothic, "Yu Gothic", "Segoe UI", Verdana, Meiryo, sans-serif;
}

.bold {
  font-weight: bold;
}

.mv {
  padding: 42px 0 66px;
  background: url(../img/mv.jpg) no-repeat center center;
  background-size: cover;
}
@media only screen and (max-width: 480px) {
  .mv {
    padding: 7px 0 50px;
    background: url(../img/mv_sp.jpg) no-repeat top center;
    background-size: 100%;
  }
}

.mv__inner {
  margin: 0 auto;
  width: 950px;
}
@media only screen and (max-width: 768px) {
  .mv__inner {
    width: 100%;
    padding: 0 2.4% 0 0.66%;
  }
}

.mv__img {
  text-align: center;
}