.mv {
  background-size: cover;
  background-position: center;
  position: relative;
}

.mv .m__ttl {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  margin: 0;
  width: 100%;
  height: 230px;
}

@media (max-width: 750px) {
  .mv .m__ttl {
    height: 155px;
  }
  .mv .m__ttl .m__ttl__main {
    font-size: 28px;
    line-height: 36px;
  }
}

@media (min-width: 751px) {
  .sec {
    margin-top: 80px;
  }
}

@media (max-width: 750px) {
  .sec {
    margin-top: 50px;
  }
}

.sec:first-child {
  margin-top: 0;
}

@media (min-width: 751px) {
  .contents {
    padding-bottom: 70px;
  }
}

@media (max-width: 750px) {
  .contents {
    padding-bottom: 90px;
  }
}

.m__section__ttl {
  margin-bottom: 23px;
}

.txt {
  overflow: hidden;
}

.txt__margin {
  margin-top: 20px;
}

@media (min-width: 751px) {
  .txt__img {
    float: right;
  }
}

@media (max-width: 750px) {
  .txt__img {
    float: left;
    width: 34.78261%;
    margin-right: 20px;
    margin-bottom: 15px;
  }
}

@media (min-width: 751px) {
  .txt__img .txt__img__inner {
    margin-left: 50px;
    margin-bottom: 50px;
    width: 260px;
  }
}

.txt__img .txt__img__inner img {
  width: 100%;
}

.txt__img .txt__img__inner p {
  width: 100%;
}