main .sec01 {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 50px;
  background-image: url(../img/casestudy_bg01.png);
  background-repeat: no-repeat;
  background-position: right top;
}
@media screen and (max-width: 767px) {
  main .sec01 {
    padding-top: 35px;
    background-position: 180px top;
  }
}
main .sec01 > div {
  max-width: 900px;
  margin: 0 auto;
}
@media screen and (max-width: 767px) {
  main .sec01 > div {
    padding: 0 20px;
  }
}
main .sec01 > div h2 span {
  display: inline-block;
  padding: 10px 20px 11px;
  margin: 3px 0;
  font-size: 3rem;
  font-weight: bold;
  line-height: 1;
  background-image: url(../../imono_jigyo/img/jigyo_bg02.png);
  background-size: cover;
  color: #ffffff;
  letter-spacing: 2px;
}
@media screen and (max-width: 767px) {
  main .sec01 > div h2 span {
    font-size: 2rem;
  }
}
main .sec01 > div p {
  margin-top: 30px;
  margin-bottom: 40px;
  line-height: 1.8;
  text-align: justify;
}
@media screen and (max-width: 767px) {
  main .sec01 > div p {
    margin-top: 15px;
    margin-bottom: 30px;
  }
}
main .sec01 > div > div {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  padding: 40px 30px 60px;
  margin-bottom: 20px;
}
@media screen and (max-width: 767px) {
  main .sec01 > div > div {
    display: block;
    padding: 30px 20px 0;
    margin: 0 -20px 0;
    text-align: center;
  }
  main .sec01 > div > div img {
    width: 100%;
    max-width: 400px;
  }
}
main .sec01 > div > div:nth-of-type(2n - 1) {
  background-color: #edf5fa;
}
main .sec01 > div > div:nth-of-type(5) {
  padding-bottom: 80px;
}
@media screen and (max-width: 767px) {
  main .sec01 > div > div:nth-of-type(5) {
    padding-bottom: 25px;
  }
}
main .sec01 > div > div:nth-of-type(6) {
  padding-bottom: 100px;
}
@media screen and (max-width: 767px) {
  main .sec01 > div > div:nth-of-type(6) {
    padding-bottom: 15px;
  }
}
main .sec01 > div > div > div:last-of-type {
  position: relative;
}
@media screen and (max-width: 767px) {
  main .sec01 > div > div > div:last-of-type {
    margin: 15px -20px 0;
  }
}
main .sec01 > div > div > div:last-of-type img {
  position: absolute;
  top: -40px;
  right: -60px;
}
@media screen and (max-width: 767px) {
  main .sec01 > div > div > div:last-of-type img {
    position: relative;
    top: 0;
    right: auto;
  }
  main .sec01 > div > div > div:last-of-type img img {
    width: calc(100% + 40px);
  }
}