.mainText {
  font-size: 170%;
  line-height: 3;
  letter-spacing: 0.2rem;
  margin: 15px 0 30px;
}
@media screen and (max-width: 1024px) {
  .mainText {
    font-size: 130%;
    letter-spacing: 0.1rem;
    margin: 15px 0;
  }
}
@media screen and (max-width: 768px) {
  .mainText {
    font-size: 170%;
    line-height: 2;
    letter-spacing: -0.07rem;
  }
}

.img01 {
  margin: 60px 0 90px;
}
@media screen and (max-width: 1024px) {
  .img01 {
    margin: 45px 0;
  }
}
@media screen and (max-width: 480px) {
  .img01 {
    margin: 30px 0;
  }
}

iframe {
  max-width: 1240px;
  width: 100%;
  height: 600px;
  margin: 0 auto;
}
@media screen and (max-width: 1024px) {
  iframe {
    height: 400px;
  }
}
@media screen and (max-width: 480px) {
  iframe {
    height: 190px;
  }
}

@media screen and (max-width: 480px) {
  .adNote {
    margin-top: 30px;
  }
}