.main-mv__tit b {
  font-size: 50px;
  font-weight: 700;
  line-height: 1;
}
.main-mv__tit {
  flex-direction: column;
  align-items: flex-start;
}
.swiper-container__nav {
  align-self: flex-end;
  margin-top: 40px;
}
@media all and (max-width:1024px) {
  .main-lecture .lecture-cards {
    margin-top: 0;
  }
  .main-instructor__tit {
    flex-direction: column;
    align-items: flex-start;
    gap: 40px;
  }
  .main-customers ul {
    grid-template-columns: repeat(3, 1fr);
    grid-gap: 40px;
  }
}

@media all and (max-width:768px) {
  .main-page .content {
    padding-top: 34.72vw;
  }
  .main-mv__tit b {
    font-size: 6.94vw;
  }
  .main-mv__tit p {
    margin-top: 4.17vw;
    font-size: 4.17vw;
  }
  .swiper-container__nav {
    margin-top: 5.56vw;
    gap: 1.39vw;
  }
  .swiper-container__nav div {
    font-size: 3.33vw ;
  }
  .pagination-progress {
    width: 20.83vw;
  }
  .main-mv .swiper-button-next, .main-mv .swiper-button-prev {
    width: 3.33vw;
    height: 3.33vw;
  }
  .main-mv__slider .swiper-slide {
    aspect-ratio: 1 / 1.27;
  }
  .main-desc01 {
    font-size: 5.56vw;
  }
  .main-tit {
    padding-left: 4.86vw;
    font-size: 3.89vw;
    background-size: 3.47vw;
  }
  .main-page article {
    gap: 8.33vw;
  }
  .main-lecture {
    padding-block: var(--gap01);
  }
  .main-lecture article {
    gap: 0;
  }
  .main-lecture .common-tab {
    margin-top: 0;
    bottom: -1.39vw;
  }
  .main-about .common-btn {
    margin-top: 5.56vw;
  }
  .main-instructor__tit b {
    font-size: 6.39vw;
  }
  .main-instructor__tit p {
    margin-top: 2.78vw;
    font-size: 3.61vw;
    line-height: 1.4;
  }
  .main-instructor__tit {
    gap: 5.56vw;
    margin-bottom: 8.33vw;
  }
  .main-instructor__img div {
    gap: 5.56vw;
  }
  .main-instructor__img b {
    font-size: 5.28vw;
  }
  .main-instructor__img p{
    font-size: 3.06vw;
  }
  .main-instructor {
    padding-block: var(--gap01);
  }
  .main-customers ul {
    grid-template-columns: repeat(2, 1fr);
    grid-gap: 5.56vw 11.11vw;
    margin-top: 5.56vw;
  }
  .main-contact {
    height: 88.89vw;
    background-image: url(/assets/images/main/main_contact_img_m.png);
    background-attachment: scroll;
  }
  .main-contact b {
    font-size: 6.25vw;
    line-height: 1.4;
  }
  .main-contact .common-btn {
    margin-top: 5.56vw;
  }
  .main-lecture .main-desc {
    margin-top: 5.56vw;
  }
  .main-lecture .common-tab__current {
    margin-top: 42.78vw;
  }
  .main-lecture .main-desc01 {
    position: absolute;
    top: -26.94vw;
    transform: translateY(-100%);
  }
}

@media all and (max-width:640px) {}