.main-1 .t {
  padding-bottom: 2rem;
  border-bottom: 0.1rem solid #000;
  margin-bottom: 1.5rem;
}
.main-1 .t h2 {
  font-size: 2rem;
}
.main-1 .c {
  display: flex;
  gap: 5rem;
}
.main-1 .c div {
  font-size: 0.8rem;
  color: #666;
  line-height: 1.6;
}
.main-1 .d {
  margin-top: 3.5rem;
  display: flex;
  gap: 5rem;
  background-image: url("../images/a-i2.svg");
  background-repeat: no-repeat;
  background-position: bottom right;
  background-size: 12rem;
}
.main-1 .d .img {
  width: 55rem;
}
.main-1 .d .txt {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.main-1 .d .txt .item p {
  font-size: 3.2rem;
  line-height: 1.4;
}
.main-1 .d .txt .item span {
  font-size: 1.2rem;
  color: #666;
}
.main-2 {
  background-image: url("../images/h4.png");
}
.main-2 .content {
  position: relative;
  padding: 0 5rem 2rem;
  background-image: url("../images/h4-b2.png");
  background-size: 100%;
  background-position: bottom;
  background-repeat: no-repeat;
}
.main-2 .content .swiper-button-prev {
  left: 0;
}
.main-2 .content .swiper-button-next {
  right: 0;
}
.main-2 .content p {
  font-size: 0.7rem;
  text-align: center;
  line-height: 2;
  color: #fff;
}
.main-3 .content {
  display: flex;
  gap: 4rem;
}
.main-3 .item {
  flex: 1;
}
.main-3 .img-auto::before {
  padding-top: calc(100% / 810 * 410);
}
.main-3 .txt {
  display: flex;
  gap: 6rem;
  padding: 2.5rem 0;
  border-bottom: 0.1rem solid #000;
}
.main-3 .txt .i {
  width: 4.4rem;
  height: 4.4rem;
}
.main-3 .txt .d {
  flex: 1;
}
.main-3 .txt .d h6 {
  font-size: 1.6rem;
  margin-bottom: 0.6rem;
}
.main-3 .txt .d p {
  color: #666;
  line-height: 1.4;
}
@media screen and (max-width: 768px) {
  .main-1 .t {
    padding-bottom: 1rem;
    margin-bottom: 1rem;
  }
  .main-1 .t h2 {
    font-size: 1.4rem;
  }
  .main-1 .c {
    flex-direction: column;
    gap: 1rem;
  }
  .main-1 .d {
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
  }
  .main-1 .d > div {
    width: 100% !important;
  }
  .main-1 .d .txt {
    gap: 1rem;
  }
  .main-1 .d .txt .item p {
    font-size: 2.2rem;
  }
  .main-1 .d .txt .item span {
    font-size: 0.9rem;
  }
  .main-2 .content {
    padding: 0 0.5rem;
  }
  .main-2 .content .swiper-button {
    display: none;
  }
  .main-3 .content {
    flex-direction: column;
    gap: 1rem;
  }
  .main-3 .txt {
    padding: 1rem 0;
    gap: 1rem;
  }
  .main-3 .txt .i {
    width: 2.5rem;
    height: 2.5rem;
  }
  .main-3 .txt .d h6 {
    font-size: 1rem;
  }
  .main-3 .txt .d p {
    font-size: 0.8rem;
  }
}