main .ttl {
  line-height: 1;
  font-size: 24px;
  color: #414141;
  text-align: center;
}
main .ttl .ready,
main .adv .flex .item {
  transform: translateY(130px);
  opacity: 0;
}

main .banner-desc {
  padding: 60px 0px 40px;
}
main .banner-desc ul{
  width: 100% !important;
}

main .ttl p {
  margin: 12px 0;
  font-weight: bold;
}
.blue-txt {
  color: #0079ff !important;
}

main .banner {
  overflow: hidden;
  background-color: #ffffff;
  color: #000;
  height: 950px;
  margin-bottom: 60px;
  border: none;
}
main .banner .fluid {
  max-width: 100%;
  width: 100%;
}
main .banner .txt {
  top: 50%;
  color: #000;
}
main .banner .t {
  background-color: #f2f2f2;
  padding: 60px 220px;
  position: relative;
}
main .banner .t::after {
  content: "";
  position: absolute;
  left: 0px;
  width: 280px;
  height: 80px;
  background: #f2f2f2;
  bottom: -80px;
  transform-origin: bottom;
  clip-path: polygon(0 0, 100% 100%, 70% 0);
}
main .banner .txt .t > p {
  transform: translateY(80px);
  opacity: 0;
}
main .banner .t .info-txt {
  font-size: 22px !important;
  width: 70%;
  margin-top: 90px;
  padding-bottom: 120px;
  color: #3e3e3e;
  transform: translateY(80px);
  opacity: 0;
}
main .banner .right {
  position: relative;
  width: 40%;
}
main .banner .img {
  position: absolute;
  left: -30%;
  top: 200px;
  width: 130%;
  transform: translateY(80px);
}
/* main .banner ul {
  width: 430px;
  font-size: 18px;
}
main .banner ul li:first-child {
  margin-top: 0px;
}
main .banner ul li {
  margin-top: 32px;
  transform: translateX(30px);
  opacity: 0;
} */
/* main .banner ul p {
  margin-top: 5px;
}
main .banner ul p:first-child {
  font-weight: bold;
  font-size: 36px;
  margin-bottom: 8px;
  margin-top: 0px;
  line-height: 1;
} */
main .banner .t {
  flex: 1;
  padding-right: 30px;
}
main .business {
  position: relative;
  z-index: 3;
  justify-content: flex-end;
}
main .business .inner {
  width: 1460px;
  margin-left: calc(50% - 645px);
}
main .business .inner .ttl,
main .business .inner .item {
  width: calc(100% / 3);
}
main .business .inner .ttl {
  background-color: #fff;
  text-align: left;
  position: relative;
  padding: 24px 30px;
  clip-path: polygon(0% 0%, 0% 0%, 0% 100%, 0% 100%);
  transition: 0.6s clip-path;
}
main .business .inner .ttl.frozen {
  clip-path: polygon(0% 0%, 100% 0%, 100% 100%, 0% 100%);
}
main .business .inner .ttl img {
  width: 20px;
  right: 30px;
}
main .business .inner .item {
  height: 545px;
  padding: 40px 30px;
  line-height: 1;
  position: relative;
  color: #fff;
  font-size: 30px;
  background-color: #000;
  z-index: 2;
  overflow: hidden;
  opacity: 0;
}
main .business .inner .item::after {
  content: "0" counter(subsection);
  line-height: 0.7;
  position: absolute;
  top: 40px;
  right: 30px;
  font-weight: bold;
  font-size: 72px;
}
main .business .inner .item .bg {
  opacity: 0.22;
  z-index: -1;
  transition: 0.5s transform;
}
main .business .inner .item:hover .bg {
  transform: scale(1.1);
}
main .business .inner .item .txt {
  margin-top: 36px;
  max-width: 240px;
  font-size: 18px;
  line-height: 1.5;
}
main .business .inner .item .txt img {
  display: none;
}
main .business .inner .item .icon {
  width: 66%;
  left: 65%;
  bottom: 24px;
  position: absolute;
}
main .history {
  position: relative;
  padding-top: 180px;
  margin-bottom: 280px;
}
main .history .inner {
  background: #f2f2f2;
  max-height: 60vh;
  overflow-y: auto;
}
main .history .inner::before {
  content: "";
  position: absolute;
  left: 0px;
  top: 0px;
  width: 100%;
  height: 180px;
  background: #f2f2f2;
  transform-origin: bottom;
  clip-path: polygon(70% 100%, 100% 50%, 100% 100%, 0 100%, 0 0);
}
main .history::after {
  content: "";
  position: absolute;
  left: 0px;
  bottom: -180px;
  width: 100%;
  height: 180px;
  background: #f2f2f2;
  transform-origin: bottom;
  clip-path: polygon(0 0, 100% 0, 100% 40%, 40% 100%);
}
main .history .inner .item {
  width: 50%;
  margin-bottom: 30px;
  transform: translateY(100px);
}
main .history .inner .item .txt {
  width: 50%;
  padding-left: 20px;
}
main .history .inner .item .txt .info {
  height: 200px;
  overflow-y: auto;
  margin-right: 20px;
}
main .history .inner .rht-item {
  margin-top: 100px;
}
main .history .inner .item .item-img {
  width: 50%;
  height: 250px;
  overflow: hidden;
}
main .history .inner .item:hover .item-img img {
  transform: scale(1.1);
}
main .history .inner .item .tit {
  font-size: 46px;
  font-weight: bold;
}
main .history .inner .item:hover .tit {
  color: #00a79d;
}
main .history .inner .item .info {
  padding: 0 30px;
}
main .history .inner .item .info li {
  margin-top: 28px;
}
main .introduce-1 {
  position: relative;
  padding: 10px 0;
}
main .introduce-1::after {
  content: "";
  position: absolute;
  left: 0px;
  top: 0;
  z-index: -5;
  width: 60%;
  height: 100%;
  background: #f2f2f2;
  transform-origin: bottom;
  clip-path: polygon(0% 0%, 85% 0, 85% 92%, 100% 90%, 85% 100%, 0 100%);
}
main .introduce-1 .lft {
  width: 43%;
  padding: 240px 20px 240px 220px;
  font-size: 24px;
  color: #3e3e3e;
}
main .introduce-1 .lft .txt {
  transform: translateY(80px);
}
main .introduce-1 .img {
  flex: 1;
  padding: 60px;
  transform: translateY(80px);
}
main .introduce-1 .img img {
  object-fit: contain;
}
main .introduce-2 {
  position: relative;
  padding: 60px 200px;
  margin-bottom: 60px;
}
main .introduce-2 .img {
  transform: translateY(130px);
}
main .introduce-2 .txt {
  font-size: 22px;
  color: #3e3e3e;
  margin-top: 36px;
  padding: 0 60px;
  transform: translateY(130px);
}
main .introduce-2::after {
  content: "";
  position: absolute;
  left: 0px;
  bottom: 0;
  z-index: -5;
  width: 100%;
  height: 60%;
  background: #f2f2f2;
  transform-origin: bottom;
}

@media (max-width: 1600px) {
  main .history .inner .item .item-img {
    width: 30%;
  }
  main .history .inner .item .txt {
    width: 70%;
  }
  main .introduce-1 .txt {
    padding: 0;
    width: 100%;
  }
}

@media (max-width: 1400px) {
  main .history .inner .item .item-img {
    width: 100%;
  }
  main .history .inner .item .txt {
    width: 100%;
  }
  main .introduce-1 .lft {
    padding: 40px;
  }
  main .introduce-1 .txt {
    padding: 0;
    width: 100%;
  }
  main .introduce-2 {
    padding: 30px 100px;
  }
}

@media (max-width: 1307px) {
  main .business {
    margin-top: -13vw;
  }
  main .business .inner {
    width: 100%;
    margin-left: 0px;
  }
  main .business .inner .ttl {
    padding: 18px 20px;
  }
  main .business .inner .ttl img {
    right: 20px;
  }
  main .business .inner .item {
    height: 36.7vw;
    padding: 3vw 20px;
  }
  main .business .inner .item::after {
    top: 3vw;
    right: 20px;
  }
}

@media (max-width: 1200px) {
  main .banner {
    height: 650px;
  }
  main .banner .txt {
    transform: translate(0);
  }
  main .banner .txt .t {
    padding-left: 50px;
  }
  main .business .inner .ttl {
    padding: 14px 20px;
  }
  main .business .inner .ttl img {
    width: 15px;
  }
  main .business .inner .item {
    font-size: 22px;
  }
  main .introduce-1 .lft {
    padding: 40px 20px 40px 20px;
  }
  main .introduce-1 .txt {
    padding: 0;
    width: 100%;
  }
}
@media (max-width: 1024px) {
  main .ttl {
    font-size: 20px;
  }
  main .ttl p:last-child {
    margin-top: 8px;
  }

  main .business .inner .item {
    font-size: 18px;
  }
  main .business .inner .item .txt {
    font-size: 14px;
  }
  main .history .inner .item {
    width: 100%;
  }
  main .history .inner .item .item-img {
    width: 50%;
  }
  main .history .inner .item .txt {
    width: 50%;
  }

  main .introduce-1 .txt {
    width: 100%;
    padding: 20px;
  }
  main .introduce-2 {
    padding: 30px 50px;
  }
}

@media (max-width: 767px) {
  main .banner {
    margin-bottom: 20px;
  }
  main .banner .right {
    display: none;
  }

  main .banner .t .info-txt {
    width: 100%;
    margin-top: 50px;
    padding-bottom: 20px;
  }

  main .banner-desc {
    padding: 20px 0px;
  }
main .banner .t {
  padding: 20px !important;
}
  
main .banner .t .info-txt{
  margin-top: 10px;
}
  
main .history {
  padding-top: 80px;
  margin-bottom: 120px;
}
  main .history .inner .item .item-img {
    width: 100%;
  }
  main .history .inner .item .txt {
    width: 100%;
  }
  
main .history::after {
  bottom: -80px;
  height: 80px;
}
  main .introduce-2 .txt{
    padding: 0;
  }
  main .ttl {
    font-size: 17px;
  }

  main .business .inner .item,
  main .adv .flex .item,
  main .process .item {
    transition-delay: 0s !important;
  }

  main .business {
    margin-top: 0px;
  }
  main .business .inner .ttl {
    width: 100%;
    padding-top: 25px;
    padding-bottom: 25px;
    text-align: center;
  }
  main .business .ttl img {
    display: none;
  }
  main .business .inner .item {
    width: 100%;
    height: 280px;
    padding: 20px;
  }
  main .business .inner .item::after {
    top: 20px;
  }
  main .business .inner .item .txt {
    max-width: 100%;
  }
  main .business .inner .item::after {
    font-size: 40px;
  }
  main .business .inner .item .icon {
    width: 124px;
    left: auto;
    right: -30px;
  }
  main .introduce-1 .lft {
    width: 100%;
    padding: 40px 20px 40px 20px;
  }
  main .introduce-1 .txt {
    padding: 0;
  }

  main .introduce-1 .img {
    padding: 10px;
  }
  main .introduce-2 {
    padding: 30px 20px;
  }
}