.banner {
  z-index: 2;
  width: 100%;
  height: 902px;
  background: url(../images/banner.png) no-repeat center top;
  position: relative;
}
.banner .nav {
  width: 100%;
  height: 118px;
  background: url(../images/navbg.png) no-repeat center;
  position: fixed;
  top: 0;
  z-index: 8;
}
.banner .inner {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}
.banner .inner .logo {
  width: 74px;
  height: 56px;
  display: block;
  padding-top: 25px;
}
.banner .inner .logo img {
  width: 100%;
}
.banner .inner ul {
  position: absolute;
  top: 50px;
  right: 0;
}
.banner .inner ul li {
  margin-left: 40px;
  float: left;
  color: #c8ceff;
  cursor: pointer;
  font-size: 16px;
}
.banner .inner ul li.active {
  color: #fff;
}
.part > h2 {
  text-align: center;
}
.part > h2 img {
  margin: 0 auto;
}
.part1 {
  z-index: 1;
  margin-top: -160px;
  height: 1180px;
  width: 100%;
  background: url(../images/part1bg.jpg) no-repeat center;
}
.part1 > h2 {
  padding-top: 120px;
}
.part1 .inner {
  max-width: 900px;
  margin: 0 auto;
  padding-top: 200px;
  /* .swiper-slide{
      height:592px !important;
      width:886px !important;
      img{
        width:100%;
      }
    } */
}
.part1 .inner .swiper-slide {
  opacity: 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
  transition: 300ms;
  transform: scale(0.6);
}
.part1 .inner .swiper-slide-active,
.part1 .inner .swiper-slide-duplicate-active {
  transform: scale(0.8);
  z-index: 2;
  opacity: 1;
}
.part1 .inner .swiper-slide-prev,
.part1 .inner .swiper-slide-next {
  z-index: 1;
  opacity: 0.6;
}
.part1 .inner .swiper-slide-prev img {
  transform: perspective(900px) rotateX(0deg) rotateY(20deg);
}
.part1 .inner .swiper-slide-next img {
  transform: perspective(900px) rotateX(0deg) rotateY(-20deg);
}
.part1 .inner .swiper-pagination {
  position: relative;
  z-index: 1;
  top: 100px;
}
.part1 .inner .swiper-pagination .swiper-pagination-bullet {
  width: 35px;
  height: 25px;
  background: url(../images/spot1.png) no-repeat center;
  opacity: 1;
  margin: 0 15px;
}
.part1 .inner .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
  background: url(../images/spot2.png) no-repeat center;
}
.part1 .inner .swiper-button-next {
  width: 45px;
  height: 75px;
  background: url(../images/right.png) no-repeat center;
}
.part1 .inner .swiper-button-prev {
  width: 45px;
  height: 75px;
  background: url(../images/left.png) no-repeat center;
}
.part2 {
  height: 1046px;
  width: 100%;
  margin-top: -1px;
  background: url(../images/part2bg.jpg) no-repeat center;
}
.part2 .inner {
  max-width: 1200px;
  margin: 0 auto;
}
.part2 .inner .videobtn {
  width: 959px;
  height: 639px;
  margin: 130px auto 0;
  cursor: pointer;
}
.part2 .inner .videobtn img {
  width: 100%;
}
.part3 {
  height: 1182px;
  width: 100%;
  margin-top: -1px;
  background: url(../images/part3bg.jpg) no-repeat center;
}
.part3 .inner {
  max-width: 1220px;
  margin: 0 auto;
  height: 980px;
  position: relative;
  /* .buy{
      position: absolute;
      bottom: 190px;
      right: 118px;
    } */
}
.part3 .inner ol {
  /*      margin-top:40px; */
  width: 800px;
  margin: 80px auto 0;
}
.part3 .inner ol li {
  cursor: pointer;
  padding-bottom: 40px;
  font-size: 26px;
  float: left;
  width: 400px;
  text-align: center;
  color: #051950;
}
.part3 .inner ol li.active {
  color: #0a2f98;
  background: url(../images/m.png) no-repeat center bottom;
}
.part3 .inner ul li img {
  width: 900px;
  margin: 40px auto 0;
}
.part4 {
  height: 1134px;
  width: 100%;
  margin-top: -1px;
  background: url(../images/part4bg.jpg) no-repeat center;
}
.part4 .inner {
  max-width: 1000px;
  margin: 0 auto;
  position: relative;
}
.part4 .inner .jia {
  position: absolute;
  top: -162px;
  right: 40px;
}
.part4 .inner ul {
  margin-top: 118px;
}
.part4 .inner ul li {
  float: left;
  text-align: center;
  width: 300px;
  margin: 0 16px 20px;
}
.part4 .inner ul li img {
  margin: 0 auto;
  width: 100%;
}
.part4 .inner ul li p {
  color: #fdfdfd;
  font-size: 24px;
  line-height: 70px;
}
.part4 .inner ul li > a {
  color: #051950;
  display: block;
  background: #e3eaff;
  width: 150px;
  height: 40px;
  text-align: center;
  line-height: 40px;
  border-radius: 20px;
  font-size: 22px;
  margin: 0 auto;
}
.part4 .inner .more {
  width: 196px;
  display: block;
  margin: 40px auto;
}
.part4 .inner .more img {
  width: 100%;
}
footer {
  width: 100%;
  height: 216px;
  background: url(../images/footer.jpg) no-repeat center top;
}
.videowrap {
  display: none;
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: #fdd844;
  z-index: 9;
}
.videowrap video {
  width: 1000px;
  display: block;
  margin: 120px auto;
}
.videowrap .close {
  width: 40px;
  height: 40px;
  border-radius: 50px;
  position: absolute;
  text-align: center;
  line-height: 40px;
  cursor: pointer;
  left: 50%;
  top: 80px;
  margin-left: 500px;
}
.videowrap .close img {
  width: 100%;
}
.return {
  position: fixed;
  bottom: 200px;
  right: 40px;
  text-align: center;
  cursor: pointer;
}
.return img {
  width: 60px;
  margin: 0 auto;
  padding-left: 4px;
}
.return p {
  font-size: 16px;
  color: #fff;
  margin-top: -10px;
  text-shadow: 0.1em 0.1em 0.2em black;
}