body,
html {
  margin: 0;
}
a {
  text-decoration: none;
}
.wrap {
  position: relative;
  width: 100%;
  min-width: 1200px;
  height: 2890px;
  background-color: #ccc;
  background: url('../image/bg.jpg') center;
  background-size: cover;
  padding-top: 0.1px;
}
.wrap .head {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  max-height: 1000px;
  min-height: 800px;
}
.wrap .head .top {
  height: 90px;
  display: flex;
  justify-content: space-around;
  align-items: center;
}
.wrap .head .top .logo {
  width: 201px;
  height: 138px;
  background: url('../image/logo.png') center;
  background-size: 100% 100%;
  position: relative;
  top: 30px;
}
.wrap .head .top .nav {
  font-size: 24px;
  font-weight: bold;
}
.wrap .head .top .nav .item {
  margin: 0 10px;
  padding: 0 10px;
  color: #fbfcf9;
}
.wrap .head .top .nav .item:hover {
  color: #03565b;
}
.wrap .head .btn-w {
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 800px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  padding-top: 0.1px;
  border-radius: 20px;
}
.wrap .head .btn-w .an_dl,
.wrap .head .btn-w .ios_dl,
.wrap .head .btn-w .mu_dl,
.wrap .head .btn-w .ld_dl {
  display: block;
  width: 252px;
  height: auto;
  cursor: pointer;
  margin: 10px 0;
}
.wrap .head .btn-w .an_dl img,
.wrap .head .btn-w .ios_dl img,
.wrap .head .btn-w .mu_dl img,
.wrap .head .btn-w .ld_dl img {
  width: 100%;
  display: block;
}
.wrap .tit1 {
  width: 648px;
  height: 75px;
  background: url('../image/tit1.png') center;
  background-size: 100% 100%;
  margin: 1100px auto -30px;
}
.wrap .swiper {
  position: relative;
  width: 1087px;
  margin: 80px auto;
}
.wrap .swiper .swiper-slide {
  width: 100%;
}
.wrap .swiper img {
  width: 100%;
}
.wrap .arrow-w {
  max-width: 1300px;
  margin: -500px auto 550px;
}
.wrap .arrow-w .swiper-button-prev,
.wrap .arrow-w .swiper-button-next {
  width: 71px;
  height: 103px;
  cursor: pointer;
}
.wrap .arrow-w .swiper-button-prev {
  float: left;
  background: url('../image/arrow-l.png') center;
  background-size: 100% 100%;
}
.wrap .arrow-w .swiper-button-next {
  float: right;
  background: url('../image/arrow-r.png') center;
  background-size: 100% 100%;
}
.wrap .tit2 {
  width: 648px;
  height: 75px;
  background: url('../image/tit2.png') center;
  background-size: 100% 100%;
  margin: 80px auto;
  margin-top: 600px;
}
.wrap .cont {
  width: 90%;
  max-width: 1200px;
  margin: 40px auto;
  max-height: 700px;
  overflow-y: auto;
  /* 自定义滚动条轨道 */
  /* 自定义滚动条的滑块 */
  /* 设置滚动条的宽度 */
}
.wrap .cont::-webkit-scrollbar-track {
  background-color: #fff;
  border-radius: 0.1rem;
}
.wrap .cont::-webkit-scrollbar-thumb {
  background-color: #03565b;
  border-radius: 0.1rem;
}
.wrap .cont::-webkit-scrollbar {
  width: 0.03rem;
}
.wrap .cont p {
  margin-bottom: 30px;
  font-size: 22px;
  color: #fff;
  font-weight: 400;
  line-height: 42px;
}
.wrap footer {
  box-sizing: border-box;
  position: absolute;
  left: 0;
  bottom: -260px;
  width: 100%;
  height: 260px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 21px;
  line-height: 36px;
  letter-spacing: 1px;
  background-color: #000;
  color: #fff;
}
.wrap footer div {
  text-align: center;
}
.wrap footer a {
  color: #fff;
}
.wrap.mobile {
  width: 100%;
  min-width: 100%;
  height: 18rem;
}
.wrap.mobile .head {
  position: relative;
  height: auto;
  max-height: auto;
  min-height: auto;
}
.wrap.mobile .top {
  height: 1rem;
}
.wrap.mobile .top .logo {
  top: 0.3rem;
  width: 2.01rem;
  height: 1.38rem;
}
.wrap.mobile .top .nav {
  font-size: 0.24rem;
}
.wrap.mobile .top .nav .item {
  margin: 0 0.1rem;
  padding: 0 0.1rem;
}
.wrap.mobile .btn-w {
  position: relative;
  width: 7rem;
  margin: 4.3rem auto 0;
  border-radius: 0.2rem;
}
.wrap.mobile .btn-w .an_dl,
.wrap.mobile .btn-w .ios_dl,
.wrap.mobile .btn-w .mu_dl,
.wrap.mobile .btn-w .ld_dl {
  width: 2.2rem;
}
.wrap.mobile .tit1,
.wrap.mobile .tit2 {
  width: 3.48rem;
  height: 0.5rem;
  margin: 0.4rem auto 0.2rem;
}
.wrap.mobile .tit2 {
  margin-top: 4rem;
}
.wrap.mobile .swiper {
  width: 6.8rem;
  margin: 0.2rem auto;
}
.wrap.mobile .arrow-w {
  z-index: 1;
  position: relative;
  width: 100%;
  margin: -3rem auto 3rem;
}
.wrap.mobile .arrow-w .swiper-button-prev,
.wrap.mobile .arrow-w .swiper-button-next {
  width: 0.5rem;
  height: 0.75rem;
  cursor: pointer;
}
.wrap.mobile .arrow-w .swiper-button-prev {
  float: left;
  background: url('../image/arrow-l.png') center;
  background-size: 100% 100%;
}
.wrap.mobile .arrow-w .swiper-button-next {
  float: right;
  background: url('../image/arrow-r.png') center;
  background-size: 100% 100%;
}
.wrap.mobile .cont {
  margin: 0.2rem auto 0;
  max-height: 2.5rem;
}
.wrap.mobile .cont p {
  margin-bottom: 0rem;
  font-size: 0.22rem;
  line-height: 0.3rem;
}
.wrap.mobile footer {
  bottom: -2rem;
  height: 2rem;
  line-height: 0.3rem;
  font-size: 0.18rem;
  padding: 0 0.4rem;
}
.wrap-about,
.wrap-contact {
  position: relative;
  width: 100%;
  min-width: 1250px;
  height: 933px;
  background-color: #ccc;
  background: url('../image/bg2.jpg') center;
  background-size: cover;
}
.wrap-about .top,
.wrap-contact .top {
  height: 90px;
  display: flex;
  justify-content: space-around;
  align-items: center;
}
.wrap-about .top .logo,
.wrap-contact .top .logo {
  width: 201px;
  height: 138px;
  background: url('../image/logo.png') center;
  background-size: 100% 100%;
  position: relative;
  top: 30px;
}
.wrap-about .top .nav,
.wrap-contact .top .nav {
  font-size: 24px;
  font-weight: bold;
}
.wrap-about .top .nav .item,
.wrap-contact .top .nav .item {
  margin: 0 10px;
  padding: 0 10px;
  color: #fff;
}
.wrap-about .top .nav .item:hover,
.wrap-contact .top .nav .item:hover {
  color: #ed6344;
}
.wrap-about .cont,
.wrap-contact .cont {
  width: 1253px;
  height: 581px;
  background: url('../image/frame.png') center;
  background-size: 100% 100%;
  margin: 100px auto;
  padding-top: 1px;
}
.wrap-about .cont .tit,
.wrap-contact .cont .tit {
  margin: 100px auto 60px;
  text-align: center;
  font-size: 30px;
  color: #fff;
  font-weight: bold;
}
.wrap-about .cont .desc,
.wrap-contact .cont .desc {
  width: 80%;
  margin: 0 auto;
  font-size: 24px;
  line-height: 34px;
  color: #fff;
}
.wrap-about .cont .desc2,
.wrap-contact .cont .desc2 {
  width: 30%;
  margin: 120px auto;
}
.wrap-about footer,
.wrap-contact footer {
  position: absolute;
  left: 0;
  bottom: -260px;
  width: 100%;
  height: 260px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 30px;
  font-size: 21px;
  line-height: 36px;
  letter-spacing: 1px;
  background-color: #000;
  color: #fff;
  box-sizing: border-box;
}
.wrap-about footer div,
.wrap-contact footer div {
  text-align: center;
}
.wrap-about footer a,
.wrap-contact footer a {
  color: #fff;
}
.wrap-about.mobile,
.wrap-contact.mobile {
  width: 100%;
  min-width: 100%;
  height: 14rem;
}
.wrap-about.mobile .top,
.wrap-contact.mobile .top {
  height: 1rem;
}
.wrap-about.mobile .top .logo,
.wrap-contact.mobile .top .logo {
  top: 0.3rem;
  width: 2.01rem;
  height: 1.38rem;
}
.wrap-about.mobile .top .nav,
.wrap-contact.mobile .top .nav {
  font-size: 0.24rem;
}
.wrap-about.mobile .top .nav .item,
.wrap-contact.mobile .top .nav .item {
  margin: 0 0.1rem;
  padding: 0 0.1rem;
}
.wrap-about.mobile .cont,
.wrap-contact.mobile .cont {
  width: 7rem;
  height: 4rem;
  margin: 1rem auto;
}
.wrap-about.mobile .cont .tit,
.wrap-contact.mobile .cont .tit {
  margin: 0.6rem auto 0.4rem;
  font-size: 0.3rem;
}
.wrap-about.mobile .cont .desc,
.wrap-contact.mobile .cont .desc {
  font-size: 0.24rem;
  line-height: 0.3rem;
}
.wrap-about.mobile .cont .desc2,
.wrap-contact.mobile .cont .desc2 {
  width: 60%;
  margin: 0.7rem auto;
}
.wrap-about.mobile footer,
.wrap-contact.mobile footer {
  bottom: -2rem;
  height: 2rem;
  line-height: 0.3rem;
  font-size: 0.18rem;
  padding: 0 0.4rem;
}