.nav-main {
  width: 100%;
  background: rgba(0, 0, 0, 0.25);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  transition: 0.4s;
  -moz-transition: 0.4s;
  -webkit-transition: 0.4s;
  -o-transition: 0.4s;
  position: fixed;
  z-index: 999;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-main #logo {
  width: 300px;
  height: 90px;
  padding: 10px 0;
}
.nav-main #logo img {
  max-height: 100%;
}
.nav-main .nav-ul {
  display: flex;
}
.nav-main .nav-ul li {
  position: relative;
  overflow: hidden;
}
.nav-main .nav-ul li:before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  display: block;
  width: 0;
  height: 3px;
  background-color: #c97900;
  opacity: 0;
  transition: all 0.5s ease;
  z-index: 9;
}
.nav-main .nav-ul li:hover a {
  transform: translateY(-100%);
}
.nav-main .nav-ul li:hover:before {
  width: 100%;
  opacity: 1;
}
.nav-main a {
  padding: 0 1vw;
  position: relative;
  display: block;
  line-height: 90px;
  font-size: 0.95rem;
  color: #fff;
  height: 90px;
  font-weight: bold;
  transition: all 0.5s ease;
  text-decoration: none;
}
.nav-main a:after {
  content: attr(data-title);
  position: absolute;
  top: 0;
  left: 0;
  transform: translateY(100%);
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.25);
  color: #c97900;
}
.scroll {
  background: rgba(255, 255, 255, 0.95) !important;
  box-shadow: 3.42px 9.397px 20px 0px rgba(77, 77, 77, 0.2);
}
.scroll a {
  color: #151515;
}
.swiper {
  width: 100%;
  height: 100vh;
  overflow: hidden;
}
.swiper img {
  width: 100vw;
  height: 100%;
  margin: 0 auto;
  object-fit: cover;
}
.swiper .swiper-pagination-bullet-active {
  background: #fff;
}
.swiper .swiper-button-next,
.swiper .swiper-button-prev {
  display: none;
  color: #fff;
}
.swiper:hover .swiper-button-next,
.swiper:hover .swiper-button-prev {
  display: block;
}
.intro-wrap {
  margin: 0 auto;
  max-width: 1200px;
  padding: 30px 0;
  text-align: justify;
}
.intro-wrap h2 {
  color: inherit;
  text-align: center;
  font-size: 32px;
  margin-bottom: 30px;
}
.intro-wrap p {
  font-size: 16px;
  text-indent: 2em;
  line-height: 2.5;
  color: #595959;
  margin-bottom: 0.5em;
}
.product-box {
  width: 100%;
  padding: 40px 0;
}
.product-box img {
  display: block;
  height: 200px;
  margin: 0 auto;
}
.product-box .img-wrap {
  padding: 20px 0;
}
.product-box table {
  width: 96%;
  margin: 0 auto;
  text-align: center;
  line-height: 2;
  border: 1px solid #595959;
}
.product-box table th {
  border: 1px solid #595959;
  vertical-align: middle ;
  line-height: 5;
}
.product-box table td {
  border: 1px solid #595959;
  vertical-align: middle ;
}
.products-wrap {
  margin: 0 auto;
  max-width: 1200px;
  padding: 30px 0;
}
.products-wrap .product-list {
  display: flex;
  flex-wrap: wrap;
  text-align: center;
}
.products-wrap .item {
  width: 25%;
  padding: 10px;
}
.products-wrap .item .img {
  width: 100%;
  height: 200px;
  margin-bottom: 20px;
}
.products-wrap .item img {
  height: 100%;
  object-fit: cover;
}
.products-wrap .item .name {
  line-height: 2;
}
.products-wrap .item:hover .product {
  box-shadow: 0 0 5px 5px rgba(0, 0, 0, 0.25);
}
.products-wrap .product {
  padding: 20px;
  height: 100%;
  border: 1px solid #afafaf;
}
.contact-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px;
  display: flex;
}
.contact-wrap div {
  width: 50%;
  height: 500px;
  position: relative;
  overflow: hidden;
}
.contact-wrap img {
  width: 150%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.contact-wrap .contact-right {
  padding-left: 40px;
  font-size: 14px;
  line-height: 2.8;
}
.contact-wrap .contact-right h2 {
  font-weight: 600;
  font-size: 1.5rem;
}
.contact-wrap .contact-right a {
  color: #cb0709;
}
.page-footer-wrap {
  width: 100%;
  background-color: #272727;
  padding-top: 30px;
}
.page-footer-wrap img {
  width: 140px;
  height: 140px;
}
.page-footer-wrap .top-nav-wrap {
  display: flex;
  justify-content: space-between;
  width: 90%;
  max-width: 1600px;
  margin: 0px auto 30px;
}
.page-footer-wrap .link-wrap {
  display: flex;
  width: 45%;
  flex-shrink: ;
}
.page-footer-wrap .top-nav {
  width: 25%;
}
.page-footer-wrap .top-nav-a1 {
  display: block;
  font-size: 16px;
  margin-bottom: 12px;
  color: #ffffff;
  font-weight: bold;
}
.page-footer-wrap .top-nav-a2 {
  display: block;
  font-size: 14px;
  line-height: 30px;
  margin-bottom: 0px;
  color: #a0a0a0;
}
.page-footer-wrap .contact {
  color: #fff;
  font-size: 14px;
  line-height: 2.5;
  width: 30%;
  flex-shrink: 0;
}
.page-footer-wrap .contact .phone {
  font-size: 32px;
  line-height: 1.5;
}
.page-footer-wrap .qrcode-wrap {
  width: 25%;
  flex-shrink: 0;
  justify-content: space-between;
  display: flex;
}
.page-footer-wrap .qrcode-item {
  padding: 0 10px;
  color: #fff;
  text-align: center;
  font-size: 14px;
}
.page-footer-wrap .qrcode-item p {
  margin-top: 20px ;
}
.page-footer-wrap .beian {
  background-color: #111111;
  text-align: center;
  color: #fff;
  font-size: 12px;
  padding: 20px;
}