header {
  background-color: #fff;
}
.container {
  position: relative;
  width: 1200px;
  margin: 0 auto;
  z-index: 10;
}
.head-flex {
  height: 120px;
  display: flex;
  display: -webkit-flex;
  justify-content: space-between;
  align-items: center;
}
.head-flex a {
  color: #666;
}
.head-flex .tell {
  color: #666;
  font-size: 20px;
}
.head-flex .tell img {
  margin: 0 10px;
  display: inline-block;
  vertical-align: middle;
}
.Home-banner {
  max-width: 1920px;
  margin: 0 auto;
  position: relative;
  left: 0;
  z-index: 1;
}
.Home-banner .swiper-banner .item{position: relative;}
.Home-banner .swiper-banner .item img {
  width: 100%;
}
.Home-banner .swiper-banner .item .back{position: absolute;top: 20%;left: 27%;width: 46%;}
.Home-banner .swiper-banner .swiper-pagination-bullet {
  width: 20px;
  height: 20px;
  box-sizing: border-box;
  background: url(../images/page_dots_bj.png) no-repeat center;
  background-size: 100%;
  border-radius: 0;
  opacity: 1;
  margin: 0 9px;
}
.Home-banner .swiper-banner .swiper-pagination-bullet-active {
  background: url(../images/page_dots_active_bj.png) no-repeat center;
  background-size: 100%;
}
.Home-banner .swiper-banner .banner-page {
  bottom: 20px;
}
.section {
  position: relative;
  padding: 80px 0;
}
.section-gray {
  background-color: #f5f5f5;
}
.section-gray .container {
  position: relative;
  z-index: 10;
}
.float-img1 {
  position: absolute;
  top: 60px;
  right: 0;
  z-index: 1;
}
.float-img2 {
  position: absolute;
  bottom: -1px;
  left: 0;
  z-index: 1;
}
.float-img3 {
  position: absolute;
  bottom: 0;
  right: 0;
  z-index: 1;
  transform: rotateY(180deg);
}
.i-title {
  text-align: center;
}
.i-title .en {
  text-transform: uppercase;
  opacity: 0.1;
  font-size: 70px;
  font-weight: bold;
}
.i-title .ch {
  position: relative;
  font-size: 38px;
  color: #333333;
}
.i-title .ch::after {
  content: '';
  display: block;
  width: 100%;
  height: 1px;
  background-color: #dddddd;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1;
}
.i-title .ch span {
  position: relative;
  z-index: 2;
  display: inline-block;
  padding: 0 30px;
  background-color: #fff;
}
.inner-flex1 {
  padding-top: 70px;
  padding-bottom: 40px;
  display: flex;
  display: -webkit-flex;
  align-items: center;
}
.inner-flex1 .img-item {
  position: relative;
  z-index: 10;
  flex: 0 0 50%;
  -webkit-flex: 0 0 50%;
  width: 50%;
  padding-left: 40px;
  box-sizing: border-box;
}
.inner-flex1 .img-item img {
  max-width: 100%;
}
.inner-flex1 .img-item .img {
  position: relative;
  z-index: 10;
}
.inner-flex1 .img-item .preview-btn {
  position: absolute;
  bottom: 22px;
  left: 22px;
  z-index: 2;
}
.inner-flex1 .info-item {
  flex: 0 0 50%;
  -webkit-flex: 0 0 50%;
  padding-left: 80px;
  box-sizing: border-box;
}
.inner-flex1 .info-item .tag {
  margin-bottom: 10px;
  height: 36px;
  border-radius: 60px;
  overflow: hidden;
  padding: 0 12px;
  line-height: 36px;
  color: #fff;
  font-size: 24px;
  display: inline-block;
  background: url(../images/tab-bg.png) no-repeat center;
}
.inner-flex1 .info-item .sale-tit {
  margin-bottom: 10px;
  font-size: 60px;
  color: #333333;
  font-weight: bold;
}
.inner-flex1 .info-item .product-name {
  position: relative;
  margin-bottom: 58px;
  padding-bottom: 24px;
  font-size: 28px;
  font-weight: lighter;
}
.inner-flex1 .info-item .product-name::after {
  content: '';
  display: block;
  width: 58px;
  height: 4px;
  background-color: #419bd9;
  position: absolute;
  bottom: 0;
  left: 0;
}
.inner-flex1 .info-item .info {
  font-size: 18px;
}
.inner-flex1 .info-item .info .zycf {
  margin-top: 40px;
}
.inner-flex1 .info-item .info dd {
  padding: 5px 0;
  width: 75%;
  display: inline-block;
}
.inner-flex1 .info-item .info dd:last-child {
  width: 100%;
}
.inner-flex1 .img-item-bg::after {
  content: '';
  display: block;
  width: 80%;
  height: 100%;
  position: absolute;
  left: 0;
  bottom: -40px;
  background-color: #419bd9;
  z-index: 1;
}
.inner-flex2 {
  position: relative;
  background-color: #fff;
  padding-top: 0;
}
.inner-flex2::after {
  content: '';
  display: block;
  width: 35%;
  height: 100%;
  position: absolute;
  right: 0;
  top: 0;
  background-color: #419bd9;
  z-index: 1;
}
.inner-flex2 .img-item {
  padding: 40px;
}
.preview {
  position: relative;
}
.preview .video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 100;
  display: none;
}
.swiper-flag img {
  width: 100%;
}
.swiper-flag .swiper-pagination-bullet {
  width: 8px;
  height: 8px;
  box-sizing: border-box;
  background-color: #9ca0ae;
  opacity: 1;
  margin: 0 6px;
}
.swiper-flag .swiper-pagination-bullet-active {
  background: #419bd9;
}
.swiper-flag .flag-page {
  padding-right: 24px;
  box-sizing: border-box;
  text-align: right;
  bottom: 20px;
}
.part-bg {
  height: 1100px;
  padding-top: 115px;
  box-sizing: border-box;
  background: url(../images/product-bg.png) no-repeat center;
}
.about-wrapper {
  margin-top: 34px;
  display: flex;
  display: -webkit-flex;
  align-items: center;
  padding: 10px;
  box-sizing: border-box;
  background-color: #fff;
}
.about-wrapper .img-item {
  flex: 0 0 55%;
  -webkit-flex: 0 0 55%;
}
.about-wrapper .img-item img {
  width: 100%;
}
.about-wrapper .txt-item {
  padding-left: 50px;
  padding-right: 50px;
  box-sizing: border-box;
  flex: 0 0 45%;
  -webkit-flex: 0 0 45%;
}
.about-wrapper .txt-item .about-tit {
  margin-bottom: 30px;
  font-size: 28px;
  color: #419bd9;
}
.about-wrapper .txt-item .about-tit span {
  font-size: 20px;
  color: #666;
  font-style: italic;
}
.about-wrapper .txt-item .dec {
  font-size: 16px;
  line-height: 34px;
}
.about-wrapper .txt-item .tell-btn {
  margin-top: 20px;
  display: inline-block;
  background: url(../images/tab-bg.png) no-repeat center / cover;
  font-size: 24px;
  font-weight: bold;
  text-align: center;
  padding: 0 30px;
  color: #fff;
  border-radius: 30px;
  overflow: hidden;
  line-height: 50px;
}
footer {
  height: 428px;
  padding-top: 70px;
  box-sizing: border-box;
  background: url(../images/footer-bg.jpg) no-repeat center top;
  text-align: center;
  color: #fff;
}
footer .t {
  margin-bottom: 20px;
  font-size: 24px;
}
footer .ewm {
  margin-bottom: 34px;
}
footer .ewm img {
  display: inline-block;
  max-width: 100%;
}
footer p {
  margin-bottom: 14px;
  font-size: 16px;
}
footer a {
  color: #fff;
}
.swiper-flag .item {
  height: 600px;
}
.swiper-flag .item img {
  height: 100%;
  object-fit: cover;
}
.video-files {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  z-index: 300;
  background: #000000;
  display: block;
}
.video-files .main {
  height: 70%;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  top: 50%;
  -webkit-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  -o-transform: translateY(-50%);
  transform: translateY(-50%);
}
.video-files .main .close {
  cursor: pointer;
  position: absolute;
  right: 10px;
  top: -60px;
  width: 30px;
  height: 30px;
}
.video-files .main .close::before,
.video-files .main .close::after {
  position: absolute;
  content: '';
  width: 100%;
  height: 3px;
  left: 0;
  top: 50%;
  -webkit-transform: rotate(45deg);
  -ms-transform: rotate(45deg);
  -o-transform: rotate(45deg);
  transform: rotate(45deg);
  background: #fff;
  border-radius: 3px;
}
.video-files .main .close::after {
  -webkit-transform: rotate(-45deg);
  -ms-transform: rotate(-45deg);
  -o-transform: rotate(-45deg);
  transform: rotate(-45deg);
}
.video-files .main video {
  background: #000;
  width: 100%;
  height: 100%;
}
@media (max-width: 1210px) {
  .container {
    width: 95%;
  }
  .i-title .en {
    font-size: 60px;
  }
  .i-title .ch {
    font-size: 30px;
  }
  .float-img1 {
    display: none;
  }
  .float-img2 {
    display: none;
  }
  .float-img3 {
    display: none;
  }
  .section {
    padding: 40px 0;
  }
  .inner-flex1 .info-item .tag {
    font-size: 20px;
  }
  .inner-flex1 .info-item .sale-tit {
    font-size: 40px;
  }
  .inner-flex1 .info-item .product-name {
    font-size: 22px;
    margin-bottom: 30px;
  }
  .inner-flex1 .info-item .info {
    font-size: 14px;
  }
  .about-wrapper .txt-item .tell-btn {
    font-size: 18px;
    padding: 0 15px;
  }
  .about-wrapper .txt-item {
    padding-left: 25px;
    padding-right: 25px;
  }
  .about-wrapper .txt-item .dec {
    font-size: 14px;
    line-height: 24px;
  }
  footer {
    height: 324px;
    padding-top: 40px;
  }
  footer .t {
    font-size: 20px;
  }
  footer p {
    font-size: 14px;
  }
  footer .ewm img {
    width: 120px;
  }
}
@media (max-width: 991px) {
  .swiper-flag .item {
    height: auto;
  }
  .head-flex {
    height: 60px;
  }
  .head-flex .logo img{height: 56px;}
  .head-flex .tell {
    font-size: 16px;
  }
  .head-flex .tell img {
    width: 18px;
    margin: 0 5px;
  }
  .Home-banner .swiper-banner .banner-page {
    bottom: 10px;
  }
  .Home-banner .swiper-banner .swiper-pagination-bullet {
    width: 10px;
    height: 10px;
  }
  .i-title .en {
    font-size: 30px;
  }
  .inner-flex1 {
    -webkit-flex-wrap: wrap;
    flex-wrap: wrap;
  }
  .inner-flex1 .img-item {
    width: 100%;
    flex: 0 0 100%;
    -webkit-flex: 0 0 100%;
  }
  .inner-flex1 .info-item {
    flex: 0 0 100%;
    -webkit-flex: 0 0 100%;
    padding: 0;
    margin-top: 20px;
  }
  .inner-flex2::after {
    display: none;
  }
  .about-wrapper {
    -webkit-flex-wrap: wrap;
    flex-wrap: wrap;
  }
  .about-wrapper .img-item {
    flex: 0 0 100%;
    -webkit-flex: 0 0 100%;
  }
  .about-wrapper .txt-item {
    flex: 0 0 100%;
    -webkit-flex: 0 0 100%;
  }
  .i-title .ch {
    font-size: 20px;
  }
  .inner-flex2 {
    padding: 12px;
  }
  .inner-flex2 .info-item {
    margin-top: 0;
    order: 2;
  }
  .inner-flex2 .img-item {
    padding: 10px;
  }
  .inner-flex1 {
    padding-top: 30px;
    padding-bottom: 20px;
  }
  .inner-flex1 .info-item .tag {
    font-size: 16px;
    height: 30px;
    line-height: 30px;
  }
  .inner-flex1 .info-item .sale-tit {
    font-size: 24px;
  }
  .inner-flex1 .info-item .product-name {
    font-size: 20px;
    margin-bottom: 15px;
    padding-bottom: 10px;
  }
  .inner-flex1 .info-item .product-name::after {
    height: 2px;
  }
  .inner-flex1 .img-item-bg::after {
    bottom: -10px;
  }
  .inner-flex1 .img-item {
    padding-left: 10px;
  }
  .about-wrapper {
    margin-top: 15px;
  }
  .about-wrapper .txt-item {
    padding: 0;
  }
  .about-wrapper .txt-item .tell-btn {
    font-size: 16px;
    line-height: 32px;
  }
  .about-wrapper .txt-item .about-tit {
    margin-top: 15px;
    margin-bottom: 15px;
    font-size: 20px;
  }
  .about-wrapper .txt-item .about-tit span {
    font-size: 16px;
  }
  footer {
    height: 300px;
  }
  footer .t {
    font-size: 16px;
    margin-bottom: 10px;
  }
  footer p {
    margin-bottom: 8px;
  }
  footer .ewm {
    margin-bottom: 20px;
  }
}