* {
  margin: 0;
  padding: 0;
}

body {
  font-size: 14px;
  font-weight: normal;
  text-decoration: none;
  font-family: 微软雅黑;
  color: #222222;
}

li {
  list-style: none;
  cursor: pointer;
}

:root {
  --type-area: 1300px;
}

.container {
  position: relative;
  width: 100%;
}

.container .header {
  width: var(--type-area);
  margin: 0 auto;
  height: 105px;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%);
  background: url(../img/headerBg.png) no-repeat bottom;
  background-size: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 99;
}

.container .header h1 {
  font-size: 34px;
  color: #fff;
  cursor: pointer;
}

.container .header ul {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.container .header ul li {
  text-align: center;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin-right: 20px;
  cursor: pointer;
  text-align: center;
  width: 90px;
  color: #fff;
  position: relative;
}

.container .header ul li::after {
  content: "";
  width: 0;
  height: 5px;
  background: rgb(36, 139, 255);
  ;
  position: absolute;
  top: 97%;
  left: 50%;
  transition: all 0.5s;
}

.container .header ul li:first-child::after {
  content: "";
  width: 100% !important;
  height: 5px;
  background: rgb(36, 139, 255);
  ;
  position: absolute;
  top: 97%;
  left: 0;
  transition: all 0.5s;
}

.container .header ul li:hover::after {
  left: 0;
  width: 100%;
}

.container .header ul li span {
  font-size: 19px;
}

.container .header ul li div {
  font-size: 12px;
  margin-top: 5px;
}

.swiper {
  height: 958px;
  --swiper-navigation-color: #fff;
  /* 单独设置按钮颜色 */
}

.swiper .switer_box {
  position: relative;
}


.swiper .swiper-button-next,
.swiper .swiper-button-prev {
  width: 80px !important;
  height: 80px !important;
  background: rgb(0, 0, 0, .2) !important;
}

.swiper .switer_box .text {
  width: 600px;
  font-size: 79px;
  color: rgb(247, 247, 247);
  font-size: 79px;
  position: absolute;
  top: 37%;
  left: 8%;
  font-weight: 500;
}

.swiper .switer_box .text div {
  width: 330px;
  font-size: 35px;
  color: rgba(255, 255, 255, 0.506);
}

.swiper .switer_box .text_two {
  position: absolute;
  top: 50% !important;
  left: 50% !important;
  transform: translate(-50%, -50%);
  width: 600px;
  font-size: 70px;
}

.swiper .switer_box .text_two div {
  width: 800px;
  font-size: 30px;
  color: rgba(255, 255, 255, 0.48);
}


.product {
  width: var(--type-area);
  margin: 80px auto;
  height: 700px;
}

.product-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 50px;
}

.product-header span:nth-child(1) {
  font-size: 34px;
  color: rgb(26, 70, 146);
  font-weight: 600;
}

.product-header span:nth-child(2) {
  font-size: 24px;
  cursor: pointer;
  color: #b0b0b0;
}

.line {
  width: 100%;
  background-color: #b0b0b0;
  height: 2px;
  margin: 5px 0 5px 0;
}

.product-container .state {
  font-size: 22px;
  color: #b9b9b9;
}

.product-container img {
  margin-top: 18px;
}



.mySwiper {
  width: 1200px !important;
  overflow: hidden;
  --swiper-navigation-color: #8e8e8e;
}

.mySwiper .swiper-slide {
  text-align: center;
  font-size: 18px;
  background: #fff;
  /* Center slide text vertically */
  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;
}

.mySwiper .swiper-slide img {
  display: block;
  width: 378px;
  height: 554px;
  object-fit: cover;
  transition: transform 0.2s ease-in-out;
}

.mySwiper .swiper-slide img:hover {
  transform: scale(1.1);
}

.box {
  position: relative;
}

.mySwiper .swiper-button-prev {
  position: absolute;
  left: -100px;
}

.mySwiper .swiper-button-next {
  position: absolute;
  right: -100px;
}

.introductory {
  background: url('../img/AD0I6cr1DhACGAAg8dXFpAYowv6BVDCADzjkBg.jpg');
  height: 868px;
  padding-top: 12px;
}

.introductory-contain {
  padding-top: 20px;
  display: flex;
}

.introductory-contain .box {
  width: 545px;
  height: 336px;
}


.introductory-contain .box_info {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  margin-left: 10px;
}

.introductory-contain .box_info h1 {
  font-size: 26px;
  color: rgb(58, 68, 86);
  font-weight: 700;
  margin-bottom: 10px;
}


.introductory-contain .box_info span {
  color: rgb(102, 102, 102);
  line-height: 2.5;
}

.introductory-contain .box_info .btn {
  width: 133px;
  height: 43px;
  background-color: #3268c4;
  color: #fff;
  line-height: 43px;
  text-align: center;
  font-size: 16px;
  border-radius: 10px;
  cursor: pointer;
}

.product_info {
  height: 800px;
}

.certification_product {
  height: 430px;
}

.certification {
  text-align: center;
  line-height: 2;
  padding-top: 20px;
  font-size: 14px;
  color: #666;
}

.video_container {
  width: 100%;
  height: 620px;
  background: url('../img/videoBG.jpg');
  position: relative;
  overflow: hidden;
}

.video_contain {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 638px;
  text-align: center;
  color: #fff;
}

.video_contain div {
  font-size: 36px;
}

.video_contain h1 {
  font-size: 58px;
}

.video_contain img {
  width: 106px;
  height: 106px;
  cursor: pointer;
}

#footer {
  background: #222;
  clear: both;
}

.bottom {
  background: #000;
  color: #fff;
  text-align: center;
  line-height: 32px;
  border-top: 1px solid #444;
  
}

.certification_box {
  width: 1200px !important;
  overflow: hidden;
}

.certification_mySwiper .swiper-wrapper {
  -webkit-transition-timing-function: linear;
  /*之前是ease-out*/
  -moz-transition-timing-function: linear;
  -ms-transition-timing-function: linear;
  -o-transition-timing-function: linear;
  transition-timing-function: linear;
}

.certification_mySwiper img {
  width: 334px;
  height: 235px;
  display: block;
  object-fit: cover;
  transition: transform 0.2s ease-in-out;
}

.video-box {
  width: 100%;
  height: 100%;
  display: none;
}

.video-box video {
  width: 1103px;
  height: 597px;
  position: fixed;
  top: 50%;
  left: 50%;
  z-index: 999;
  transform: translate(-50%, -50%);
}