.introduce{
  height: 315px;
  width: 100%;
  background: url(../images/bg2.png);
  padding-top: 79px;
}
.introduce .inner{
  display: flex;
  justify-content: space-between;
}
.introduce_item{
  min-width: 342px;
  margin-right: 79px;
}
.introduce_title{
  display: flex;
  align-items: center;
}
.introduce_title .number{
  width: 38px;
  height: 38px;
  background: #fff;
  color: #33ab92;
  text-align: center;
  line-height: 38px;
  border-radius: 4px;
  font-size: 20px;
  font-weight: 600;
}
.introduce_line{
  width: 38px;
  height: 1px;
  background: #d1eceb;
  margin: 0 10px;
}
.introduce_title h3{
  font-size: 24px;
  color: #fff;
}

.product{
  height: 835px;
}
.product_title{
  display: flex;
  flex-direction: column;
  align-items: center;
}
.product_title h3{
  font-size: 32px;
  line-height: 71px;
  color: #1e1e1e;
  margin-top: 61px;
}
.product_nav{
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 57px;
}
.product_nav li{
  padding: 0 22px;
  line-height: 1;
  font-size: 18px;
  color: #1e1e1e;
  cursor: pointer;
}
.product_nav li.active{
  color: #21cd6b;
  font-weight: 600;
}
.product_nav li:hover{
  color: #21cd6b;
  font-weight: 600;
}
.product_nav li:not(:nth-last-child(1)){
  border-right: 1px solid #e0e0e0;
}
.swiper-container-free-mode > .swiper-wrapper{
  transition-timing-function: linear !important;
}
.swiper-container2{
  margin-top: 105px;
}
.swiper-container2 .swiper-slide{
  width: 331px !important;
  margin-right: 40px !important;
}

.swiper-container2 img{
  padding: 10px;
  width: 331px;
  height: 331px;
  transition: all .3s;
}
.swiper-container2 img:hover{
  padding: 0;
}
.swiper-container2 p{
  text-align: center;
  margin-top: 22px;
}

.about{
  width: 100%;
  height: 929px;
  position: relative;
}
.about_line{
  width: 100%;
  height: 1px;
  background: #189aa3;
  position: relative;
}
.about .r_t{
  position: absolute;
  right: 90px;
  top: 6px;
}
.about_line .jia{
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: #21cd6b;
  position: absolute;
  left: calc(50% - 38px);
  top: calc(50% - 38px);
}
.detail{
  display: flex;
  justify-content: space-between;
  margin-top: 97px;
}
.abuot_img{
  position: relative;
  margin-left: -36px;
}
.abuot_img img:nth-child(1){
  width: 526px;
  height: 490px;
  position: relative;
  z-index: 0;
}
.abuot_img img:nth-child(2){
  width: 481px;
  height: 481px;
  border-radius: 50%;
  position: absolute;
  left: 43px;
  top: 23px;
  z-index: 2;
}
.about .l_c{
  position: absolute;
  left: -318px;
  bottom: 0;
  z-index: 1;
}
.abuot_item{
  width: 598px;
}
.about_title{
  color: #1e1e1e;
  line-height: 1;
  margin-top: 63px;
}
.about_title h3{
  font-size: 32px;
}
.about_title h4{
  font-size: 28px;
  margin-top: 19px;
}
.abuot_text{
  font-size: 16px;
  line-height: 40px;
  color: #666666;
  margin-top: 41px;
}
.about_btn{
  margin-top: 43px;
}
.about_btn a{
  width: 153px;
  height: 59px;
  background: url(../images/bg.png) no-repeat;
  background-size: 100%;
  text-align: center;
  line-height: 59px;
  color: #fff;
  font-size: 16px;
}

.customer{
  margin-top: 68px;
}
.customer_title{
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #1e1e1e;
}
.customer_title h3{
  margin: 0 10px;
}
.customer_title .line{
  width: 50px;
  height: 1px;
  background:#7dc6c9;
}
.swiper-container3{
  width: 100%;
  overflow: hidden;
}
.swiper-container3 .swiper-wrapper {
  width: 1202px !important;
  padding-top: 10px;
}
.swiper-container3 .swiper-wrapper img{
  box-shadow: 0 5px 5px rgba(31,97,105,0.13);
  width: 100%;
}
.swiper-container3 .swiper-wrapper p{
  text-align: center;
  line-height: 1;
  margin-top: 18px;
  font-size: 16px;
  font-weight: 600;
}
.swiper-button-next3,.swiper-button-prev3{
  width: 13px !important;
  height: 22px !important;
}
.swiper-button-next3 img,.swiper-button-prev3 img{
  width: 100%;
  height: 100%;
}
.swiper-button-next3{
  right: -37px !important;
}
.swiper-button-prev3{
  left: -37px !important;
}
.footer_img{
  width: 116px;
  height: 118px;
}
.footer_img img{
  height: 100%;
  width: 100%;
}