/* 头部面包屑标题模块 crumbs */
.crumbs {
  position: relative;
  overflow: hidden;
  line-height: 0;
  display: flex;
  justify-content: center;
}
.crumbs_1 {
  position: absolute;
  width: 70%;
  max-width: 900px;
  height: auto;
  overflow: hidden;
  top: 10%;
  line-height: 1.7;
  color: #000;
  font-size: 1.7vw;
}
.crumbs_2 {
  width: 100%;
  overflow: hidden;
  color: #fff;
  text-align: center;
  font-size: 38px;
  font-weight: 500;
  line-height: 1.3;
}
.crumbs_3 {
  width: 100%;
  overflow: hidden;
  color: #fff;
  text-align: center;
  font-size: 25px;
  font-weight: 400;
  line-height: 1.7;
}
.crumbs_4 {
  width: 100%;
  overflow: hidden;
  color: #fff;
  text-align: center;
  font-size: 40px;
  line-height: 80px;
  display: flex;
  justify-content: center;
  margin-top: 30px;
}
.crumbs_4_1 {
  width: 280px;
  height: 80px;
  overflow: hidden;
  color: #fff;
  padding-top: 11px;
  text-align: center;
  background: #188ef0;
  font-size: 20px;
  line-height: 30px;
  border-radius: 5px;
}
.crumbs_321 {
  width: 100%;
  height: 3px;
  overflow: hidden;
  margin: 15px 0;
}

/* 新闻模块 news_1 灰色背景 */
.news_1 {
  width: 100%;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  background: #efefef;
  overflow: hidden;
}
.news_1_1 {
  width: 100%;
  max-width: 1580px;
  height: auto;
  margin: 70px 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.news_1_1_1 {
  width: 100%;
  font-size: 30px;
  color: #000;
  line-height: 2;
  margin: 0;
  overflow: hidden;
  text-align: center;
}
.news_1_1_2 {
  width: 100%;
  font-size: 30px;
  color: #000;
  line-height: 2;
  margin: 0;
  overflow: hidden;
  text-align: center;
  display: flex;
  flex-direction: row;
  justify-content: center;
  margin-top: 30px;
}
.news_1_1_3 {
  width: 150px;
  height: 55px;
  font-size: 18px;
  line-height: 55px;
  color: #000;
  background: #fff;
  margin-right: 20px;
  border-radius: 8px;
  overflow: hidden;
}
.news_1_1_3:hover {
  color: #fff;
  background: #0069ab;
}
.news_1_1_31 {
  width: 150px;
  height: 55px;
  font-size: 18px;
  line-height: 55px;
  color: #fff;
  background: #0069ab;
  margin-right: 20px;
  border-radius: 8px;
  overflow: hidden;
}

/* 分割线 */
.spx_1 {
  width: 100%;
  height: 1px;
  overflow: hidden;
  background: #dadde4;
  margin-top: 0;
  margin-bottom: 10px;
}

/* 通用小按钮样式 */
.news_1_an {
  width: 110px;
  height: 36px;
  background: #086fb2;
  font-size: 16px;
  color: #fff;
  line-height: 36px;
  border-radius: 5px;
  text-align: center;
  border: solid 1px #086fb2;
  float: right;
}
.news_1_an:hover {
  background: #fff;
  color: #086fb2;
  border: solid 1px #086fb2;
}
.news_1_an1 {
  display: inline-block;
  padding: 3px 10px;
  background: #e3e2e7;
  font-size: 13px;
  color: #333;
  font-weight: 400;
  border-radius: 5px;
  margin-bottom: 30px;
  vertical-align: middle;
  text-align: center;
}
.news_2_1_1:hover .news_1_an1 {
  background: #086fb2;
  color: #fff;
}
.news_1_an2 {
  display: inline-block;
  padding: 3px 10px;
  background: #e3e2e7;
  font-size: 13px;
  color: #333;
  font-weight: 400;
  border-radius: 5px;
  margin-top: 15px;
  vertical-align: middle;
  text-align: center;
}
.news_1_an2:hover {
  background: #086fb2;
  color: #fff;
}

/* 服务卡片模块 service_2 */
.service_2 {
  width: 100%;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  background: #efefef;
}
.service_2_1 {
  width: 100%;
  max-width: 1580px;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  margin: 10px 0 0;
}
.service_2_4b_1 {
  width: 30%;
  overflow: hidden;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  border-radius: 6px;
  background: #fff;
}
.service_2_4b_2 {
  width: 100%;
  overflow: hidden;
  line-height: 0;
}
.service_2_4b_2 img {
  width: 100%;
  object-fit: cover;
  transition: all 0.4s ease;
}
.service_2_4b_1:hover .service_2_4b_2 img {
  transform: scale(1.05);
}
.service_2_4b_3 {
  width: 100%;
  overflow: hidden;
  background: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.service_2_4b_4 {
  width: 100%;
  overflow: hidden;
  background: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.service_2_4b_3_1 {
  width: 90%;
  height: auto;
  font-size: 18px;
  line-height: 24px;
  color: #000;
  margin: 20px 0;
  text-align: center;
  overflow: hidden;
}
.service_2_4b_3_2 {
  width: 80%;
  height: auto;
  font-size: 16px;
  line-height: 26px;
  color: #686c6d;
  text-align: left;
  margin-top: 20px;
  margin-bottom: 20px;
  overflow: hidden;
}

/* Tab 选项卡组件 */
.my-tab-wrap {
  width: 100%;
  margin: 30px auto;
  font-size: 14px;
}
.my-tab-nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 60px;
}
.my-tab-nav-btn {
  padding: 15px 18px;
  font-size: 18px;
  color: #000;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  border: none;
}
.my-tab-nav-btn:hover {
  color: #fff;
  background: #0069ab;
}
.my-tab-nav-btn.my-tab-active {
  color: #fff;
  background: #0069ab;
}
.my-tab-content {
  padding: 0;
}
.my-tab-pane {
  display: none;
}
.my-tab-pane.my-tab-active {
  display: block;
}

/* 图片弹窗遮罩层 */
.modal-mask {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0,0,0,0.7);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}
/* 弹窗容器 */
.modal-box {
  position: relative;
  width: 90%;
  max-width: 1400px;
  height: 80%;
  border-radius: 8px;
  overflow: hidden;
}
/* 弹窗关闭按钮 */
.modal-close {
  position: absolute;
  top: 10px;
  right: 15px;
  font-size: 30px;
  background: rgba(0,0,0,0.3);
  color: #fff;
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  z-index: 10;
}
/* 弹窗内Swiper样式 */
.swiper {
  width: 100%;
  height: 100%;
}
.swiper-slide {
  display: flex;
  justify-content: center;
  align-items: center;
  background: rgba(0,0,0,0.8);
}
.swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* 新闻模块 news_2 白色背景 */
.news_2 {
  width: 100%;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  background: #fff;
  overflow: hidden;
}
.news_2_1 {
  width: 100%;
  max-width: 1580px;
  height: auto;
  margin: 70px 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.news_2_1_1 {
  width: 100%;
  font-size: 30px;
  color: #000;
  line-height: 2;
  margin: 0;
  overflow: hidden;
  text-align: center;
}
.news_2_1_2 {
  width: 100%;
  font-size: 16px;
  color: #000;
  line-height: 2;
  margin: 0;
  overflow: hidden;
  text-align: center;
  display: flex;
  flex-direction: row;
  justify-content: center;
}
.news_2_2 {
  width: 100%;
  max-width: 1580px;
  height: auto;
  margin: 0 0 70px;
  padding: 0;
  display: flex;
  flex-direction: row;
  overflow: hidden;
}
.news_2_2_1 {
  width: 410px;
  height: 630px;
  margin-right: 20px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
}
.news_2_2_1_1 {
  width: 410px;
  height: 305px;
  overflow: hidden;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  position: relative;
}
.news_2_2_1_1x {
  width: 410px;
  height: 305px;
  overflow: hidden;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  position: relative;
}
.news_2_2_2 {
  width: 505px;
  height: 630px;
  margin-right: 20px;
  overflow: hidden;
  position: relative;
}
.news_2_2_3 {
  width: 195px;
  height: 630px;
  overflow: hidden;
  position: relative;
}
.news_2_2_3_1 {
  width: 195px;
  height: 305px;
  overflow: hidden;
  position: relative;
}
.news_2_3_1 {
  left: 0;
  bottom: 15px;
  padding-left: 10px;
  width: 100%;
  height: 30px;
  overflow: hidden;
  font-size: 16px;
  line-height: 30px;
  color: #fff;
  position: absolute;
  background: linear-gradient(to right, rgba(0,0,0,0.3), rgba(0,0,0,0.0), rgba(0,0,0,0.0));
}
.news_2_2_1_1 img {
  width: 100%;
  object-fit: cover;
  transition: all 0.3s ease;
}
.news_2_2_1_1:hover img {
  transform: scale(1.06);
}
.news_2_2_2 img {
  width: 100%;
  object-fit: cover;
  transition: all 0.3s ease;
}
.news_2_2_2:hover img {
  transform: scale(1.06);
}
.news_2_2_3_1 img {
  width: 100%;
  object-fit: cover;
  transition: all 0.3s ease;
}
.news_2_2_3_1:hover img {
  transform: scale(1.06);
}
    .crumbs_3x {
    display: none;
  }

/* 移动端适配 768px */
@media screen and (max-width: 768px) {
  .pro_top {
    height: 10px;
  }
  .product-tops {
    padding-top: 53px;
  }
.crumbs {
    height: 300px;
}
  .crumbs_1 {
    width: 86%;
  }
  .crumbs_2 {
    font-size: 24px;
    line-height: 1.3;
    margin-bottom: 5px;
  }
  .crumbs_321 {
    display: none;
  }
  .crumbs_3 {
    font-size: 15px;
    display: none;
  }
    .crumbs_3x {
        margin-top: 12px;
    font-size: 14px;
    color: #fff;
    display: block;
  }
  
  .banner-img img{height:100%;}

  .news_1_1 {
    width: 100%;
    height: auto;
    margin: 20px 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }

  .news_2 {
    width: 94%;
    margin-left: 3%;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    background: #fff;
    overflow: hidden;
  }

  .service_2_1 {
    width: 100%;
    flex-direction: column;
    align-items: center;
  }
  .service_2_4b_1 {
    width: 90%;
    overflow: hidden;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    border-radius: 6px;
    background: #fff;
  }

  .my-tab-nav-btn {
        padding: 6px 8px;
        font-size: 13px;
        color: #000;
        background: #fff;
        border-radius: 4px;
        overflow: hidden;
        cursor: pointer;
        border: none;
  }
  .my-tab-nav {
    gap: 10px;
    margin-bottom: 40px;
  }

  .news_2_1 {
    width: 100%;
    height: auto;
    margin: 30px 0 70px;
    padding: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }
  .news_2_2 {
    width: 100%;
    height: auto;
    margin: 0 0 70px;
    padding: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }
  .news_2_2_1 {
    width: 100%;
    margin-right: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative;
  }
  .news_2_2_3 {
    width: 100%;
    height: auto;
    overflow: hidden;
    position: relative;
    display: flex;
  }
}