* {
  margin: 0;
  padding: 0;
}

/* 自定义整个滚动条 */
::-webkit-scrollbar {
  width: 2px;
  /* 设置滚动条的宽度 */
  background-color: #f9f9f9;
  /* 滚动条的背景色 */
}

/* 自定义滚动条轨道 */
::-webkit-scrollbar-track {
  background: #f9f9f9;
  /* 轨道的背景色 */
  /* 轨道的圆角 */
}

/* 自定义滚动条的滑块（thumb） */
::-webkit-scrollbar-thumb {
  background-color: #054191;
  /* 滑块的背景色 */
  /
}


.banner_swiper {
  width: 100%;
  height: calc(80px + 50rem);
  position: relative;
}

.banner_swiper .mySwiper {
  width: 100%;
  height: 100%;
}

.banner_swiper .mySwiper .swiper-slide {
  width: 100%;
  height: 100%;
}

.banner_swiper .mySwiper .swiper-slide .banner_pic {
  width: 100%;
  height: 100%;
  position: relative;
}

.banner_swiper .mySwiper .swiper-slide .banner_pic .ban_pic {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.banner_swiper .mySwiper .swiper-slide .banner_pic .ban_text {
  width: calc(126px + 50rem);
  height: max-content;
  font-family: Source_Han_Bold;
  font-weight: 700;
  font-size: calc(20px + 2rem);
  color: #FFFFFF;
  line-height: calc(20px + 4rem);
  letter-spacing: 6px;
  text-shadow: calc(0px + 0.1rem) calc(2px + 0.1rem) calc(5px + 0.25rem) #233144;
  text-align: center;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
}

.home_position_box {
  width: 100%;
}

.home_position_box .home_position {
  max-width: 1338px;
  width: 85%;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  position: absolute;
  bottom: calc(-50px - 5rem);
  left: 0;
  right: 0;
  margin: auto;
  z-index: 10;
}

.home_position_box .home_position .home_position_left {
  display: flex;
  justify-content: flex-start;
  gap: calc(15px + 6rem);
  padding-bottom: calc(10px + 1rem);
}

.home_position_box .home_position .home_position_left .home_position_item {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: calc(8px + 0.5rem);
}

.home_position_box .home_position .home_position_left .home_position_item .home_position_item_icon {
  width: calc(6px + 1.5rem);
}

.home_position_box .home_position .home_position_left .home_position_item .home_position_item_icon img {
  width: 100%;
}

.home_position_box .home_position .home_position_left .home_position_item .home_position_item_text p:nth-of-type(1) {
  font-family: Source_Han_Bold;
  font-weight: 700;
  font-size: calc(8px + 0.5rem);
  color: #054191;
  width: max-content;
}

.home_position_box .home_position .home_position_left .home_position_item .home_position_item_text p:nth-of-type(2) {
  margin-top: calc(3px + 0.25rem);
  font-family: Source_Han_normal;
  font-weight: 350;
  font-size: calc(6px 0.5rem);
  color: #222222;
}

.home_position_box .home_position .home_position_right {
  display: flex;
  justify-content: flex-end;
}

.home_position_box .home_position .home_position_right .home_position_right_div1 {
  width: calc(43px + 10rem);
  height: calc(26px + 10rem);
  background: #054191;
  border-radius: calc(2px + 0.1rem) 0px 0px calc(2px + 0.1rem);
  font-family: Source_Han_normal;
  font-weight: 350;
  font-size: calc(6px + 0.5rem);
  color: #FFFFFF;
  line-height: calc(10px + 1.5rem);
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0 calc(8px + 1rem);
}

.home_position_box .home_position .home_position_right .home_position_right_div2 {
  width: calc(43px + 10rem);
  height: calc(26px + 10rem);
  background: #007DBD;
  border-radius: 0 calc(2px + 0.1rem) calc(2px + 0.1rem) 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: calc(2px + 0.5rem);
}

.home_position_box .home_position .home_position_right .home_position_right_div2 p:nth-of-type(1) {
  font-family: Source_Han_Heavy;
  font-weight: 900;
  font-size: calc(4px + 1rem);
  color: #FFFFFF;
  letter-spacing: calc(0px + 0.1rem);
  text-align: center;
}

.home_position_box .home_position .home_position_right .home_position_right_div2 p:nth-of-type(1) span {
  font-size: calc(8px + 2rem);
}

.home_position_box .home_position .home_position_right .home_position_right_div2 p:nth-of-type(2) {
  font-family: Source_Han_normal;
  font-weight: 350;
  font-size: calc(6px + 0.5rem);
  color: #FFFFFF;
  text-align: center;
}

.about_box {
  width: 100%;
  padding-bottom: calc(38px + 5rem);
}

.about_box .about {
  max-width: 1600px;
  width: 85%;
  margin: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: calc(53px + 10rem);
}

.about_box .about .about_pic {
  width: 43.125%;
  height: calc(50px + 30rem);
}

.about_box .about .about_pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about_box .about .about_right_text {
  width: 51.625%;
}

.about_box .about .about_right_text .about_right_title {
  font-family: Source_Han_Bold;
  font-weight: 700;
  font-size: calc(10px + 1rem);
  color: #222222;
  line-height: calc(20px + 2rem);
  letter-spacing: 1px;
  margin-top: calc(6px + 1rem);
}

.about_box .about .about_right_text .about_right_intro {
  font-family: Source_Han_normal;
  font-weight: 350;
  font-size: calc(8px + 0.5rem);
  color: #444444;
  line-height: calc(10px + 2rem);
  margin-top: calc(5px + 0.5rem);
}

.product_box {
  width: 100%;
  padding-bottom: calc(55px + 5rem);
}

.product_box .product {
  max-width: 1600px;
  width: 85%;
  margin: auto;
}

.product_box .product .product_box_title {
  font-family: Source_Han_Bold;
  font-weight: 700;
  font-size: calc(10px + 1rem);
  color: #222222;
  line-height: calc(10px + 3rem);
  letter-spacing: 1px;
  text-align: center;
  margin-top: calc(8px + 0.5rem);
}

.product_box .product .product_box_sub_title {
  font-family: Source_Han_normal;
  font-weight: 350;
  font-size: calc(6px + 0.5rem);
  color: #444444;
  line-height: calc(10px + 2rem);
  text-align: center;
  margin-top: calc(5px + 0 0.5rem);
}

.product_box .product .product_nav {
  width: 100%;
  display: flex;
  justify-content: space-between;
  margin-top: calc(25px + 2rem);
}

.product_box .product .product_nav .product_nav_item_box {
  width: 23.5%;
}

.product_box .product .product_nav .product_nav_item_box .product_nav_item {
  width: 100%;
  height: calc(76px + 15rem);
  border-radius: calc(10px + 0.5rem);
  position: relative;
  cursor: pointer;
}

.product_box .product .product_nav .product_nav_item_box .product_nav_item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: calc(10px + 0.5rem);
}

.product_box .product .product_nav .product_nav_item_box .product_nav_item .product_nav_item_mask {
  width: 100%;
  height: 100%;
  background: rgba(5, 65, 145, 0.6);
  border-radius: calc(10px + 0.5rem);
  position: absolute;
  top: 0;
  left: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: 0.3s;
}

.product_box .product .product_nav .product_nav_item_box .product_nav_item .product_nav_item_mask p:nth-of-type(1) {
  width: 343px;
  height: 40px;
  font-family: Source Han Sans CN, Source Han Sans CN;
  font-weight: 700;
  font-size: 18px;
  color: #FFFFFF;
  line-height: 40px;
  text-align: center;
}

.product_box .product .product_nav .product_nav_item_box .product_nav_item .product_nav_item_mask p:nth-of-type(2) {
  font-family: Source_Han_Regular;
  font-weight: 400;
  font-size: calc(6px + 0.5rem);
  color: #FFFFFF;
  line-height: calc(10px + 1.5rem);
  text-align: center;
}

.product_box .product .product_nav .product_nav_item_box .product_nav_name {
  font-family: Source_Han_Regular;
  font-weight: 400;
  font-size: calc(8px + 0.5rem);
  color: #3D3D3D;
  line-height: calc(10px + 1.5rem);
  text-align: center;
  margin-top: calc(1px + 1.5rem);
}

.product_box .product .product_nav .product_nav_item_box:nth-of-type(1) .product_nav_item .product_nav_item_mask {
  opacity: 1;
}

.product_box .product .product_nav .product_nav_item_box:nth-of-type(1) .product_nav_name {
  color: #054191;
}

.product_box .product .product_main_box {
  margin-top: calc(4px + 4rem);
}

.product_box .product .product_main_box .product_main {
  display: flex;
  justify-content: space-between;
  align-items: center;
  display: none;
}

.product_box .product .product_main_box .product_main .product_main_pic {
  width: 53.0625%;
  height: calc(200px + 30rem);
}

.product_box .product .product_main_box .product_main .product_main_pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product_box .product .product_main_box .product_main .product_main_right {
  width: 42.375%;
}

.product_box .product .product_main_box .product_main .product_main_right p:nth-of-type(1) {
  font-family: Source_Han_Bold;
  font-weight: 700;
  font-size: calc(10px + 1rem);
  color: #054191;
}

.product_box .product .product_main_box .product_main .product_main_right p:nth-of-type(2) {
  font-family: Source_Han_Regular;
  font-weight: 400;
  font-size: calc(10px + 0.5rem);
  color: #222222;
  line-height: calc(10px + 3rem);
}

.product_box .product .product_main_box .product_main .product_main_right .product_main_sub_list {
  display: flex;
  justify-content: flex-start;
  gap: calc(9px + 1.5rem);
  margin-top: calc(2px + 4rem);
}

.product_box .product .product_main_box .product_main .product_main_right .product_main_sub_list .product_main_sub_item {
  width: calc(100px + 5rem);
  border-radius: 50%;
}

.product_box .product .product_main_box .product_main .product_main_right .product_main_sub_list .product_main_sub_item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.product_box .product .product_main_box .product_main:nth-of-type(1) {
  display: flex;
}

.we_box {
  width: 100%;
  padding: calc(30px + 5rem) 0;
  background: url(../images/we_bg.png) no-repeat;
  background-size: cover;
}

.we_box .we {
  max-width: 1452px;
  width: 85%;
  margin: auto;
}

.we_box .we .we_title {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.we_box .we .we_title .we_title_left .we_title_left_title {
  font-family: Source_Han_Bold;
  font-weight: 700;
  font-size: calc(10px + 1rem);
  color: #222222;
  line-height: calc(10px + 3rem);
  letter-spacing: 1px;
  margin-top: calc(8px + 0.5rem);
}

.we_box .we .we_title .we_title_right {
  width: calc(67px + 40rem);
  font-family: Source_Han_normal;
  font-weight: 350;
  font-size: calc(8px + 0.5rem);
  color: #222222;
  line-height: calc(10px + 2rem);
}

.we_box .we .we_list {
  display: flex;
  justify-content: space-between;
  margin-top: calc(16px + 4rem);
}

.we_box .we .we_list .we_list_item {
  width: 30.9917%;
  height: calc(100px + 10rem);
  background: #FFFFFF;
  border-radius: calc(5px + 0.25rem);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding-top: calc(1px + 2rem);
  padding-left: calc(10px + 1.5rem);
  padding-right: calc(10px + 1.5rem);
  cursor: pointer;
  transition: 0.3s;
}

.we_box .we .we_list .we_list_item .we_item_icon {
  width: calc(8px + 2rem);
}

.we_box .we .we_list .we_list_item .we_item_icon img {
  width: 100%;
}

.we_box .we .we_list .we_list_item .p1 {
  font-family: Source_Han_Bold;
  font-weight: 700;
  font-size: calc(10px + 0.5rem);
  color: #054191;
  line-height: calc(10px + 1.5rem);
  margin-top: calc(10px + 0.5rem);
}

.we_box .we .we_list .we_list_item .p2 {
  font-family: Source_Han_normal;
  font-weight: 350;
  font-size: calc(6px + 0.5rem);
  color: #222222;
  line-height: calc(10px + 1.5rem);
  margin-top: calc(2px + 0.25rem);
}

.we_box .we .we_list .we_list_item:hover {
  background-color: #054191;
}

.we_box .we .we_list .we_list_item:hover p {
  color: #ffffff;
}

.news_box {
  width: 100%;
  padding-top: calc(19px + 3rem);
  padding-bottom: calc(7px + 4rem);
}

.news_box .news {
  max-width: 1600px;
  width: 85%;
  margin: auto;
}

.news_box .news .news_title {
  font-family: Source_Han_Bold;
  font-weight: 700;
  font-size: calc(10px + 1rem);
  color: #222222;
  line-height: calc(10px + 3rem);
  letter-spacing: 1px;
  text-align: center;
  margin-top: calc(13px + 0.25rem);
}

.news_box .news .news_list {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: calc(12px + 2rem);
}

.news_box .news .news_list .news_list_item {
  width: 31.25%;
  border-bottom: 1px solid #CCCCCC;
  padding-bottom: calc(1px + 0.5rem);
}

.news_box .news .news_list .news_list_item .news_item_pic {
  width: 100%;
  height: calc(70px + 15rem);
  overflow: hidden;
}

.news_box .news .news_list .news_list_item .news_item_pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: 0.5s;
}

.news_box .news .news_list .news_list_item .news_item_title {
  font-family: Source_Han_normal;
  font-weight: 350;
  font-size: calc(8px + 0.5rem);
  color: #444444;
  line-height: calc(10px + 1.5rem);
  letter-spacing: 1px;
  margin-top: calc(1px + 1.5rem);
  transition: 0.5s;
}

.news_box .news .news_list .news_list_item .news_item_time {
  font-family: Source_Han_Regular;
  font-weight: 400;
  font-size: calc(8px + 0.5rem);
  color: #666666;
  line-height: calc(10px + 1.5rem);
  margin-top: calc(2px + 1.5rem);
  transition: 0.5s;
}

.news_box .news .news_list .news_list_item:hover {
  border-bottom: 1px solid #054191;
}

.news_box .news .news_list .news_list_item:hover .news_item_pic img {
  transform: scale(1.1);
}

.news_box .news .news_list .news_list_item:hover .news_item_title {
  font-weight: 700;
}

.news_box .news .news_list .news_list_item:hover .news_item_time {
  color: #054191;
}

.contact_box {
  width: 100%;
  background: url(../images/contact_bg.jpg) no-repeat;
  background-size: cover;
  padding-top: calc(52px + 5rem);
  padding-bottom: calc(79px + 5rem);
}

.contact_box .contact {
  max-width: 1600px;
  width: 85%;
  margin: auto;
}

.contact_box .contact .contact_title {
  font-family: Source_Han_Bold;
  font-weight: 700;
  font-size: calc(10px + 1rem);
  color: #FFFFFF;
  line-height: calc(10px + 3rem);
  letter-spacing: 1px;
  margin-top: calc(8px + 0.5rem);
}

.contact_box .contact .contact_intro {
  width: calc(67px + 40rem);
  font-family: Source_Han_normal;
  font-weight: 350;
  font-size: calc(8px + 0.5rem);
  color: #FFFFFF;
  line-height: calc(10px + 2rem);
  margin-top: calc(6px + 0.5rem);
}

@media (max-width: 1100px) {
  .banner_swiper .mySwiper .swiper-slide .banner_pic .ban_text {
    font-size: calc(12px + 1rem);
    letter-spacing: 0;
    line-height: 1.5;
  }

  .banner_swiper {
    height: calc(80px + 32rem);
  }

  .home_position_box .home_position {
    position: static;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    gap: calc(10px + 1rem);
    padding: calc(10px + 2rem) 0;
  }

  .home_position_box .home_position .home_position_left {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: calc(10px + 1rem);
  }

  .home_position_box .home_position .home_position_left .home_position_item .home_position_item_icon {
    width: calc(6px + 5.5rem);
  }

  .home_position_item_text {
    width: 90%;
  }

  .home_position_box .home_position .home_position_left .home_position_item .home_position_item_text p:nth-of-type(1) {
    font-size: calc(12px + 1rem);
  }

  .home_position_box .home_position .home_position_left .home_position_item .home_position_item_text p:nth-of-type(2) {
    font-size: calc(10px + 1rem);
  }

  .home_position_box .home_position .home_position_right .home_position_right_div1 {
    width: 50%;
    height: calc(26px + 28rem);
    font-size: calc(10px + 1rem);
    line-height: 1.5;
  }

  .home_position_box .home_position .home_position_right .home_position_right_div2 {
    width: 50%;
    height: calc(26px + 28rem);
  }

  .home_position_box .home_position .home_position_right .home_position_right_div2 p:nth-of-type(1) span {
    font-size: calc(18px + 1rem);

  }

  .about_box .about {
    margin-top: calc(53px + 80rem);
    flex-direction: column;
    justify-content: flex-start;
    gap: calc(10px + 3rem);
  }

  .about_box .about .about_pic {
    width: 100%;
    height: calc(50px + 45rem);
  }

  .about_box .about .about_right_text {
    width: 100%;
  }

  .about_box .about .about_right_text .about_right_title {
    font-size: calc(12px + 1rem);
  }

  .about_box .about .about_right_text .about_right_intro {
    font-size: calc(10px + 1rem);
    line-height: 1.5;
  }

  .product_box .product .product_box_title {
    font-size: calc(12px + 1rem);
  }

  .product_box .product .product_box_sub_title {
    font-size: calc(10px + 1rem);
    line-height: 1.5;
  }

  .product_box .product .product_nav .product_nav_item_box .product_nav_item {
    height: calc(62px + 3rem);
  }

  .product_box .product .product_nav .product_nav_item_box .product_nav_item .product_nav_item_mask p {
    display: none;
  }

  .product_box .product .product_nav .product_nav_item_box .product_nav_name {
    overflow: hidden;
    white-space: nowrap;

  }

  .product_box .product .product_main_box .product_main {
    flex-direction: column;
    justify-content: flex-start;
    gap: calc(10px + 1rem);
  }

  .product_box .product .product_main_box .product_main .product_main_pic {
    width: 100%;
    height: calc(185px + 30rem);
  }

  .product_box .product .product_main_box .product_main .product_main_right {
    width: 100%;
  }

  .product_box .product .product_main_box .product_main .product_main_right p:nth-of-type(1) {
    font-size: calc(14px + 1rem);
  }

  .product_box .product .product_main_box .product_main .product_main_right p:nth-of-type(2) {
    font-size: calc(10px + 1rem);
    line-height: 1.5;
  }

  .we_box .we .we_title {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    gap: calc(10px + 1rem);
  }

  .we_box .we .we_title .we_title_left .we_title_left_title {
    font-size: calc(12px + 1rem);
  }

  .we_box .we .we_title .we_title_right {
    width: 100%;
    font-size: calc(10px + 1rem);
    line-height: 1.5;
  }

  .we_box .we .we_list {
    flex-direction: column;
    justify-content: flex-start;
    gap: calc(10px + 1rem);
  }

  .we_box .we .we_list .we_list_item {
    width: 100%;
    height: max-content;
   padding: calc(10px + 1rem) ;
  }

  .we_box .we .we_list .we_list_item .we_item_icon {
    width: calc(8px + 7rem);
  }

  .we_box .we .we_list .we_list_item .p1 {
    font-size: calc(12px + 1rem);
    line-height: 1.5;
  }

  .we_box .we .we_list .we_list_item .p2 {
    font-size: calc(10px + 1rem);
    line-height: 1.5;
  }

  .news_box .news .news_title {
    font-size: calc(12px + 1rem);
  }

  .news_box .news .news_list {
    flex-direction: column;
    justify-content: flex-start;
    gap: calc(10px + 3rem);
  }

  .news_box .news .news_list .news_list_item {
    width: 100%;
  }

  .news_box .news .news_list .news_list_item .news_item_pic {
    width: 100%;
    height: calc(70px + 30rem);

  }

  .news_box .news .news_list .news_list_item .news_item_title {
    font-size: calc(10px + 1rem);
    line-height: 1.5;
  }

  .news_box .news .news_list .news_list_item .news_item_time {
    font-size: calc(9px + 1rem);
  }

  .contact_box .contact .contact_title {
    font-size: calc(12px + 1rem);
  }

  .contact_box .contact .contact_intro {
    font-size: calc(10px + 1rem);
    line-height: 1.5;
  }
}