.public_w {
  max-width: 1420px;
  width: 85%;
  margin: 0 auto;
}
* {
  margin: 0;
  padding: 0;
}
/* 永兴研究院 */
.yxyjy {
  width: 100%;
}
.yxyjy > .public_w {
  width: 80%;
  margin-top: calc(30px + 5rem);
  margin-bottom: calc(40px + 5rem);
}
.yxyjy > .public_w .yxyjy1 {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.yxyjy > .public_w .yxyjy1 .yxyjy1_l {
  width: 30.422%;
  display: flex;
  flex-direction: column;
}
.yxyjy > .public_w .yxyjy1 .yxyjy1_l > p {
  font-size: calc(10px + 1.2rem);
  color: #333333;
}
.yxyjy > .public_w .yxyjy1 .yxyjy1_l > span {
  font-family: PingFang_SC_Regular;
  font-size: calc(10px + 0.4rem);
  color: #333333;
  line-height: calc(10px + 1rem);
  margin-top: calc(4px + 0.5rem);
}
.yxyjy > .public_w .yxyjy1 .yxyjy1_r {
  width: 56.69014%;
}
.yxyjy > .public_w .yxyjy1 .yxyjy1_r > p {
  font-family: PingFang_SC_Regular;
  font-size: calc(10px + 0.3rem);
  color: #777777;
  line-height: calc(10px + 1rem);
}
.yxyjy > .public_w .yxyjy1 .yxyjy1_r > p:nth-child(1) {
  margin-bottom: calc(10px + 0.3rem);
}
.yxyjy > .public_w .yxyjy2 {
  width: 100%;
  margin-top: calc(20px + 2.5rem);
  margin-bottom: calc(20px + 4rem);
}
.yxyjy > .public_w .yxyjy2 > img {
  width: 100%;
}
.yxyjy > .public_w .yxyjy3 {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.yxyjy > .public_w .yxyjy3 > p {
  font-size: calc(10px + 1.2rem);
  color: #333333;
}
.yxyjy > .public_w .yxyjy3 > span {
  width: 91.26%;
  font-family: PingFang_SC_Regular;
  font-size: calc(10px + 0.3rem);
  color: #777777;
  line-height: calc(10px + 1rem);
  text-align: center;
  margin-top: calc(16px + 1rem);
  margin-bottom: calc(10px + 2rem);
}
.yxyjy > .public_w .yxyjy3 > ul {
  width: 91.26%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.yxyjy > .public_w .yxyjy3 > ul > li {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.yxyjy > .public_w .yxyjy3 > ul > li > img {
  width: calc(10px + 5rem);
  height: calc(10px + 5rem);
  margin-bottom: calc(10px + 1rem);
}
.yxyjy > .public_w .yxyjy3 > ul > li > span {
  font-family: PingFang_SC_Regular;
  font-size: calc(10px + 0.4rem);
  color: #333333;
}
.yxyjy > .public_w .yxyjy3 > ul > li > p {
  font-family: DINPRO_Bold;
  font-weight: bold;
  font-size: calc(10px + 2rem);
  color: #003B95;
}
.yxyjy > .public_w .yxyjy3 > ul > span {
  width: 2px;
  height: calc(17px + 4rem);
  background: rgba(220, 220, 220, 0.51);
  /* margin: 0 calc(50px + 5rem); */
}
/* 技术标准 */
.jsbz {
  width: 100%;
}
.jsbz > .b_nav2 > .public_w > div:nth-child(1) > li:nth-last-of-type(1) {
  display: none;
}
.jsbz > .public_w {
  width: 80%;
  margin-top: calc(30px + 5rem);
  margin-bottom: calc(40px + 5rem);
}
.jsbz > .public_w > div {
  width: 100%;
  display: flex;
  justify-content: space-between;
}
.jsbz > .public_w > div > .l {
  width: 19.157%;
  display: flex;
  flex-direction: column;
}
.jsbz > .public_w > div > .l > p {
  font-size: calc(10px + 1.2rem);
  color: #333333;
  display: flex;
  align-items: center;
}
.jsbz > .public_w > div > .l > p > span {
  width: calc(6px + 0.3rem);
  height: calc(6px + 0.3rem);
  background: #333333;
  border-radius: 50%;
  margin-right: calc(4px + 0.2rem);
}
.jsbz > .public_w > div > .l > span {
  font-family: PingFang_SC_Regular;
  font-size: calc(10px + 0.3rem);
  color: #333333;
  line-height: calc(10px + 1rem);
  margin-top: calc(10px + 0.5rem);
}
.jsbz > .public_w > div > .r {
  width: 76.0563%;
  /* border: 1px solid #000; */
}
.jsbz > .public_w > div > .r .tb1 {
  width: 100%;
}
.jsbz > .public_w > div > .r .tb1 tr {
  width: 100%;
  height: calc(10px + 1rem);
  padding: 0 1px;
  font-size: calc(6px + 0.4rem);
  color: #000;
  font-family: '微软雅黑';
}
.jsbz > .public_w > div > .r .tb1 tr td {
  height: 100%;
  /* padding: 2px; */
  text-align: center;
  border: 2px solid #fff;
}
.jsbz > .public_w > div > .r .tb1 tr td > a {
  text-decoration: underline;
}
.jsbz > .public_w > div > .r .tb1 tr:nth-child(2n+1) {
  background-color: #dce6f1;
}
.jsbz > .public_w > div > .r .tb1 tr:nth-child(2n+2) {
  background-color: #f5f5f5;
}
.jsbz > .public_w > div > .r .tb1 tr:nth-child(1) {
  color: #333;
}
.jsbz > .public_w > div > .r > p {
  font-family: PingFang_SC_Regular;
  font-size: calc(10px + 0.2rem);
  color: #777777;
  margin-top: calc(10px + 0.8rem);
}
.jsbz > .public_w .qybz {
  margin-top: calc(20px + 4rem);
}
/* 体系认证 */
.txrz {
  width: 100%;
}
.txrz > .public_w {
  width: 80%;
  margin-top: calc(30px + 5rem);
  margin-bottom: calc(40px + 5rem);
  /* border: 1px solid #000; */
}
.txrz > .public_w > div:nth-child(1) {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #EDEDED;
  padding-bottom: calc(20px + 3rem);
}
.txrz > .public_w > div:nth-child(1) > .l {
  width: 46.267%;
}
.txrz > .public_w > div:nth-child(1) > .l > img {
  width: 100%;
}
.txrz > .public_w > div:nth-child(1) > .r {
  width: 47.323%;
  display: flex;
  flex-direction: column;
}
.txrz > .public_w > div:nth-child(1) > .r > span {
  width: 100%;
  text-align: center;
  font-size: calc(10px + 1.2rem);
  color: #333333;
  margin-bottom: calc(10px + 0.8rem);
}
.txrz > .public_w > div:nth-child(1) > .r > p {
  font-family: PingFang_SC_Regular;
  font-size: calc(10px + 0.3rem);
  color: #777777;
  line-height: calc(10px + 1rem);
}
.txrz > .public_w > div:nth-child(2) {
  width: 100%;
  display: flex;
  flex-direction: column;
  margin-top: calc(18px + 3rem);
  position: relative;
  /* 分页 */
  /* 导航按钮 */
}
.txrz > .public_w > div:nth-child(2) .swiper {
  width: 82%;
  padding-bottom: calc(10px + 3rem);
}
.txrz > .public_w > div:nth-child(2) .swiper .swiper-slide {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.txrz > .public_w > div:nth-child(2) .swiper .swiper-slide > div {
  width: 100%;
  overflow: hidden;
}
.txrz > .public_w > div:nth-child(2) .swiper .swiper-slide > div > img {
  width: 100%;
  transition: all 0.3s;
}
.txrz > .public_w > div:nth-child(2) .swiper .swiper-slide > p {
  font-family: PingFang_SC_Medium;
  font-size: calc(10px + 0.4rem);
  color: #333333;
  margin-top: calc(10px + 0.6rem);
}
.txrz > .public_w > div:nth-child(2) .swiper .swiper-slide:hover > div > img {
  transform: scale(1.1);
}
.txrz > .public_w > div:nth-child(2) .swiper-pagination {
  width: 100%;
  height: calc(10px + 0.4rem);
  bottom: 0;
  margin-top: 50px;
  appearance: none;
  display: flex;
  align-items: center;
  justify-content: center;
  /* border: 1px solid #000; */
}
.txrz > .public_w > div:nth-child(2) .swiper-pagination .swiper-pagination-bullet {
  border: none;
}
.txrz > .public_w > div:nth-child(2) .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet {
  display: flex;
  width: 6px;
  height: 6px;
  /* border: 1px #aaa solid;  */
  align-items: center;
  justify-content: center;
  margin: 0 10px;
  background: #aaaaaa;
  opacity: 1;
}
.txrz > .public_w > div:nth-child(2) .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet::after {
  position: absolute;
  display: block;
  content: "";
  width: calc(10px + 0.4rem);
  height: calc(10px + 0.4rem);
  border-radius: 50%;
  border: 1px #aaaaaa solid;
}
.txrz > .public_w > div:nth-child(2) .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
  background: #003B95;
}
.txrz > .public_w > div:nth-child(2) .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active::after {
  border-color: #003B95;
}
.txrz > .public_w > div:nth-child(2) .dh {
  width: 100%;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: 0;
  display: flex;
  justify-content: space-between;
  z-index: 100;
  margin-top: calc(-15px - 3.5rem);
}
.txrz > .public_w > div:nth-child(2) .dh > div {
  width: calc(20px + 2rem);
  height: calc(20px + 2rem);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #003B95;
}
.txrz > .public_w > div:nth-child(2) .dh .swiper-button-prev {
  left: 0;
}
.txrz > .public_w > div:nth-child(2) .dh .swiper-button-prev::after {
  content: '';
}
.txrz > .public_w > div:nth-child(2) .dh .swiper-button-next {
  right: 0;
}
.txrz > .public_w > div:nth-child(2) .dh .swiper-button-next::after {
  content: '';
}
.txrz > .public_w > div:nth-child(2) .dh .swiper-button-disabled {
  background: #E7E7E7;
}
/* 技术实力 */
.jssl {
  width: 100%;
}
.jssl .jssl_1 {
  width: 80%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: calc(30px + 5rem);
  padding-bottom: calc(30px + 3.5rem);
}
.jssl .jssl_1 > p {
  font-size: calc(10px + 1.2rem);
  color: #333333;
}
.jssl .jssl_1 > span {
  width: 59.577%;
  font-family: PingFang_SC_Regular;
  font-size: calc(10px + 0.4rem);
  color: #333333;
  line-height: calc(10px + 1rem);
  text-align: center;
  margin-top: calc(10px + 0.2rem);
  margin-bottom: calc(10px + 2.5rem);
}
.jssl .jssl_1 > div {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.jssl .jssl_1 > div > .l {
  width: 28.873%;
  display: flex;
  flex-direction: column;
}
.jssl .jssl_1 > div > .l > p {
  font-size: calc(10px + 1.2rem);
  color: #333333;
  margin-bottom: calc(10px + 1.5rem);
}
.jssl .jssl_1 > div > .l > ul {
  width: 100%;
  display: flex;
  flex-direction: column;
}
.jssl .jssl_1 > div > .l > ul > li {
  width: 100%;
  display: flex;
  flex-direction: column;
  margin-bottom: calc(10px + 0.75rem);
}
.jssl .jssl_1 > div > .l > ul > li > p {
  font-family: PingFang_SC_Medium;
  font-size: calc(10px + 0.5rem);
  color: #003B95;
}
.jssl .jssl_1 > div > .l > ul > li > span {
  font-family: PingFang_SC_Regular;
  font-size: calc(10px + 0.3rem);
  color: #777777;
  margin-top: calc(4px + 0.2rem);
}
.jssl .jssl_1 > div > .l > ul > li:nth-last-of-type(1) {
  margin-bottom: 0;
}
.jssl .jssl_1 > div > .r {
  width: 55.98591%;
  display: flex;
  justify-content: space-between;
}
.jssl .jssl_1 > div > .r > div:nth-child(1) {
  width: 48.679%;
  display: flex;
  flex-direction: column;
}
.jssl .jssl_1 > div > .r > div:nth-child(1) > img {
  width: 100%;
}
.jssl .jssl_1 > div > .r > div:nth-child(1) > img:nth-child(1) {
  margin-bottom: calc(4px + 0.5rem);
}
.jssl .jssl_1 > div > .r > div:nth-child(2) {
  width: 49.55974%;
}
.jssl .jssl_1 > div > .r > div:nth-child(2) > img {
  width: 100%;
}
.jssl .jssl_2 {
  width: 100%;
  background: #F7F7F7;
  padding-top: calc(20px + 3rem);
  padding-bottom: calc(40px + 5rem);
}
.jssl .jssl_2 > .public_w {
  width: 80%;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.jssl .jssl_2 > .public_w > p {
  font-size: calc(10px + 1.2rem);
  color: #333333;
}
.jssl .jssl_2 > .public_w > span {
  width: 76.1971%;
  font-family: PingFang_SC_Regular;
  font-size: calc(10px + 0.4rem);
  color: #333333;
  line-height: calc(10px + 1rem);
  margin-top: calc(4px + 0.5rem);
  margin-bottom: calc(16px + 2rem);
  text-align: center;
}
.jssl .jssl_2 > .public_w > .swiper {
  width: 100%;
  padding-bottom: calc(10px + 2.5rem);
  position: relative;
  /* 分页 */
}
.jssl .jssl_2 > .public_w > .swiper .swiper-slide {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.jssl .jssl_2 > .public_w > .swiper .swiper-slide > div {
  width: 100%;
  overflow: hidden;
}
.jssl .jssl_2 > .public_w > .swiper .swiper-slide > div > img {
  width: 100%;
  transition: all 0.3s;
}
.jssl .jssl_2 > .public_w > .swiper .swiper-slide > p {
  font-family: PingFang_SC_Medium;
  font-size: calc(10px + 0.4rem);
  color: #333333;
  margin-top: calc(10px + 0.6rem);
}
.jssl .jssl_2 > .public_w > .swiper .swiper-slide:hover > div > img {
  transform: scale(1.1);
}
.jssl .jssl_2 > .public_w > .swiper .swiper-pagination {
  width: 100%;
  height: calc(10px + 0.4rem);
  bottom: 0;
  appearance: none;
  display: flex;
  align-items: center;
  justify-content: center;
  /* border: 1px solid #000; */
}
.jssl .jssl_2 > .public_w > .swiper .swiper-pagination .swiper-pagination-bullet {
  border: none;
}
.jssl .jssl_2 > .public_w > .swiper .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet {
  display: flex;
  width: 6px;
  height: 6px;
  /* border: 1px #aaa solid;  */
  align-items: center;
  justify-content: center;
  margin: 0 10px;
  background: #aaaaaa;
  opacity: 1;
}
.jssl .jssl_2 > .public_w > .swiper .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet::after {
  position: absolute;
  display: block;
  content: "";
  width: calc(10px + 0.4rem);
  height: calc(10px + 0.4rem);
  border-radius: 50%;
  border: 1px #aaaaaa solid;
}
.jssl .jssl_2 > .public_w > .swiper .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
  background: #003B95;
}
.jssl .jssl_2 > .public_w > .swiper .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active::after {
  border-color: #003B95;
}
@media screen and (max-width: 1100px) {
  .b_nav2 > .public_w > div:nth-of-type(2) {
    display: none;
  }
  /* 永兴研究院 */
  .yxyjy > .public_w .yxyjy1 {
    flex-direction: column;
  }
  .yxyjy > .public_w .yxyjy1 .yxyjy1_l {
    width: 100%;
  }
  .yxyjy > .public_w .yxyjy1 .yxyjy1_r {
    width: 100%;
    margin-top: calc(10px + 3rem);
  }
  .yxyjy > .public_w .yxyjy3 {
    width: 100%;
  }
  .yxyjy > .public_w .yxyjy3 > span {
    width: 100%;
  }
  .yxyjy > .public_w .yxyjy3 > ul {
    width: 100%;
    /* flex-direction: column; */
    flex-wrap: wrap;
  }
  .yxyjy > .public_w .yxyjy3 > ul > li {
    width: 48%;
    margin-bottom: calc(10px + 1rem);
  }
  .yxyjy > .public_w .yxyjy3 > ul > span {
    display: none;
  }
  /* 技术标准 */
  .jsbz > .public_w > div {
    flex-direction: column;
  }
  .jsbz > .public_w > div > .l {
    width: 100%;
  }
  .jsbz > .public_w > div > .r {
    width: 100%;
    margin-top: calc(10px + 2rem);
  }
  /* 技术实力 */
  .jssl .jssl_1 > span {
    width: 100%;
  }
  .jssl .jssl_1 > div {
    flex-direction: column;
  }
  .jssl .jssl_1 > div > .l {
    width: 100%;
  }
  .jssl .jssl_1 > div > .r {
    width: 100%;
    margin-top: calc(10px + 2rem);
  }
  .jssl .jssl_2 > .public_w > span {
    width: 100%;
  }
}