.banner {
  position: relative;
  width: 100%;
  background-color: #e1ecf5;
}
.pc-banner {
  display: block;
  width: 100%;
  height: 500px;
}
.pc-banner .swiper-container {
  width: 100%;
  height: 100%;
}
.pc-banner .swiper-slide {
  height: auto;
}
.pc-banner .swiper-slide a {
  display: block;
  width: 100%;
  height: 100%;
}
.pc-banner .swiper-slide a img {
  width: 100%;
  height: 100%;
}
.swiper-button-prev {
  background: url(../images/banner_arr_1.png) no-repeat;
  background-size: 100% 100%;
}
.swiper-button-next {
  background: url(../images/banner_arr_2.png) no-repeat;
  background-size: 100% 100%;
}
.part_one {
  padding: 40px 0 54px;
}
.part_one .news {
  float: left;
  width: 46%;
}
.part_one .news .news_title {
  padding-bottom: 10px;
  margin-bottom: 15px;
  border-bottom: 1px solid #E5E5E5;
}
.part_one .news .news_title .title {
  float: left;
}
.part_one .news .news_title .title h4 {
  position: relative;
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 22px;
  color: #0F7485;
  display: inline-block;
}
.part_one .news .news_title .title h4::before {
  content: '';
  position: absolute;
  bottom: -14px;
  left: 0;
  width: 100%;
  height: 4px;
  background: #B19C7A;
}
.part_one .news .news_title .title span {
  color: #CACACA;
  font-size: 18px;
  margin-left: 10px;
}
.part_one .news .news_title .mores {
  float: right;
  width: 56px;
  height: 18px;
  background: #47A0AF;
  border-radius: 6px 0px 6px 0px;
  text-align: center;
  margin: 5px 0px;
}
.part_one .news .news_title .mores a {
  display: block;
  width: 100%;
  height: 100%;
  line-height: 18px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 12px;
  color: #F8F8F8;
}
.part_one .news .news_list ul li.li_one {
  background-color: #EFF7F8;
}
.part_one .news .news_list ul li.li_one a {
  display: block;
  width: 100%;
  height: 100%;
  padding: 15px 22px;
}
.part_one .news .news_list ul li.li_one a:hover .title h4 {
  color: #0F7485;
}
.part_one .news .news_list ul li.li_one a .time {
  float: left;
  width: 64px;
  height: 61px;
  background: #0F7485;
  border-radius: 10px 0px 10px 0px;
  text-align: center;
  margin-right: 27px;
}
.part_one .news .news_list ul li.li_one a .time .day {
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 24px;
  color: #FFFFFF;
  line-height: 38px;
}
.part_one .news .news_list ul li.li_one a .time .year_mouth {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 12px;
  color: #FFFFFF;
  line-height: 15px;
}
.part_one .news .news_list ul li.li_one a .title {
  float: left;
  width: calc(100% - 91px);
}
.part_one .news .news_list ul li.li_one a .title h4 {
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 16px;
  color: #333333;
  line-height: 28px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  /*想省略几行就写几*/
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.part_one .news .news_list ul li.li_two {
  border-bottom: 1px solid #E5E5E5;
}
.part_one .news .news_list ul li.li_two a {
  display: block;
  width: 100%;
  height: 100%;
  padding: 20px 0;
}
.part_one .news .news_list ul li.li_two a:hover .title h4 {
  color: #0F7485;
}
.part_one .news .news_list ul li.li_two a .icon {
  float: left;
  width: 14px;
  height: 15px;
}
.part_one .news .news_list ul li.li_two a .icon img {
  width: 100%;
  height: 100%;
}
.part_one .news .news_list ul li.li_two a .title {
  float: left;
  width: 86%;
  margin-right: 16px;
  margin-left: 10px;
}
.part_one .news .news_list ul li.li_two a .title h4 {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 16px;
  color: #000000;
  display: block;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.part_one .news .news_list ul li.li_two a .time {
  float: right;
  width: 36px;
}
.part_one .news .news_list ul li.li_two a .time p {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 12px;
  color: #999999;
}
.part_one .party {
  float: right;
  width: 46%;
}
.part_one .party .party_title {
  padding-bottom: 10px;
  margin-bottom: 15px;
  border-bottom: 1px solid #E5E5E5;
}
.part_one .party .party_title .title {
  float: left;
}
.part_one .party .party_title .title h4 {
  position: relative;
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 22px;
  color: #0F7485;
  display: inline-block;
}
.part_one .party .party_title .title h4::before {
  content: '';
  position: absolute;
  bottom: -14px;
  left: 0;
  width: 100%;
  height: 4px;
  background: #B19C7A;
}
.part_one .party .party_title .title span {
  color: #CACACA;
  font-size: 18px;
  margin-left: 10px;
}
.part_one .party .party_title .mores {
  float: right;
  width: 56px;
  height: 18px;
  background: #47A0AF;
  border-radius: 6px 0px 6px 0px;
  text-align: center;
  margin: 5px 0px;
}
.part_one .party .party_title .mores a {
  display: block;
  width: 100%;
  height: 100%;
  line-height: 18px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 12px;
  color: #F8F8F8;
}
.part_one .party .party_list ul li.li_one a {
  display: block;
  width: 100%;
  height: 100%;
}
.part_one .party .party_list ul li.li_one a:hover .rigth_title .title h4 {
  color: #0F7485;
}
.part_one .party .party_list ul li.li_one a .img {
  float: left;
  width: 220px;
  height: 148px;
}
.part_one .party .party_list ul li.li_one a .img img {
  width: 100%;
  height: 100%;
}
.part_one .party .party_list ul li.li_one a .rigth_title {
  float: left;
  width: calc(100% - 220px);
  padding: 25px 39px 24px 29px;
  background-color: #FAF9F6;
}
.part_one .party .party_list ul li.li_one a .rigth_title .title {
  margin-bottom: 26px;
}
.part_one .party .party_list ul li.li_one a .rigth_title .title h4 {
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 16px;
  color: #333333;
  line-height: 28px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  /*想省略几行就写几*/
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.part_one .party .party_list ul li.li_one a .rigth_title .time p {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 12px;
  color: #C4C4C4;
}
.part_one .party .party_list ul li.li_two {
  border-bottom: 1px solid #E5E5E5;
}
.part_one .party .party_list ul li.li_two a {
  display: block;
  width: 100%;
  height: 100%;
  padding: 20px 0;
}
.part_one .party .party_list ul li.li_two a:hover .title h4 {
  color: #0F7485;
}
.part_one .party .party_list ul li.li_two a .icon {
  float: left;
  width: 14px;
  height: 15px;
}
.part_one .party .party_list ul li.li_two a .icon img {
  width: 100%;
  height: 100%;
}
.part_one .party .party_list ul li.li_two a .title {
  float: left;
  width: 86%;
  margin-right: 16px;
  margin-left: 10px;
}
.part_one .party .party_list ul li.li_two a .title h4 {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 16px;
  color: #000000;
  display: block;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.part_one .party .party_list ul li.li_two a .time {
  float: right;
  width: 36px;
}
.part_one .party .party_list ul li.li_two a .time p {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 12px;
  color: #999999;
}
.part_two {
  padding: 24px 0 48px;
  background-image: url(../images/index_bg.jpg);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
}
.part_two .about {
  float: left;
  width: 46%;
}
.part_two .about .about_title {
  position: relative;
  padding-bottom: 28px;
  margin-bottom: 28px;
  border-bottom: 1px solid rgba(73, 158, 173, 0.5);
}
.part_two .about .about_title::before {
  content: '';
  position: absolute;
  left: -4px;
  bottom: -4px;
  width: 8px;
  height: 8px;
  background: #188699;
  border-radius: 50%;
}
.part_two .about .about_title span {
  position: absolute;
  left: 0;
  top: -22px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 80px;
  color: #FFFFFF;
}
.part_two .about .about_title .title {
  float: left;
  padding-top: 38px;
}
.part_two .about .about_title .title h4 {
  position: relative;
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 24px;
  color: #25464C;
}
.part_two .about .about_title .mores {
  float: right;
  width: 56px;
  height: 18px;
  background: #47A0AF;
  border-radius: 6px 0px 6px 0px;
  text-align: center;
  margin: 46px 0px 0px;
}
.part_two .about .about_title .mores a {
  display: block;
  width: 100%;
  height: 100%;
  line-height: 18px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 12px;
  color: #F8F8F8;
}
.part_two .about .about_content {
  margin-bottom: 32px;
}
.part_two .about .about_content p {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 16px;
  color: #484848;
  line-height: 34px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  /*想省略几行就写几*/
  -webkit-line-clamp: 5;
  -webkit-box-orient: vertical;
}
.part_two .about .about_list ul li {
  float: left;
  width: 29%;
  height: 46px;
  background-image: url(../images/about_icon_bg.png);
  background-size: 100% 100%;
  text-align: center;
  line-height: 46px;
}
.part_two .about .about_list ul li:nth-child(2) {
  margin: 0 6%;
}
.part_two .about .about_list ul li:nth-child(2) a img {
  width: 23px;
  height: 21px;
}
.part_two .about .about_list ul li:nth-child(3) a img {
  width: 26px;
  height: 20px;
}
.part_two .about .about_list ul li a {
  display: block;
  width: 100%;
  height: 100%;
}
.part_two .about .about_list ul li a:hover img {
  transform: rotateY(180deg);
}
.part_two .about .about_list ul li a img {
  width: 22px;
  height: 20px;
  margin-right: 10px;
  transition: all 0.5s;
}
.part_two .about .about_list ul li a span {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 14px;
  color: #15798A;
}
.part_two .research {
  float: right;
  width: 46%;
}
.part_two .research .research_title {
  margin-bottom: 27px;
  padding-top: 7px;
}
.part_two .research .research_title .title {
  float: left;
}
.part_two .research .research_title .title h4 {
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 22px;
  color: #0F7485;
}
.part_two .research .research_title .title p {
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 24px;
  color: #CDE8ED;
}
.part_two .research .research_title .mores {
  float: right;
  width: 56px;
  height: 18px;
  background: #47A0AF;
  border-radius: 6px 0px 6px 0px;
  text-align: center;
  margin: 5px 0px;
}
.part_two .research .research_title .mores a {
  display: block;
  width: 100%;
  height: 100%;
  line-height: 18px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 12px;
  color: #F8F8F8;
}
.part_two .research .research_list ul li {
  float: left;
  width: 47%;
  height: 130px;
  position: relative;
  margin-right: 6%;
  margin-bottom: 17px;
  overflow: hidden;
}
.part_two .research .research_list ul li:nth-child(2n) {
  margin-right: 0;
}
.part_two .research .research_list ul li:nth-child(3) {
  margin-bottom: 0;
}
.part_two .research .research_list ul li:nth-child(4) {
  margin-bottom: 0;
}
.part_two .research .research_list ul li a {
  display: block;
  width: 100%;
  height: 100%;
  text-align: center;
}
.part_two .research .research_list ul li a:hover img {
  transform: scale(1.1);
}
.part_two .research .research_list ul li a img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transition: all 0.5s;
}
.part_two .research .research_list ul li a h4 {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 16px;
  color: #FFFFFF;
  line-height: 28px;
}
.part_three {
  margin-top: 28px;
  padding: 43px 0 68px;
}
.part_three .instruments .instruments_title {
  position: relative;
  height: 50px;
  margin-bottom: 45px;
}
.part_three .instruments .instruments_title .title {
  text-align: center;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.part_three .instruments .instruments_title .title h4 {
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 26px;
  color: #0F7485;
}
.part_three .instruments .instruments_title .title h4::before {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 55%;
  height: 4px;
  background: #B19C7A;
}
.part_three .instruments .instruments_title .title p {
  position: absolute;
  left: 50%;
  top: 40%;
  transform: translate(-50%, -50%);
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 46px;
  color: #EBF6F8;
  white-space: nowrap;
  z-index: -1;
}
.part_three .instruments .instruments_title .mores {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 56px;
  height: 18px;
  background: #47A0AF;
  border-radius: 6px 0px 6px 0px;
  text-align: center;
  margin: 5px 0px;
}
.part_three .instruments .instruments_title .mores a {
  display: block;
  width: 100%;
  height: 100%;
  line-height: 18px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 12px;
  color: #F8F8F8;
}
.part_three .instruments .instruments_list {
  position: relative;
  margin-top: -20px;
}
.part_three .instruments .instruments_list .title {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 16px;
  color: #000000;
  line-height: 21px;
  text-align: center;
  margin-top: 0.08rem;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  /*想省略几行就写几*/
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.part_three .instruments .instruments_list .slide {
  width: 100%;
  min-height: 180px;
  overflow: hidden;
  position: relative;
}
.part_three .instruments .instruments_list .slide .img {
  overflow: hidden;
  position: absolute;
  transition: width 0.4s, height 0.4s, top 0.4s, left 0.4s, z-index 0.4s;
}
.part_three .instruments .instruments_list .slide .img img {
  width: 100%;
  height: 100%;
  text-align: center;
}
.part_three .instruments .instruments_list .slide .img1 {
  width: 40%;
  height: 40%;
  top: 30%;
  left: -50%;
  z-index: 1;
}
.part_three .instruments .instruments_list .slide .img2 {
  width: 25%;
  height: 75%;
  top: 15%;
  left: 4%;
  z-index: 2;
}
.part_three .instruments .instruments_list .slide .img2::before {
  content: '';
  display: inline-block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.5;
}
.part_three .instruments .instruments_list .slide .img3 {
  width: 33.5%;
  height: 100%;
  top: 0;
  left: 33%;
  z-index: 3;
  overflow: visible;
}
.part_three .instruments .instruments_list .slide .img3 .title {
  margin-top: -3.08rem;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 16px;
  color: #F8F8F8;
}
.part_three .instruments .instruments_list .slide .img3::before {
  content: '';
  display: inline-block;
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 59px;
  background-image: url(../images/yq-title-bg.png);
  opacity: 0.5;
}
.part_three .instruments .instruments_list .slide .img4 {
  width: 25%;
  height: 75%;
  top: 15%;
  left: 70.5%;
  z-index: 2;
}
.part_three .instruments .instruments_list .slide .img4::before {
  content: '';
  display: inline-block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.5;
}
.part_three .instruments .instruments_list .slide .img5 {
  width: 40%;
  height: 40%;
  top: 30%;
  left: 110%;
  z-index: 1;
}
.part_three .instruments .instruments_list .slide-bt {
  position: absolute;
  left: 50%;
  bottom: 13%;
  z-index: 10;
  display: none;
}
.part_three .instruments .instruments_list .slide-bt span {
  width: 24px;
  height: 8px;
  float: left;
  margin: 5px;
  border-radius: 4px;
}
.part_three .instruments .instruments_list .slide .slide-bt .on {
  background: #ffd200;
}
.part_three .instruments .instruments_list .btns {
  width: 22px;
  height: 51px;
  background-size: 100% 100%;
  position: absolute;
  top: 45%;
  cursor: pointer;
  background-color: transparent;
}
.part_three .instruments .instruments_list .btns.left {
  background-image: url(../images/btn_arr_1.png);
  left: 0%;
}
.part_three .instruments .instruments_list .btns.right {
  background-image: url(../images/btn_arr_2.png);
  right: 0%;
}
.footer {
  padding: 32px 0 0;
  background: #0F7485;
}
.footer .links {
  float: left;
  width: 50%;
}
.footer .links .link_title {
  position: relative;
  padding-bottom: 17px;
  margin-bottom: 30px;
}
.footer .links .link_title::before {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 32px;
  height: 2px;
  background: #B8A57B;
}
.footer .links .link_title h4 {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
}
.footer .links .link_title h4 span {
  color: #D4D4D4;
}
.footer .links .link_list ul li {
  float: left;
  width: 50%;
  margin-bottom: 20px;
}
.footer .links .link_list ul li a {
  display: block;
  width: 100%;
  height: 100%;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 14px;
  color: #FFFFFF;
}
.footer .contact {
  float: right;
  width: 35%;
}
.footer .contact .contact_title {
  position: relative;
  padding-bottom: 17px;
  margin-bottom: 30px;
}
.footer .contact .contact_title::before {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 32px;
  height: 2px;
  background: #B8A57B;
}
.footer .contact .contact_title h4 {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
}
.footer .contact .contact_title h4 span {
  color: #D4D4D4;
}
.footer .contact .msg p {
  margin-bottom: 17px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 14px;
  color: #FFFFFF;
}
.footer .bq {
  background: rgba(8, 1, 3, 0.3);
  padding: 14px 0;
  margin-top: 20px;
}
.footer .bq p {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 12px;
  color: #E2E2E2;
}
@media (max-width: 1200px) {
  .swiper-slide h4 {
    font-size: 17px !important;
  }
  .swiper-container-horizontal > .swiper-pagination-bullets .swiper-pagination-bullet {
    width: 10px !important;
    height: 10px !important;
  }
  .scientific .right_list ul li {
    padding: 1.5% 0;
  }
}
@media (max-width: 992px) {
  .pc-banner {
    height: auto;
  }
  .swiper-slide h4 {
    font-size: 22px !important;
  }
  .swiper-container-horizontal > .swiper-pagination-bullets,
  .swiper-pagination-custom,
  .swiper-pagination-fraction {
    right: 2% !important;
  }
  .part_one .news,
  .part_one .party,
  .part_two .about,
  .part_two .research {
    width: 100%;
    margin-bottom: 25px;
  }
}
@media (max-width: 750px) {
  .swiper-slide h4 {
    font-size: 17px !important;
    line-height: 40px !important;
  }
}
@media (max-width: 700px) {
  .container-left {
    width: 100%;
  }
}
@media (max-width: 600px) {
  .swiper-slide h4 {
    font-size: 15px !important;
    line-height: 45px !important;
  }
  .swiper-container-horizontal > .swiper-pagination-bullets,
  .swiper-pagination-custom,
  .swiper-pagination-fraction {
    display: none;
  }
}
@media (max-width: 500px) {
  .swiper-slide h4 {
    font-size: 12px !important;
    line-height: 35px !important;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    /*想省略几行就写几*/
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
  }
  .part_one,
  .part_three {
    padding: 20px 0;
  }
  .part_two {
    padding: 24px 0 0;
  }
  .part_one .news .news_list ul li.li_two a .title,
  .part_one .party .party_list ul li.li_two a .title {
    width: 76%;
  }
  .part_one .party .party_list ul li.li_one a .rigth_title {
    padding: 25px 10px 24px 10px;
  }
  .part_two .about .about_title {
    margin-bottom: 28px;
  }
  .part_two .about .about_title span {
    font-size: 52px;
  }
  .part_two .about .about_list ul {
    display: flex;
    justify-content: space-between;
  }
  .part_two .about .about_list ul li {
    width: 35%;
  }
  .part_two .about .about_list ul li:nth-child(2) {
    margin: 0px 2px;
  }
  .part_two .research .research_list ul {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }
  .part_two .research .research_list ul li {
    width: 100%;
    margin-bottom: 20px !important;
    margin-right: 0px;
  }
  .part_three .instruments .instruments_title .title p {
    font-size: 32px;
  }
  .part_three .instruments .instruments_list .slide .img3 {
    width: 67.5%;
    height: 100%;
    top: 0;
    left: 16%;
  }
  .footer .links,
  .footer .contact,
  .footer .links .link_list ul li {
    width: 100%;
  }
}