/*banner*/
.fld_banner {
  width: 100%;
  height: 0;
  height: 100vh;
  position: relative;
  overflow: hidden;
  z-index: 9;
}

.fld_banner img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.fld_banner .swiper-pagination-bullets {
  bottom: 20px !important;
  height: 10px;
  font-size: 0;
  -webkit-text-size-adjust: none;
}

.fld_banner .swiper-pagination-bullet {
  opacity: 1;
  width: 10px;
  height: 10px;
  margin: 0 4px !important;
  position: relative;
  background: #FFF;
  border-radius: 5px;
}

.fld_banner .swiper-pagination-bullet.swiper-pagination-bullet-active {
  background: #464a83;
  width: 28px;
}

/*product*/
.fld_product {
  padding: 80px 0;
  position: relative;
}

.fld_product .fldp_content {
  padding-top: 25px;
}

.fld_product .fldp_left {
  width: 216px;
  min-width: 216px;
  margin-top: 24px;
  height: 100%;
  position: sticky;
  top: 110px;
}

.fld_product .fldp_left .fldpl_li {
  height: 86px;
  position: relative;
  overflow: hidden;
  width: 100%;
  left: 0;
}

.fld_product .fldp_left .fldpl_li:before {
  content: '';
  width: 100%;
  height: 100%;
  position: absolute;
  left: 100%;
  top: 0;
  opacity: 0;
  border-radius: 86px 0 0 86px;
  background: -webkit-gradient(linear, left top, right top, color-stop(0.34%, #41637b), color-stop(99.63%, #464a83));
  background: -webkit-linear-gradient(left, #41637b 0.34%, #464a83 99.63%);
  background: -moz-linear-gradient(left, #41637b 0.34%, #464a83 99.63%);
  background: linear-gradient(90deg, #41637b 0.34%, #464a83 99.63%);
  -webkit-transition: all 0.3s ease-in-out;
  -moz-transition: all 0.3s ease-in-out;
  transition: all 0.3s ease-in-out;
}

.fld_product .fldp_left .fldpl_li i {
  width: 52px;
  height: 52px;
  padding: 10px;
  border-radius: 50%;
  background: url(../images/pic.png) center center no-repeat #FFF;
  opacity: 0;
  position: absolute;
  left: 17px;
  z-index: 1;
  background-size: 60% 60%;
  -webkit-animation: spin 12s ease-in-out infinite alternate;
  -o-animation: spin 12s ease-in-out infinite alternate;
  animation: spin 12s ease-in-out infinite alternate;
}

.fld_product .fldp_left .fldpl_li p {
  position: relative;
  display: block;
  font-size: 16px;
  color: #3F4756;
  font-weight: bold;
  line-height: 22px;
  padding: 0 24px;
  z-index: 1;
}

.fld_product .fldp_left .fldpl_li.on,
.fld_product .fldp_left .fldpl_li:hover {
  width: calc(100% + 87px);
  padding-left: 87px;
  left: -87px;
}

.fld_product .fldp_left .fldpl_li.on:before,
.fld_product .fldp_left .fldpl_li:hover:before {
  left: 0;
  opacity: 1;
}

.fld_product .fldp_left .fldpl_li.on i,
.fld_product .fldp_left .fldpl_li:hover i {
  opacity: 1;
}

.fld_product .fldp_left .fldpl_li.on p,
.fld_product .fldp_left .fldpl_li:hover p {
  color: #FFF;
}

.fld_product .fldp_right {
  margin-left: 38px;
  height: 100%;
}

.fld_product .fldp_right .fldpr_li {
  width: calc(100%/3 - 16px);
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  border: 1px solid #CED4DA;
  background: #DEE2E6;
  margin-top: 24px;
  margin-left: 24px;
}

.fld_product .fldp_right .fldpr_li:nth-child(3n+1) {
  margin-left: 0;
}

.fld_product .fldp_right .fldpr_li .fldpr_pic {
  width: 100%;
  position: relative;
  overflow: hidden;
}

.fld_product .fldp_right .fldpr_li p {
  width: 100%;
  line-height: 60px;
  padding: 0 24px;
  background: #FFF;
  position: absolute;
  bottom: -60px;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 16px;
}

.fld_product .fldp_right .fldpr_li:hover p {
  bottom: 0;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

/*youshi*/
.fld_youshi {
  padding: 80px 0;
  position: relative;
  overflow: hidden;
  background: url(../images/youshibg.jpg) no-repeat center center;
  background-size: cover;
}

.fld_youshi:before {
  content: '';
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  background: rgba(0, 0, 0, .6);
}

.fld_youshi .pb_tit {
  color: #FFF;
}

.fld_youshi .fldy_txt {
  margin-top: 41px;
  font-size: 20px;
  line-height: 36px;
  color: #FFF;
  text-align: center;
}

.fld_youshi .fldy_ul {
  padding: 0 40px;
  margin-top: 88px;
}

.fld_youshi .fldy_ul .fldy_li {
  width: 25%;
  border-left: 1px solid rgba(255, 255, 255, .33);
  padding: 21px 20px 32px;
  display: block;
}

.fld_youshi .fldy_ul .fldy_li:first-child {
  border-left: none;
}

.fld_youshi .fldy_ul .fldy_li i {
  display: block;
  height: 89px;
  background-repeat: no-repeat;
  background-position: center center;
  background-size: auto 100%;
  margin-bottom: 24px;
}

.fld_youshi .fldy_ul .fldy_li p {
  font-size: 16px;
  line-height: 28px;
  color: rgba(255, 255, 255, .7);
  text-align: center;
}

.fld_youshi .fldy_ul .fldy_li p:first-of-type {
  font-size: 25px;
  height: 64px;
  line-height: 32px;
  font-weight: bold;
  color: #FFF;
  margin-bottom: 15px;
}

.fld_youshi .fldy_ul .fldy_li i.icon1 {
  background-image: url(../images/ys_icon1.png);
}

.fld_youshi .fldy_ul .fldy_li i.icon2 {
  background-image: url(../images/ys_icon2.png);
}

.fld_youshi .fldy_ul .fldy_li i.icon3 {
  background-image: url(../images/ys_icon3.png);
}

.fld_youshi .fldy_ul .fldy_li i.icon4 {
  background-image: url(../images/ys_icon4.png);
}

.fld_youshi .fldy_ul .fldy_li:hover i {
  -webkit-transform: rotateY(360deg);
  -moz-transform: rotateY(360deg);
  -o-transform: rotateY(360deg);
  transform: rotateY(360deg);
}

/*case*/
.fld_case {
  padding: 80px 0;
  position: relative;
  overflow: hidden;
  background: #F5F5F5;
}

.fld_case .fldc_ul {
  padding-top: 30px;
  overflow: hidden;
}

.fld_case .fldc_ul .swiper-slide {
  height: auto;
}

.fld_case .fldc_ul .fldc_img {
  width: 100%;
  position: relative;
  overflow: hidden;
}

.fld_case .fldc_ul .fldc_txt {
  position: relative;
  padding: 25px 15px;
  background: #FFF;
}

.fld_case .fldc_ul .fldc_txt p {
  font-size: 16px;
  color: #3F4756;
  line-height: 26px;
}

.fld_case .fldc_ul .fldc_txt p:first-child {
  font-size: 26px;
  line-height: 36px;
  margin-bottom: 12px;
  font-weight: bold;
  color: #333;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fld_case .fldc_ul .fldc_txt p:last-child {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.fld_case .fldc_ul .swiper-scrollbar {
  position: relative;
  bottom: 0;
  width: 30%;
  margin: 45px auto 0;
  height: 4px;
  background: #e0e0e0;
}

.fld_case .fldc_ul .swiper-scrollbar .swiper-scrollbar-drag {
  background: #464a83;
}

/*info*/
.fld_info {
  padding: 122px 0 133px;
  position: relative;
  overflow: hidden;
}

.fld_info .pb_tit {
  text-align: left;
}

.fld_info .fldi_left {
  width: 50%;
  height: 685px;
  position: relative;
  padding-right: 44px;
  z-index: 1;
}

.fld_info .fldi_left .fldi_img {
  width: 100%;
  height: 100%;
  position: relative;
}

.fld_info .fldi_right {
  width: 50%;
  position: relative;
  z-index: 1;
}

.fld_info .fldi_right .fldi_txt {
  width: 700px;
  padding: 30px 0 0 67px;
  float: left;
}

.fld_info .fldi_right .fldi_txt b {
  font-size: 36px;
  height: 1em;
  line-height: 1em;
  font-family: Arial;
  font-weight: bold;
  color: #231815;
  display: block;
  margin-bottom: 16px;
}

.fld_info .fldi_right .fldi_txt p {
  font-size: 16px;
  line-height: 30px;
  color: #666;
  margin-top: 35px;
}

.fld_info .fldi_right .fldi_txt .fldi_btn {
  margin-top: 48px;
}

.fld_info .fldi_right .fldi_txt .fldi_btn a {
  display: block;
  width: 174px;
  text-align: center;
  cursor: pointer;
  background: #464a83;
}

.fld_info .fldi_right .fldi_txt .fldi_btn a span {
  display: inline-block;
  height: 48px;
  line-height: 48px;
  font-size: 14px;
  color: #FFF;
  padding-right: 58px;
  background: url(../images/btn_icon.png) no-repeat right center;
}

.fld_info .fldi_right .fldi_txt .fldi_btn a:hover span {
  padding-right: 70px;
}

.fld_info .fldi_right .fldi_txt .fldi_num {
  margin-left: -211px;
  width: calc(100% + 211px);
  margin-top: 70px;
}

.fld_info .fldi_right .fldi_txt .fldi_num .fldi_li {
  width: calc(25% - 15px);
  margin-left: 20px;
  background: #FFF;
  padding: 40px 0 26px;
  text-align: center;
}

.fld_info .fldi_right .fldi_txt .fldi_num .fldi_li:first-child {
  margin-left: 0;
}

.fld_info .fldi_right .fldi_txt .fldi_num .fldi_li .fldi_n {
  font-size: 0;
  -webkit-text-size-adjust: none;
}

.fld_info .fldi_right .fldi_txt .fldi_num .fldi_li .fldi_n span {
  display: inline-block;
  font-size: 16px;
  height: 30px;
  line-height: 30px;
  vertical-align: bottom;
  color: #464a83;
}

.fld_info .fldi_right .fldi_txt .fldi_num .fldi_li .fldi_n span:first-child {
  font-size: 36px;
  height: 36px;
  line-height: 36px;
  font-family: Arial;
  margin-right: 4px;
  font-weight: bold;
}

.fld_info .fldi_right .fldi_txt .fldi_num .fldi_li em {
  font-style: normal;
  font-size: 16px;
  height: 26px;
  line-height: 26px;
  margin-top: 7px;
  color: #676767;
  display: inline-block;
  width: 100%;
  text-align: center;
}

/*video*/
.fld_video {
  padding: 80px 0;
  position: relative;
  overflow: hidden;
  background: #F5F5F5;
}

.fld_video .fldv_ul {
  margin-top: 50px;
  position: relative;
}

.fld_video .fldv_ul .fldv_li {
  overflow: hidden;
}

.fld_video .fldv_ul .swiper-slide {
  cursor: pointer;
}

.fld_video .fldv_ul .fldv_img {
  width: 100%;
  position: relative;
  overflow: hidden;
}

.fld_video .fldv_ul .fldv_txt {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, .6);
  padding: 20px;
  /*visibility: hidden;*/
  /*opacity: 0;*/
}

.fld_video .fldv_ul .fldv_txt i {
  width: 50px;
  height: 50px;
  background: url(../images/video.png) no-repeat center center;
  background-size: 100% 100%;
}

.fld_video .fldv_ul .fldv_txt p {
  font-size: 16px;
  color: #FFF;
  line-height: 26px;
  margin-top: 12px;
}

.fld_video .fldv_ul .fldv_txt span {
  width: 110px;
  height: 30px;
  line-height: 28px;
  font-size: 14px;
  color: #FFF;
  border: 1px solid rgba(255, 255, 255, .6);
  margin-top: 20px;
  text-align: center;
}

.fld_video .fldv_ul .fldv_txt span:hover {
  background: #464a83;
  border-color: #464a83;
}

/*.fld_video .fldv_ul .swiper-slide:hover .fldv_txt {*/
/*  visibility: visible;*/
/*  opacity: 1;*/
/*}*/

.fld_video .fldv_ul .swiper-button-prev,
.fld_video .fldv_ul .swiper-button-next {
  width: 42px;
  height: 48px;
  background-size: 100% 100%;
  margin-top: -24px;
  outline: none;
  background-image: url(../images/icon_jmjtl.png);
}

.fld_video .fldv_ul .swiper-button-prev:after,
.fld_video .fldv_ul .swiper-button-next:after {
  content: none;
}

.fld_video .fldv_ul .swiper-button-prev {
  left: -85px;
}

.fld_video .fldv_ul .swiper-button-next {
  right: -85px;
  -webkit-transform: rotate(180deg);
  -moz-transform: rotate(180deg);
  -ms-transform: rotate(180deg);
  transform: rotate(180deg);
}

.fld_video .fldv_ul .swiper-button-prev.swiper-button-disabled,
.fld_video .fldv_ul .swiper-button-next.swiper-button-disabled {
  opacity: 1;
}

.fld_video .fldv_ul .swiper-button-prev:hover,
.fld_video .fldv_ul .swiper-button-next:hover {
  background-image: url(../images/icon_jmjtl_h.png);
}

/*news*/
.fld_news {
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.fld_news .fldn_content {
  margin-top: 40px;
}

.fld_news .fldn_content .fldn_left {
  width: 665px;
  min-width: 665px;
}

.fld_news .fldn_content .fldn_left a {
  width: calc(50% - 20px);
  margin-left: 40px;
  background: #FFF;
}

.fld_news .fldn_content .fldn_left a:first-child {
  margin-left: 0;
}

.fld_news .fldn_content .fldn_left a .fldn_img {
  width: 100%;
  position: relative;
  overflow: hidden;
}

.fld_news .fldn_content .fldn_left a .fldn_txt {
  padding: 25px 15px 21px;
}

.fld_news .fldn_content .fldn_left a .fldn_txt p {
  font-size: 14px;
  line-height: 24px;
  color: #7b7b7b;
}

.fld_news .fldn_content .fldn_left a .fldn_txt p:first-child {
  font-size: 18px;
  height: 28px;
  line-height: 28px;
  color: #1c1c1c;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: bold;
}

.fld_news .fldn_content .fldn_left a .fldn_txt p:nth-child(2) {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  margin-top: 14px;
  padding-top: 15px;
  border-top: 1px solid #E9E9E9;
}

.fld_news .fldn_content .fldn_left a .fldn_txt p:last-child {
  font-size: 13px;
  line-height: 1;
  margin-top: 9px;
  color: #9d9d9d;
}

.fld_news .fldn_content .fldn_right {
  margin-left: 50px;
  width: calc(100% - 715px);
}

.fld_news .fldn_content .fldn_right a {
  padding: 25px 30px;
  background: #FFF;
}

.fld_news .fldn_content .fldn_right a p {
  font-size: 14px;
  line-height: 24px;
  color: #7b7b7b;
}

.fld_news .fldn_content .fldn_right a p:first-child {
  font-size: 18px;
  height: 28px;
  line-height: 28px;
  margin-bottom: 15px;
  font-weight: bold;
  color: #464a83;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fld_news .fldn_content .fldn_right a p:nth-child(2) {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  height: 48px;
}

.fld_news .fldn_content .fldn_right a .fldn_btn {
  display: inline-block;
  width: 130px;
  height: 31px;
  line-height: 29px;
  border: 1px solid #464a83;
  text-align: left;
  padding-left: 20px;
  color: #464a83;
  margin-top: 12px;
  font-size: 14px;
}

.fld_news .fldn_content .fldn_right a:hover .fldn_btn {
  padding-left: 25px;
  color: #FFF;
}

.fld_news .fldn_content .fldn_right a:hover .fldn_btn:before {
  width: 100%;
  background: #464a83;
  color: #FFF;
}

.fld_news .fldn_content .fldn_right a.n1 {
  padding: 37px 123px 49px 12px;
  border-bottom: 1px solid #FFF;
  background: url(../images/news_icon.png) no-repeat right 44px center;
  position: relative;
}

.fld_news .fldn_content .fldn_right a.n1:before {
  content: '';
  width: 0;
  height: 1px;
  background: #464a83;
  position: absolute;
  left: 0;
  bottom: -1px;
}

.fld_news .fldn_content .fldn_right a.n1 .nc_date {
  width: 99px;
  border-right: 1px solid #FFF;
  min-width: 99px;
}

.fld_news .fldn_content .fldn_right a.n1 .nc_date span {
  display: block;
  font-size: 14px;
  height: 14px;
  line-height: 14px;
  color: #464a83;
  text-align: center;
}

.fld_news .fldn_content .fldn_right a.n1 .nc_date span:first-child {
  font-size: 48px;
  height: 48px;
  line-height: 48px;
  font-weight: bold;
  margin-bottom: 8px;
}

.fld_news .fldn_content .fldn_right a.n1 .nc_date i {
  width: 20px;
  height: 1px;
  display: block;
  margin: 13px 0;
  background: #CCC;
}

.fld_news .fldn_content .fldn_right a.n1 .nc_pp {
  padding: 2px 0 0 15px;
  width: calc(100% - 99px);
}

.fld_news .fldn_content .fldn_right a.n1 .nc_pp p:first-child {
  font-weight: normal;
  color: #1c1c1c;
}

.fld_news .fldn_content .fldn_right a.n1:hover:before {
  width: 100%;
}

@media screen and (max-width:1599px) {
  .fld_product {
    padding: 60px 0;
  }

  .fld_product .fldp_content {
    padding-top: 20px;
  }

  .fld_product .fldp_left {
    width: 205px;
    min-width: 205px;
  }

  .fld_product .fldp_left .fldpl_li {
    height: 78px;
  }

  .fld_product .fldp_left .fldpl_li i {
    width: 48px;
    height: 48px;
    left: 15px;
  }

  .fld_product .fldp_left .fldpl_li p {
    font-size: 15px;
    padding: 0 20px;
  }

  .fld_product .fldp_left .fldpl_li.on,
  .fld_product .fldp_left .fldpl_li:hover {
    width: calc(100% + 70px);
    padding-left: 70px;
    left: -70px;
  }

  .fld_product .fldp_right {
    margin-left: 30px;
  }

  .fld_product .fldp_right .fldpr_li {
    width: calc(100%/3 - 12px);
    margin-left: 18px;
    margin-top: 20px;
    border-radius: 6px;
  }

  .fld_product .fldp_right .fldpr_li p {
    line-height: 54px;
    padding: 0 20px;
    font-size: 15px;
  }

  .fld_youshi {
    padding: 60px 0;
  }

  .fld_youshi .fldy_txt {
    font-size: 18px;
    line-height: 28px;
    margin-top: 32px;
  }

  .fld_youshi .fldy_ul {
    margin-top: 70px;
    padding: 0 30px;
  }

  .fld_youshi .fldy_ul .fldy_li {
    padding: 15px 15px 25px;
  }

  .fld_youshi .fldy_ul .fldy_li i {
    height: 78px;
    margin-bottom: 20px;
  }

  .fld_youshi .fldy_ul .fldy_li p {
    font-size: 15px;
    line-height: 26px;
  }

  .fld_youshi .fldy_ul .fldy_li p:first-of-type {
    font-size: 26px;
    height: 64px;
    line-height: 32px;
    margin-bottom: 12px;
  }

  .fld_case {
    padding: 60px 0;
  }

  .fld_case .fldc_ul {
    padding-top: 22px;
  }

  .fld_case .fldc_ul .fldc_txt {
    padding: 20px 13px;
  }

  .fld_case .fldc_ul .fldc_txt p {
    font-size: 15px;
    line-height: 24px;
  }

  .fld_case .fldc_ul .fldc_txt p:first-child {
    font-size: 22px;
    line-height: 32px;
    margin-bottom: 10px;
  }

  .fld_case .fldc_ul .swiper-scrollbar {
    margin-top: 35px;
  }

  .fld_info {
    padding: 90px 0;
  }

  .fld_info .fldi_left {
    padding-right: 25px;
    height: 550px;
  }

  .fld_info .fldi_right .fldi_txt {
    width: 600px;
    padding: 25px 0 0 40px;
  }

  .fld_info .fldi_right .fldi_txt b {
    font-size: 26px;
    margin-bottom: 12px;
  }

  .fld_info .fldi_right .fldi_txt p {
    font-size: 15px;
    line-height: 26px;
    margin-top: 25px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_btn {
    margin-top: 35px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_btn a {
    width: 160px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_btn a span {
    height: 44px;
    line-height: 44px;
    padding-right: 50px;
    background-size: auto 5px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_btn a:hover span {
    padding-right: 60px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_num {
    margin-top: 45px;
    margin-left: -150px;
    width: calc(100% + 150px);
  }

  .fld_info .fldi_right .fldi_txt .fldi_num .fldi_li {
    width: calc(25% - 12px);
    margin-left: 16px;
    padding: 30px 0 20px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_num .fldi_li .fldi_n span {
    font-size: 15px;
    height: 27px;
    line-height: 27px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_num .fldi_li .fldi_n span:first-child {
    font-size: 32px;
    height: 32px;
    line-height: 32px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_num .fldi_li em {
    font-size: 15px;
    height: 25px;
    line-height: 25px;
    margin-top: 5px;
  }

  .fld_video {
    padding: 60px 0;
  }

  .fld_video .fldv_ul {
    margin-top: 35px;
  }

  .fld_video .fldv_ul .fldv_txt i {
    width: 44px;
    height: 44px;
  }

  .fld_video .fldv_ul .fldv_txt p {
    font-size: 15px;
    line-height: 25px;
    margin-top: 10px;
  }

  .fld_video .fldv_ul .fldv_txt span {
    margin-top: 15px;
  }

  .fld_video .fldv_ul .swiper-button-prev,
  .fld_video .fldv_ul .swiper-button-next {
    width: 36px;
    height: 41px;
  }

  .fld_video .fldv_ul .swiper-button-prev {
    left: -65px;
  }

  .fld_video .fldv_ul .swiper-button-next {
    right: -65px;
  }

  .fld_news {
    padding: 60px 0;
  }

  .fld_news .fldn_content {
    margin-top: 30px;
  }

  .fld_news .fldn_content .fldn_left {
    width: 570px;
    min-width: 570px;
  }

  .fld_news .fldn_content .fldn_left a {
    width: calc(50% - 13px);
    margin-left: 26px;
  }

  .fld_news .fldn_content .fldn_left a .fldn_img {
    padding-bottom: 160px;
  }

  .fld_news .fldn_content .fldn_left a .fldn_txt {
    padding: 20px 12px 17px;
  }

  .fld_news .fldn_content .fldn_left a .fldn_txt p:first-child {
    font-size: 17px;
    height: 26px;
    line-height: 26px;
  }

  .fld_news .fldn_content .fldn_left a .fldn_txt p:nth-child(2) {
    margin-top: 10px;
    padding-top: 10px;
  }

  .fld_news .fldn_content .fldn_right {
    margin-left: 30px;
    width: calc(100% - 600px);
  }

  .fld_news .fldn_content .fldn_right a {
    padding: 20px 25px;
  }

  .fld_news .fldn_content .fldn_right a p:first-child {
    font-size: 17px;
    height: 26px;
    line-height: 26px;
    margin-bottom: 12px;
  }

  .fld_news .fldn_content .fldn_right a.n1 {
    padding: 28px 100px 38px 10px;
    background-size: 34px 34px;
  }

  .fld_news .fldn_content .fldn_right a.n1 .nc_date {
    width: 88px;
    min-width: 88px;
  }

  .fld_news .fldn_content .fldn_right a.n1 .nc_date span:first-child {
    font-size: 40px;
    height: 40px;
    line-height: 40px;
    margin-bottom: 6px;
  }

  .fld_news .fldn_content .fldn_right a.n1 .nc_pp {
    width: calc(100% - 88px);
  }
}

@media screen and (max-width:1359px) {
  .fld_banner {
    height: 640px;
  }

  .fld_banner .swiper-pagination-bullets {
    bottom: 15px !important;
  }

  .fld_product {
    padding: 30px 0;
  }

  .fld_product .fldp_content {
    padding-top: 10px;
  }

  .fld_product .fldp_left {
    width: 100%;
    min-width: auto;
    position: relative;
    top: 0;
    margin-top: 0;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: row;
    flex-direction: row;
  }

  .fld_product .fldp_left .fldpl_li {
    height: 56px;
    width: 25%;
    border-left: 1px solid #FFF;
  }

  .fld_product .fldp_left .fldpl_li:before {
    content: none;
  }

  .fld_product .fldp_left .fldpl_li i {
    display: none;
  }

  .fld_product .fldp_left .fldpl_li p {
    font-size: 14px;
    padding: 0 15px;
  }

  .fld_product .fldp_left .fldpl_li.on,
  .fld_product .fldp_left .fldpl_li:hover {
    width: 25%;
    padding-left: 0;
    left: 0;
    background: #464a83;
  }

  .fld_product .fldp_right {
    margin-left: 0;
  }

  .fld_product .fldp_right .fldpr_li {
    margin-top: 17px;
    border-radius: 5px;
  }

  .fld_product .fldp_right .fldpr_li p {
    line-height: 50px;
    padding: 0 15px;
    font-size: 14px;
  }

  .fld_youshi {
    padding: 30px 0;
  }

  .fld_youshi .fldy_txt {
    font-size: 16px;
    line-height: 26px;
    margin-top: 25px;
  }

  .fld_youshi .fldy_ul {
    margin-top: 40px;
    padding: 0 20px;
  }

  .fld_youshi .fldy_ul .fldy_li {
    padding: 10px 10px 17px;
  }

  .fld_youshi .fldy_ul .fldy_li i {
    height: 66px;
    margin-bottom: 15px;
  }

  .fld_youshi .fldy_ul .fldy_li p {
    font-size: 14px;
    line-height: 24px;
  }

  .fld_youshi .fldy_ul .fldy_li p:first-of-type {
    font-size: 22px;
    height: 60px;
    line-height: 30px;
    margin-bottom: 10px;
  }

  .fld_case {
    padding: 30px 0;
  }

  .fld_case .fldc_ul {
    padding-top: 16px;
  }

  .fld_case .fldc_ul .fldc_txt {
    padding: 15px 10px;
  }

  .fld_case .fldc_ul .fldc_txt p {
    font-size: 14px;
    line-height: 22px;
  }

  .fld_case .fldc_ul .fldc_txt p:first-child {
    font-size: 20px;
    line-height: 28px;
    margin-bottom: 8px;
  }

  .fld_case .fldc_ul .swiper-scrollbar {
    margin-top: 25px;
  }

  .fld_info {
    padding: 50px 0;
  }

  .fld_info .fldi_left {
    padding-right: 0;
    height: 465px;
  }

  .fld_info .fldi_right .fldi_txt {
    width: 497px;
    padding: 18px 0 0 25px;
  }

  .fld_info .fldi_right .fldi_txt b {
    font-size: 22px;
    margin-bottom: 10px;
  }

  .fld_info .fldi_right .fldi_txt p {
    font-size: 14px;
    line-height: 24px;
    margin-top: 17px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_btn {
    margin-top: 25px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_btn a {
    width: 150px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_btn a span {
    height: 40px;
    line-height: 40px;
    padding-right: 40px;
    background-size: auto 4px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_btn a:hover span {
    padding-right: 50px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_num {
    margin-top: 30px;
    margin-left: -100px;
    width: calc(100% + 100px);
  }

  .fld_info .fldi_right .fldi_txt .fldi_num .fldi_li {
    width: calc(25% - 9px);
    margin-left: 12px;
    padding: 20px 0 15px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_num .fldi_li .fldi_n span {
    font-size: 14px;
    height: 24px;
    line-height: 24px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_num .fldi_li .fldi_n span:first-child {
    font-size: 26px;
    height: 26px;
    line-height: 26px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_num .fldi_li em {
    font-size: 14px;
    height: 24px;
    line-height: 24px;
    margin-top: 4px;
  }

  .fld_video {
    padding: 30px 0;
  }

  .fld_video .fldv_ul {
    margin-top: 25px;
  }

  .fld_video .fldv_ul .fldv_txt i {
    width: 40px;
    height: 40px;
  }

  .fld_video .fldv_ul .fldv_txt p {
    font-size: 14px;
    line-height: 24px;
    margin-top: 8px;
  }

  .fld_video .fldv_ul .fldv_txt span {
    margin-top: 11px;
  }

  .fld_video .fldv_ul .swiper-button-prev,
  .fld_video .fldv_ul .swiper-button-next {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, .6);
    background-position: center;
    background-repeat: no-repeat;
    background-size: 40% auto;
    border-radius: 50%;
  }

  .fld_video .fldv_ul .swiper-button-prev {
    left: 0;
  }

  .fld_video .fldv_ul .swiper-button-next {
    right: 0;
  }

  .fld_news {
    padding: 30px 0;
  }

  .fld_news .fldn_content {
    margin-top: 20px;
  }

  .fld_news .fldn_content .fldn_left {
    width: 520px;
    min-width: 520px;
  }

  .fld_news .fldn_content .fldn_left a {
    width: calc(50% - 8px);
    margin-left: 16px;
  }

  .fld_news .fldn_content .fldn_left a .fldn_img {
    padding-bottom: 149px;
  }

  .fld_news .fldn_content .fldn_left a .fldn_txt {
    padding: 15px 10px 12px;
  }

  .fld_news .fldn_content .fldn_left a .fldn_txt p:first-child {
    font-size: 16px;
    height: 24px;
    line-height: 24px;
  }

  .fld_news .fldn_content .fldn_left a .fldn_txt p:nth-child(2) {
    margin-top: 7px;
    padding-top: 7px;
  }

  .fld_news .fldn_content .fldn_right {
    margin-left: 15px;
    width: calc(100% - 535px);
  }

  .fld_news .fldn_content .fldn_right a {
    padding: 15px 20px;
  }

  .fld_news .fldn_content .fldn_right a p:first-child {
    font-size: 16px;
    height: 24px;
    line-height: 24px;
    margin-bottom: 10px;
  }

  .fld_news .fldn_content .fldn_right a.n1 {
    padding: 20px 70px 25px 5px;
    background-size: 30px 30px;
    background-position: right 30px center;
  }

  .fld_news .fldn_content .fldn_right a.n1 .nc_date {
    width: 80px;
    min-width: 80px;
  }

  .fld_news .fldn_content .fldn_right a.n1 .nc_date span:first-child {
    font-size: 32px;
    height: 32px;
    line-height: 32px;
    margin-bottom: 5px;
  }

  .fld_news .fldn_content .fldn_right a.n1 .nc_pp {
    width: calc(100% - 80px);
  }
}

@media screen and (max-width:1023px) {
  .fld_banner {
    height: 450px;
  }

  .fld_banner .swiper-pagination-bullets {
    bottom: 12px !important;
  }

  .fld_product {
    padding: 20px 0;
  }

  .fld_product .fldp_left .fldpl_li {
    height: 50px;
  }

  .fld_product .fldp_right .fldpr_li {
    margin-top: 15px;
    border-radius: 0;
    width: calc(100%/3 - 10px);
    margin-left: 15px;
  }

  .fld_product .fldp_right .fldpr_li p {
    position: relative;
    bottom: 0;
    line-height: 40px;
    padding: 0 10px;
  }

  .fld_youshi {
    padding: 20px 0;
  }

  .fld_youshi .fldy_txt {
    font-size: 14px;
    line-height: 24px;
    margin-top: 15px;
  }

  .fld_youshi .fldy_ul {
    margin-top: 25px;
    padding: 0 0;
  }

  .fld_youshi .fldy_ul .fldy_li {
    padding: 8px 8px 12px;
  }

  .fld_youshi .fldy_ul .fldy_li i {
    height: 50px;
    margin-bottom: 12px;
  }

  .fld_youshi .fldy_ul .fldy_li p:first-of-type {
    font-size: 18px;
    height: 56px;
    line-height: 28px;
    margin-bottom: 8px;
  }

  .fld_case {
    padding: 20px 0;
  }

  .fld_case .fldc_ul {
    padding-top: 10px;
  }

  .fld_case .fldc_ul .fldc_txt {
    padding: 10px 8px;
  }

  .fld_case .fldc_ul .fldc_txt p:first-child {
    font-size: 18px;
    line-height: 26px;
    margin-bottom: 6px;
  }

  .fld_case .fldc_ul .swiper-scrollbar {
    margin-top: 15px;
  }

  .fld_info {
    padding: 30px 15px;
  }

  .fld_info .fldi_left {
    display: none;
  }

  .fld_info .fldi_right {
    width: 100%;
  }

  .fld_info .fldi_right .fldi_txt {
    width: 100%;
    padding: 0;
  }

  .fld_info .fldi_right .fldi_txt b {
    font-size: 18px;
    margin-bottom: 8px;
  }

  .fld_info .fldi_right .fldi_txt p {
    margin-top: 12px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_btn {
    margin-top: 18px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_num {
    margin-top: 20px;
    margin-left: 0;
    width: 100%;
  }

  .fld_info .fldi_right .fldi_txt .fldi_num .fldi_li {
    width: calc(25% - 6px);
    margin-left: 8px;
    padding: 15px 0 12px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_num .fldi_li .fldi_n span:first-child {
    font-size: 22px;
    height: 22px;
    line-height: 22px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_num .fldi_li em {
    font-size: 12px;
    height: 20px;
    line-height: 20px;
    margin-top: 3px;
  }

  .fld_video {
    padding: 20px 0;
  }

  .fld_video .fldv_ul {
    margin-top: 15px;
  }

  .fld_video .fldv_ul .fldv_txt i {
    width: 30px;
    height: 30px;
  }

  .fld_video .fldv_ul .fldv_txt p {
    margin-top: 6px;
  }

  .fld_video .fldv_ul .fldv_txt span {
    margin-top: 9px;
  }

  .fld_news {
    padding: 20px 0;
  }

  .fld_news .fldn_content {
    margin-top: 10px;
  }

  .fld_news .fldn_content .fldn_left {
    width: 100%;
    min-width: auto;
  }

  .fld_news .fldn_content .fldn_left a .fldn_img {
    padding-bottom: 160px;
  }

  .fld_news .fldn_content .fldn_left a .fldn_txt {
    padding: 12px 10px;
  }

  .fld_news .fldn_content .fldn_right {
    margin-left: 0;
    margin-top: 15px;
    width: 100%;
  }

  .fld_news .fldn_content .fldn_right a {
    padding: 12px 15px;
  }

  .fld_news .fldn_content .fldn_right a p:first-child {
    margin-bottom: 8px;
  }

  .fld_news .fldn_content .fldn_right a.n1 {
    padding: 15px 50px 18px 5px;
    background-size: 26px 26px;
    background-position: right 15px center;
  }

  .fld_news .fldn_content .fldn_right a.n1 .nc_date span:first-child {
    font-size: 26px;
    height: 26px;
    line-height: 26px;
  }
}

@media screen and (max-width:767px) {
  .fld_banner {
    height: 60vw;
  }

  .fld_product .fldp_left .fldpl_li {
    width: 50%;
    border-top: 1px solid #FFF;
    height: 46px;
  }

  .fld_product .fldp_left .fldpl_li.on,
  .fld_product .fldp_left .fldpl_li:hover {
    width: 50%;
  }

  .fld_product .fldp_right .fldpr_li {
    width: 100%;
    margin-left: 0;
    margin-top: 10px;
  }

  .fld_youshi .fldy_ul {
    margin-top: 0;
  }

  .fld_youshi .fldy_ul .fldy_li {
    width: 50%;
    margin-top: 30px;
    padding: 5px 8px 8px;
  }

  .fld_youshi .fldy_ul .fldy_li:nth-child(odd) {
    border-left: none;
  }

  .fld_youshi .fldy_ul .fldy_li i {
    height: 40px;
  }

  .fld_youshi .fldy_ul .fldy_li p {
    font-size: 13px;
    line-height: 20px;
  }

  .fld_youshi .fldy_ul .fldy_li p:first-of-type {
    height: 48px;
    line-height: 24px;
    margin-bottom: 5px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_num {
    margin-top: 5px;
  }

  .fld_info .fldi_right .fldi_txt .fldi_num .fldi_li {
    width: calc(50% - 5px);
    margin-left: 10px;
    margin-top: 10px;
    border: 1px solid #F2F2F2;
  }

  .fld_info .fldi_right .fldi_txt .fldi_num .fldi_li:nth-child(odd) {
    margin-left: 0;
  }

  .fld_news .fldn_content .fldn_left a {
    width: 100%;
    margin-left: 0;
    margin-top: 15px;
    height: auto;
  }

  .fld_news .fldn_content .fldn_left a .fldn_img {
    padding-bottom: 45%;
    padding-bottom: 0;
  }

}


/* 首页hero视频 */
.hero-wrapper {
  width: 100%;
  height: 100vh;
  overflow: hidden;
  position: relative;
}

.hero-video {
  width: 100%;
  height: 100%;
}

.hero-video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-content {
  position: absolute;
  content: "";
  background: rgba(0, 0, 0, .2);
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  padding: 0 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 30px;
  color: #ffffff;
  text-align: center;
}

.hero-main-title {
  font-size: 54px;
}

.hero-sub-title {
  font-size: 30px;
  font-weight: 500;
}

@media (max-width: 992px) {
  .hero-main-title {
    font-size: 42px;
  }

  .hero-sub-title {
    font-size: 26px;
  }
}

@media (max-width: 768px) {
  .hero-main-title {
    font-size: 30px;
  }

  .hero-sub-title {
    font-size: 22px;
  }
}