/* 通用 */
body {
  padding: 0;
}

.dth_wh {
  width: 96%;
  max-width: 1480px;
  display: block;
  margin: 0 auto;
}
.flex {
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
  flex-wrap: nowrap;
}
.flex::before,
.flex::after {
  display: none;
}

.fixed_ratio {
  position: relative;
  overflow: hidden;
  padding-top: calc(3 / 4 * 100%);
}
.fixed_ratio img {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.enlarge .imgs {
  overflow: hidden;
  position: relative;
}
.enlarge .imgs img {
  transform: scale(1);
  transition: 0.5s ease;
}
.enlarge:hover .imgs img {
  transform: scale(1.08);
}

@media (max-width: 1200px) {
  .dth_wh {
    width: 100%;
    padding: 0 15px;
  }
  /* .fp-enabled body,
  body {
    padding-top: 60px;
  } */
}
@media (max-width: 991px) {
  .fp-enabled body,
  body {
    padding-top: 60px;
  }
}
@media (max-width: 767px) {
  .fp-enabled body,
  body {
    padding-bottom: 50px;
  }
}
@media (max-width: 640px) {
  .dth_wh {
    padding: 0 12px;
  }
}

/* 插件整体样式修改 */
.slick-arrows {
  outline: none;
}

.swiper-button-prev,
.swiper-button-next {
  outline: none;
  display: flex;
  width: 24px;
  height: 44px;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

.swiper-button-prev::after,
.swiper-button-next::after {
  content: "";
  background: none;
  display: block;
  width: 16px;
  height: 16px;
  border: 2px solid #ffffff;
  border-color: transparent transparent #4d4d4d #4d4d4d;
  position: absolute;
  transform: rotate(45deg);
  -webkit-transform: rotate(45deg);
  /* left: 12px;
  top: 50%; */
  /* margin-top: -20px; */
  position: relative;
  left: 0;
  top: 0;
  margin: 0;
}

.swiper-button-prev:hover::after,
.swiper-button-next:hover::after {
  border-color: transparent transparent #ffffff #ffffff;
}

.swiper-button-next {
  transform: rotate(180deg);
  -webkit-transform: rotate(180deg);
}

.swiper-pagination {
  position: absolute;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  bottom: 5%;
  left: 0;
}

.swiper-pagination .swiper-pagination-bullet {
  outline: none;
  margin: 0 1em;
}

@media (max-width: 992px) {
  .swiper-button-prev,
  .swiper-button-next {
    display: none;
  }
}


/* 整体翻屏设置 */
.section {
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}


@media (max-width: 1600px) {
}
@media (max-width: 1200px) {
  .section,
  .fp-tableCell {
    height: auto!important;
  }
}
@media (max-width: 1024px) {
}
@media (max-width: 990px) {
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
}


/* 头部 */
header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 95;
  background-color: rgba(0, 0, 0, 0.26);
  /* box-shadow: 0px 0px 10px 0px rgba(0, 0, 0, 0.1); */
  border-bottom: 1px solid rgba(255, 255, 255, 0.24);
}
header .dth_wh {
  align-items: center;
}
.logo {
  width: 15%;
}
.logo a {
  display: block;
}
.logo img {
  display: block;
  max-width: 100%;
  max-height: 80px;
  object-fit: contain;
}
.head_tel {
  font-family: Arial;
  font-size: 20px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #ffffff;
  margin-left: 5%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}
.head_tel img {
  width: 1.1em;
  height: auto;
  margin-right: 0.6em;
  display: block;
}

/* 导航 */
nav {
  margin-left: 5%;
  flex-grow: 1;
}
.x-menu {
  width: 100%;
  justify-content: flex-end;
}

.x-menu > li {
  position: relative;
  /* margin-right: 72px; */
  margin-right: 7.6%;
}
.x-menu > li:last-child {
  margin-right: 0;
}

.x-menu > li > a {
  display: block;
  font-size: 17px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 94px;
  letter-spacing: 0px;
  color: #ffffff;
}

.x-menu > li:hover > a,
.x-menu > li.active > a {
  color: #bf1920;
}

.x-menu > li:hover > a {
}
.x-menu > li.active > a {
}

.x-sub-menu {
  position: absolute;
  left: 50%;
  top: 100%;
  min-width: 100%;
  width: 150px;
  transform: translateX(-50%);
  background-color: #ffffff;
  box-shadow: 0 0 5px 0 rgba(0, 0, 0, 0.1);
  display: none;
}

.x-sub-menu > li > a {
  display: block;
  text-align: center;
  font-size: 14px;
  color: #333;
  line-height: 1.5;
  padding: 0.5em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.x-sub-menu > li:hover > a {
  background: #bf1920;
  color: #ffffff;
}

.x-menu > li .x-sub-menux {
  display: none;
}
.x-menu > li .x-sub-menux li {
  position: relative;
}
.x-menu > li .x-sub-menux li a {
  display: block;
}
.x-menu > li .x-sub-menu li:hover .x-sub-menux {
}
.x-menu > li .x-sub-menux li:hover a {
}

@media (max-width: 1540px) {
}
@media (max-width: 1400px) {
  .logo {
    width: 12%;
  }
  .x-menu > li {
    margin-right: 7%;
  }
  .x-menu > li > a {
    font-size: 17px;
  }
  .head_tel {
    font-size: 18px;
  }
}
@media (max-width: 1300px) {
  .x-menu > li {
    margin-right: 6%;
  }
}
@media (max-width: 1200px) {
  .logo img {
    max-height: 64px;
  }
  .x-menu > li {
    margin-right: 6.5%;
  }
  .x-menu > li > a {
    line-height: 80px;
  }
  .head_tel {
    display: none;
  }
}
@media (max-width: 990px) {
  header {
    display: none;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
}

/* banner */
#banner {
  position: relative;
}
#banner li {
}
#banner li a {
  display: block;
}
#banner li .imgs {
  display: block;
}
#banner li .imgs img {
  width: 100%;
  min-height: 240px;
  object-fit: cover;
}
#banner .hi {
  display: none;
}
.banner_video {
  display: block;
  width: 100%;
  height: auto;
  position: relative;
  padding-top: calc(960 / 1920 * 100%);
}
.banner_video video {
  display: block;
  object-position: center;
  object-fit: cover;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}

#banner .swiper-button-prev,
#banner .swiper-button-next {
  width: 50px;
  height: 65px;
  background-color: rgba(255, 255, 255, 0.5);
}

#banner .swiper-button-prev {
  left: 0;
}

#banner .swiper-button-next {
  right: 0;
}

#banner .swiper-button-prev:hover,
#banner .swiper-button-next:hover {
  background-color: #ff4500;
}

/* #banner .swiper-button-prev::after,
#banner .swiper-button-next::after {
  width: 16px;
  height: 16px;
  border-color: transparent transparent #4d4d4d #4d4d4d;
  position: relative;
  left: 0;
  top: 0;
  margin: 0;
}

#banner .swiper-button-prev:hover::after,
#banner .swiper-button-next:hover::after {
  border-color: transparent transparent #ffffff #ffffff;
} */

#banner .swiper-pagination {
  bottom: 7%;
}

#banner .swiper-pagination-bullet {
  width: 12px;
  height: 12px;
  border: solid 1px #ffffff;
  background-color: transparent;
  margin: 0 10px;
  opacity: 1;
}

#banner .swiper-pagination-bullet:hover,
#banner .swiper-pagination-bullet.swiper-pagination-bullet-active {
  background-color: #ffffff;
}

/* @media (min-width: 1201px) {
  #banner li .imgs img,
  .banner_video {
    height: 100vh;
    padding-top: 0;
    min-height: auto;
  }
} */
@media (max-width: 1540px) {
}
@media (max-width: 1400px) {
}
@media (max-width: 1200px) {
  #banner li .imgs img {
    min-height: 220px;
  }
}
@media (max-width: 990px) {
  #banner li .imgs img {
    min-height: 200px;
  }
  #banner .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
  #banner li .imgs img {
    min-height: 180px;
  }
  #banner .swiper-pagination-bullet {
    width: 8px;
    height: 8px;
    margin: 0 5px;
  }
}

/* 相同标题 */
.titles {}
.titles h2 {
  font-size: 44px;
  font-weight: bold;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #222222;
}
.titles h3 {
  font-size: 30px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #222222;
  margin-top: 0.02em;
}


@media (max-width: 1540px) {
  .titles h2 {
    font-size: 2.85vw;
  }
  .titles h3 {
    font-size: 1.95vw;
  }
}
@media (max-width: 1400px) {
}
@media (max-width: 1200px) {
  .titles h2 {
    font-size: 32px;
  }
  .titles h3 {
    font-size: 22px;
  }
}
@media (max-width: 990px) {
  .titles h2 {
    font-size: 28px;
  }
  .titles h3 {
    font-size: 19px;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
  .titles h2 {
    font-size: 24px;
  }
  .titles h3 {
    font-size: 16px;
  }
}

/* 关于我们 */
.about {
  padding: 96px 0 85px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}
.about_top {
  justify-content: space-between;
  align-items: unset;
}
.about_imgs {
  width: 50%;
}
.about_imgs img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.about_text {
  width: 43.2%;
  margin: auto 0;
}
.about_text .titles h2 {
  color: #bf1920;
}
.about_wz {
  font-size: 17px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.9;
  letter-spacing: 0px;
  color: #666666;
  text-align: justify;
  margin-top: 1.5em;
}
.about_text_bt {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 10%;
}
.mores {
  flex-shrink: 0;
}
.mores a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 11.9em;
  background-color: #bf1920;
  box-shadow: 5px 9px 10px 0px rgba(0, 174, 238, 0.16);
  border-radius: 2em;
  font-size: 16px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 3.5;
  letter-spacing: 0px;
  color: #ffffff;
  transition: 0.3s ease;
}
.mores a:hover {
  background-color: #bf1920;
}
.mores a::after {
  content: "";
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  background-image: url(../images/mores.png);
  width: 1.5em;
  height: 1.5em;
  margin-left: 1em;
}
.about_text_bt img {
  display: block;
  margin-left: 5%;
  max-width: 30%;
}

.about_uls {
  margin-top: 5.4%;
}
.about_uls ul {
  justify-content: space-between;
  align-items: unset;
}
.about_uls li {
  width: 22.7%;
}
.about_uls li a {
  align-items: center;
  justify-content: flex-start;
  background-color: #eff4f8;
  border: solid 1px #e3e9ee;
  padding: 6.5% 9%;
  height: 100%;
}
.about_uls li:hover a {
  background-color: #bf1920;
  border-color: #bf1920;
  box-shadow: 10px 17px 20px 0px rgba(0, 174, 238, 0.12);
}
.about_uls li .imgs {
  /* width: 88px; */
  width: 32%;
  background-color: #bf1920;
  border-radius: 50%;
  margin-right: 7.2%;
}
.about_uls li:hover .imgs {
  background-color: #ffffff;
}
.about_uls li .imgs .fixed_ratio {
  padding-top: 100%;
}
.about_uls li .imgs img {
  display: block;
  z-index: 10;
}
.about_uls li .imgs img:first-child {}
.about_uls li .imgs img:last-child {
  visibility: hidden;
  opacity: 0;
  z-index: 1;
}
.about_uls li:hover .imgs img:first-child {
  visibility: hidden;
  opacity: 0;
  z-index: 1;
}
.about_uls li:hover .imgs img:last-child {
  visibility: visible;
  opacity: 1;
  z-index: 10;
}
.about_uls li .text {
  flex-grow: 1;
  overflow: hidden;
}
.about_uls li .text h4 {
  font-size: 24px;
  font-weight: bold;
  font-stretch: normal;
  line-height: 1;
  letter-spacing: 0px;
  color: #333333;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.about_uls li:hover .text h4 {
  color: #ffffff;
}
.about_uls li .text p {
  font-family: Arial;
  font-size: 16px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #666666;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-top: 0.35em;
}
.about_uls li:hover .text p {
  color: #ffffff;
}


.about_uls li .imgs,
.about_uls li .imgs img,
.about_uls li .text h4,
.about_uls li .text p,
.about_uls li a {
  transition: 0.3s ease;
}

@media (max-width: 1540px) {
  .about {
    padding: 6.2% 0 5.5%;
  }
  .about_uls li .text h4 {
    font-size: 22px;
  }
}
@media (max-width: 1400px) {
  .about_wz {
    font-size: 16px;
  }
  .mores a {
    font-size: 15px;
  }
  .about_uls li .text h4 {
    font-size: 20px;
  }
  .about_uls li .text p {
    font-size: 15px;
  }
}
@media (max-width: 1200px) {
  .about {
    padding: 50px 0 50px;
  }
  .about_wz {
    font-size: 15px;
    margin-top: 20px;
  }
  .mores a {
    font-size: 14px;
  }
  .about_uls {
    margin-top: 42px;
  }
  .about_uls li a {
    padding: 15px;
  }
  .about_uls li .imgs {
    width: 60px;
  }
  .about_uls li .text h4 {
    font-size: 18px;
  }
  .about_uls li .text p {
    font-size: 14px;
  }
  .about_text_bt {
    margin-top: 36px;
  }
}
@media (max-width: 990px) {
  .about {
    padding: 30px 0 36px;
  }
  .about_top {
    flex-flow: column;
  }
  .about_imgs {
    width: 100%;
  }
  .about_text {
    width: 100%;
    margin-top: 20px;
  }
  .about_wz {
    margin-top: 15px;
  }
  .mores a {
    font-size: 13px;
    width: 11.5em;
  }
  .about_text_bt {
    margin-top: 24px;
  }
  .about_text_bt img {
    max-height: 45px;
  }
  .about_uls {
    margin-top: 36px;
  }
  .about_uls ul {
    flex-wrap: wrap;
  }
  .about_uls li {
    width: 48%;
  }
  .about_uls li:nth-child(n+3) {
    margin-top: 20px;
  }
  .about_uls li .imgs {
    margin-right: 20px;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
  .about {
    padding: 20px 0 30px;
  }
  .about_text {
    margin-top: 15px;
  }
  .about_wz {
    font-size: 14px;
    margin-top: 10px;
  }
  .about_text_bt {
    margin-top: 20px;
  }
  .mores a {
    font-size: 12px;
  }
  .about_uls {
    margin-top: 24px;
  }
  .about_uls li:nth-child(n+3) {
    margin-top: 4%;
  }
  .about_uls li a {
    flex-flow: column;
  }
  .about_uls li .imgs {
    margin: 0 auto;
  }
  .about_uls li .text {
    width: 100%;
    text-align: center;
    margin-top: 12px;
  }
}

/* 产品中心 */
.product {
  padding: 64px 0 110px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  background-color: #eff4f8;
}

.product_cont {
  position: relative;
  margin-top: 3.2%;
}
.product_cont .swiper_prev,
.product_cont .swiper_next {
  display: block;
  width: 40px;
  height: 40px;
  position: absolute;
  top: 50%;
  margin-top: -20px;
  background-color: #595757;
  z-index: 50;
  border-radius: 50%;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}
.product_cont .swiper_prev {
  background-image: url(../images/product_prev.png);
  left: -80px;
}
.product_cont .swiper_next {
  background-image: url(../images/product_next.png);
  right: -80px;
}
.product_cont .swiper_prev:hover,
.product_cont .swiper_next:hover {
  background-color: #bf1920;
}
.product_cont li {}
.product_cont li a {
  display: block;
  padding: 2.84%;
  background-color: #ffffff;
  border: solid 1px #c9c9c9;
}
.product_cont li .imgs {
  padding-top: calc(254 / 330 * 100%);
}
.product_cont li .text {
  text-align: center;
  padding: 8.8% 6.6% 4.5%;
}
.product_cont li .text h4 {
  font-size: 20px;
  font-weight: bold;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #333333;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: 0.3s ease;
}
.product_cont li:hover .text h4 {
  color: #bf1920;
}
.product_cont li .text .sums {
  text-align: justify;
  text-align-last: center;
  font-size: 15px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.6;
  letter-spacing: 0px;
  color: #888888;
  overflow : hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  height: 3.2em;
  margin-top: 0.67em;
}
.product_cont li .text .mrs {
  font-size: 14px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 2.14;
  letter-spacing: 0px;
  color: #ffffff;
  margin: 1.28em auto 0;
  width: 8.4em;
  background-color: #c9c9c9;
  border-radius: 8px;
  display: block;
  transition: 0.3s ease;
}
.product_cont li:hover .text .mrs {
  background-color: #bf1920;
}


@media (max-width: 1660px) {
  .product {
    padding-bottom: 6.6%;
  }
  .product_cont .swiper_prev {
    left: 10px;
  }  
  .product_cont .swiper_next {
    right: 10px;
  }
}
@media (max-width: 1540px) {
  .product {
    padding: 4.2% 0 6%;
  }
}
@media (max-width: 1400px) {
  .product_cont li .text {
    padding: 7% 4% 4.5%;
  }
  .product_cont li .text h4 {
    font-size: 18px;
  }
  .product_cont li .text .sums {
    font-size: 14px;
    margin-top: 0.4em;
  }
  .product_cont li .text .mrs {
    font-size: 13px;
    margin-top: 1em;
  }
}
@media (max-width: 1200px) {
  .product {
    padding: 42px 0 50px;
  }
  .product_cont {
    margin-top: 26px;
  }
  .product_cont .swiper_prev, 
  .product_cont .swiper_next {
    width: 36px;
    height: 36px;
  }
  .product_cont li .text {
    padding: 15px 10px 12px;
  }
}
@media (max-width: 990px) {
  .product_cont {
    margin-top: 20px;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
  .product {
    padding: 32px 0 30px;
  }
  .product_cont {
    margin-top: 15px;
  }
  .product_cont .swiper_prev, 
  .product_cont .swiper_next {
    width: 32px;
    height: 32px;
  }
}

/* 技术实力 */
.technology {
  padding: 74px 0 110px;
  overflow: hidden;
}
.technology_top {
  justify-content: space-between;
  align-items: center;
}
.mores2 {}
.mores2 a {
  display: block;
  font-size: 15px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 2.92;
  letter-spacing: 0px;
  color: #888888;
  background-color: #ffffff;
  border: solid 1px #eeeeee;
  width: 9.2em;
  text-align: center;
  transition: 0.3s ease;
}
.mores2 a:hover {
  background-color: #bf1920;
  color: #ffffff;
}
.mores2 a span {
  font-family: FangSong, 仿宋;
  margin-left: 1em;
}
.technology_a {}

.technology_bot {
  margin-top: 2.84%;
  align-items: unset;
}
.technology_imgs {
  width: 69.5%;
  flex-grow: 1;
  position: relative;
  z-index: 1;
}
.technology_imgs .imgs {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  padding: 0;
  z-index: -1;
  opacity: 0;
  visibility: hidden;
  transition: 0.5s ease;
}
.technology_imgs .imgs.curs  {
  position: relative;
  z-index: 10;
  opacity: 1;
  visibility: visible;
}
.technology_uls {
  width: 450px;
  flex-shrink: 0;
  background-color: #eff4f8;
  position: relative;
  z-index: 10;
}
.technology_uls ul {
  flex-flow: column;
}
.technology_uls li {
  width: 100%;
  height: 200px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  display: flex;
  align-items: center;
  justify-content: flex-end;
}
.technology_uls li:last-child {
  border-bottom: none;
}
.technology_uls li a {
  display: flex;
  width: 100%;
  height: 100%;
  flex-flow: column;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 0 15%;
  border-radius: 0px 0px 0px 40px;
  overflow: hidden;
}
.technology_uls li.curs a {
  width: 134%;
  background-color: #bf1920;
}
.technology_uls li .text_top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}
.technology_uls li .text_top .tis {
  flex-grow: 1;
  margin-right: 20px;
  overflow: hidden;
}
.technology_uls li .text_top .tis h4 {
  font-size: 30px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #222222;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.technology_uls li.curs .text_top .tis h4 {
  color: #ffffff;
}
.technology_uls li .text_top .tis h5 {
  font-family: Arial;
  font-size: 18px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #666666;
  margin-top: 0.1em;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.technology_uls li.curs .text_top .tis h5 {
  color: #ffffff;
}
.technology_uls li .text_top .img {
  display: block;
  height: 70px;
  width: auto;
  flex-shrink: 0;
  max-width: 90px;
  position: relative;
}
.technology_uls li .text_top .img img {
  display: block;
  width: auto;
  height: 100%;
  object-fit: contain;
  z-index: 5;
}
.technology_uls li .text_top .img img:nth-child(2) {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  visibility: hidden;
  opacity: 0;
  z-index: 1;
}
.technology_uls li.curs .text_top .img img:nth-child(1) {
  visibility: hidden;
  opacity: 0;
  z-index: 1;
}
.technology_uls li.curs .text_top .img img:nth-child(2) {
  visibility: visible;
  opacity: 1;
  z-index: 5;
}
.technology_uls li .sums {
  display: block;
  text-align: justify;
  font-size: 18px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #ffffff;
  overflow : hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  height: 0;
  margin-top: 0;
  width: 100%;
  opacity: 0;
}
.technology_uls li.curs .sums {
  margin-top: 0.9em;
  height: 1.5em;
  opacity: 1;
}


.technology_uls li a,
.technology_uls li .text_top .tis h4,
.technology_uls li .text_top .tis h5,
.technology_uls li .sums,
.technology_uls li .text_top .img img {
  transition: 0.5s all;
}

@media (max-width: 1540px) {
  .technology {
    padding: 4.8% 0 7%;
  }
  .technology_uls {
    width: 29.2vw;
  }
  .technology_uls li {
    height: 13vw;
  }
  .technology_uls li a {
    border-radius: 0px 0px 0px 2.6vw;
  }
  .technology_uls li .text_top .tis h4 {
    font-size: 1.95vw;
  }
  .technology_uls li .text_top .tis h5 {
    font-size: 1.17vw;
  }
  .technology_uls li .sums {
    font-size: 1.17vw;
  }
  .technology_uls li .text_top .img {
    height: 4.5vw;
  }
}
@media (max-width: 1400px) {
  .mores2 a {
    font-size: 14px;
  }
}
@media (max-width: 1200px) {
  .technology {
    padding: 42px 0 50px;
  }
  .technology_bot {
    margin-top: 30px;
  }
  .technology_uls {
    width: 350px;
  }
  .technology_uls li {
    height: 150px;
  }
  .technology_uls li a {
    border-radius: 0px 0px 0px 30px;
  }
  .technology_uls li .text_top .img {
    height: 54px;
  }
  .technology_uls li .text_top .tis h4 {
    font-size: 22px;
  }
  .technology_uls li .text_top .tis h5 {
    font-size: 14px;
  }
  .technology_uls li .sums {
    font-size: 14px;
  }
  .mores2 a {
    font-size: 13px;
  }
}
@media (max-width: 990px) {
  .technology {
    padding: 36px 0 40px;
  }
  .technology_bot {
    flex-flow: column;
    margin-top: 24px;
  }
  .technology_imgs {
    width: 100%;
  }
  .technology_imgs .imgs {
    height: auto;
    padding-top: calc(600 / 1028 * 100%);
  }
  .technology_uls {
    width: 100%;
  }
  .technology_uls li {
    height: auto;
  }
  .technology_uls li:nth-child(n+1) a,
  .technology_uls li.curs a {
    width: 100%;
    border-radius: 0;
    padding: 20px;
  }
  .technology_uls li:nth-child(n+1) .sums {
    margin: 0;
    margin-top: 5px;
    opacity: 1;
    visibility: visible;
    height: auto;
  }
  .technology_uls li .sums {
    color: #999999;
    -webkit-line-clamp: 3;
  }
  .technology_uls li:nth-child(n+1).curs .sums {
    color: #ffffff;
  }
  .technology_uls li .text_top .img {
    height: 50px;
  }
  .mores2 a {
    font-size: 12px;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
  .technology {
    padding: 32px 0 30px;
  }
  .technology_bot {
    margin-top: 20px;
  }
  .technology_uls li:nth-child(n+1) a {
    padding: 15px;
  }
  .technology_uls li .text_top .img {
    height: 45px;
  }
  .technology_uls li .text_top .tis h4 {
    font-size: 18px;
  }
  .technology_uls li .text_top .tis h5 {
    font-size: 12px;
  }
  .technology_uls li:nth-child(n+1) .sums {
    margin-top: 8px;
  }
  .mores2 a {
    font-size: 11px;
    width: 8.5em;
    line-height: 2.8;
  }
}

/* 新闻资讯 */
.news {
  background-color: #eff4f8;
  padding: 70px 0 80px;
}
.news_top {
  justify-content: space-between;
  align-items: center;
}
.news_top .titles {
  width: 36%;
}
.news_lis {
  width: 60%;
}
.news_lis ul {
  justify-content: flex-end;
  align-items: center;
}
.news_lis li {
  margin-right: 4.2%;
}
.news_lis li:last-child {
  margin-right: 0;
}
.news_lis li a {
  display: block;
  font-size: 18px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #666666;
  padding-left: 1em;
  position: relative;
  transition: 0.3s ease;
}
.news_lis li a::before {
  content: "";
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #bf1920;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  visibility: hidden;
  opacity: 0;
  transition: 0.3s ease;
}
.news_lis li:hover a {
  color: #bf1920;
}
.news_lis li:hover a::before {
  visibility: visible;
  opacity: 1;
}
.news_lis li a span {
  display: block;
}

.news_bot {
  margin-top: 3.1%;
}
.news_bot_up {
  position: relative;
}
.news_bot_up li {}
.news_bot_up li .cont {
  justify-content: space-between;
  align-items: unset;
  background-color: #ffffff;
}
.news_bot_up li .cont .imgs {
  width: 48.8%;
}
.news_bot_up .imgs .fixed_ratio {
  padding-top: calc(454 / 722 * 100%);
  height: 100%;
}
.news_bot_up .text {
  width: 51.2%;
  padding: 3.5% 4% 3.8% 4.8%;
}
.news_bot_up .text h4 {
  font-size: 24px;
  font-weight: bold;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #333333;
  display: block;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
  transition: 0.3s ease;
}
.news_bot_up li:hover .text h4 {
  color: #bf1920;
}
.news_bot_up .text .sums {
  margin-top: 1.6%;
  font-size: 16px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.75;
  letter-spacing: 0px;
  color: #888888;
  overflow : hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  text-align: justify;
}
.news_bot_up .text .tims {
  font-family: Arial;
  font-size: 16px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #999999;
  margin-top: 4.5%;
}
.news_bot_up .text a {
  display: block;
  font-size: 14px;
  font-weight: normal;
  font-stretch: normal;
  letter-spacing: 0px;
  color: #ffffff;
  background-color: #bf1920;
  width: 10em;
  line-height: 3.1;
  text-align: center;
  margin-top: 7.5%;
}
.news_bot_up .text a:hover {
  background-color: #bf1920a5;
}
.news_bot_up .swiper-pagination {
  left: 53%;
  width: 42%;
  bottom: 10.35%;
  justify-content: flex-start;
}
.news_bot_up .swiper-pagination .swiper-pagination-bullet {
  width: 10px;
  height: 10px;
  background-color: #000000;
  opacity: 0.14;
  margin: 0 9px;
}
.news_bot_up .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
  background-color: #bf1920;
  opacity: 1;
}

.news_bot_rec {
  margin-top: 27px;
}
.news_bot_rec ul {
  justify-content: space-between;
}
.news_bot_rec li {
  width: 32.3%;
}
.news_bot_rec li a {
  display: block;
  background-color: #ffffff;
  padding: 6.2% 7.5%;
}
.news_bot_rec li:hover a {
}
.news_bot_rec li h4 {
  font-size: 20px;
  font-weight: bold;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #333333;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.news_bot_rec li:hover h4 {
  color: #bf1920;
}
.news_bot_rec li .sums {
  font-size: 16px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.75;
  letter-spacing: 0px;
  color: #888888;
  overflow : hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  text-align: justify;
  height: 3.5em;
  margin-top: 3.5%;
}
.news_bot_rec li .tims {
  font-family: Arial;
  font-size: 16px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #999999;
  margin-top: 6%;
}

@media (max-width: 1540px) {
  .news {
    background-color: #eff4f8;
    padding: 4.5% 0 5.2%;
  } 
}
@media (max-width: 1400px) {
  .news_lis li a {
    font-size: 17px;
  }
  .news_bot_up .text h4 {
    font-size: 22px;
  }
  .news_bot_up .text .sums {
    font-size: 15px;
  }
  .news_bot_up .text .tims {
    font-size: 15px;
  }
  .news_bot_up .text a {
    font-size: 13px;
  }
  .news_bot_rec li .sums {
    font-size: 15px;
  }
  .news_bot_rec li .tims {
    font-size: 15px;
  }
}
@media (max-width: 1200px) {
  .news {
    background-color: #eff4f8;
    padding: 45px 0 50px;
  } 
  .news_lis li a {
  }
  .news_bot {
    margin-top: 28px;
  }
  .news_bot_up .text h4 {
    font-size: 20px;
  }
  .news_bot_up .text .tims {
    font-size: 14px;
  }
  .news_bot_up .text a {
    font-size: 12px;
    margin-top: 24px;
  }
  .news_bot_rec li h4 {
    font-size: 18px;
  }
  .news_bot_rec li .tims {
    font-size: 14px;
    margin-top: 12px;
  }
  .news_bot_up .swiper-pagination {
    bottom: 8%;
  }
  .news_bot_up .swiper-pagination .swiper-pagination-bullet {
    margin: 0 8px;
  }
}
@media (max-width: 990px) {
  .news {
    padding: 36px 0 30px;
  }
  .news_top {
    flex-flow: column;
    align-items: center;
    justify-content: flex-start;
    text-align: center;
  }
  .news_top .titles {
    width: 100%;
  }
  .news_lis {
    width: 100%;
    margin-top: 15px;
  }
  .news_lis ul {
    justify-content: center;
  }
  .news_lis li a {
    font-size: 16px;
  }
  .news_bot_up li .cont {
    flex-flow: column;
  }
  .news_bot_up li .cont .imgs {
    width: 100%;
  }
  .news_bot_up .text {
    width: 100%;
    padding: 20px;
  }
  .news_bot_up .text .tims {
    margin-top: 20px;
  }
  .news_bot_up .text .sums {
    height: 3.5em;
    -webkit-line-clamp: 2;
  }
  .news_bot_up .swiper-pagination {
    width: 100%;
    left: 0;
    bottom: 20px;
    justify-content: flex-end;
    padding: 0 10px;
  }
  .news_bot_rec ul {
    flex-flow: column;
  }
  .news_bot_rec li {
    width: 100%;
  }
  .news_bot_rec li:nth-child(n+2) {
    margin-top: 20px;
  }
  .news_bot_rec li a {
    padding: 15px;
  }
  .news_bot_rec li .sums  {
    margin-top: 12px;
    height: auto;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
  .news {
    padding: 32px 0 30px;
  }
  .news_lis {
    margin-top: 10px;
  }
  .news_bot {
    margin-top: 24px;
  }
  .news_bot_up .text {
    padding: 15px;
  }
  .news_bot_up .text .sums {
    font-size: 14px;
  }
  .news_bot_up .text .tims {
    margin-top: 10px;
    font-size: 13px;
  }
  .news_bot_up .text a {
    margin-top: 12px;
    line-height: 2.8;
    width: 9em;
  }
  .news_bot_up .swiper-pagination .swiper-pagination-bullet {
    width: 8px;
    height: 8px;
    margin: 0 7px;
  }
  .news_bot_up .text h4 {
    font-size: 18px;
  }
  .news_bot_rec {
    margin-top: 20px;
  }
  .news_bot_rec li .sums {
    font-size: 14px;
    margin-top: 10px;
  }
  .news_bot_rec li .tims {
    font-size: 13px;
  }
}

/* 合作伙伴 */
.partners {
  padding: 60px 0 95px;
  position: relative;
  overflow: hidden;
}
.partners_back {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 60%;
  opacity: 0.3;
}
.partners_top {
  align-items: center;
  justify-content: space-between;
}

.partners_bot {
  margin-top: 2.36%;
}
.partners_bot li a {
  display: block;
  padding-top: calc(112 / 232 * 100%);
  border: solid 2px #eeeeee;
  background-color: #ffffff;
}
.partners_bot li:hover a {
  border-color: #afdbeb;
}
.partners_bot li a img {
  object-fit: contain;
}

.partners_bot .swiper-pagination {
  position: static;
  margin-top: 3.2%;
}
.partners_bot .swiper-pagination .swiper-pagination-bullet {
  width: 20px;
  height: 5px;
  background-color: #d5d5d5;
  border-radius: 3px;
  opacity: 1;
  margin: 0 7px;
}
.partners_bot .swiper-pagination .swiper-pagination-bullet:hover {
  background-color: #bf1920;
}
.partners_bot .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
  background-color: #bf1920;
  width: 48px;
}


@media (max-width: 1540px) {
  .partners {
    padding: 3.8% 0 6%;
  }
}
@media (max-width: 1400px) {
  .partners_bot {
    margin-top: 30px;
  }
}
@media (max-width: 1200px) {
  .partners {
    padding: 36px 0 50px;
  }
  .partners_bot .swiper-pagination {
    margin-top: 36px;
  }
}
@media (max-width: 990px) {
  .partners_bot {
    margin-top: 24px;
  }
  .partners_bot .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
    width: 36px;
  }
  .partners_bot .swiper-pagination .swiper-pagination-bullet {
    width: 16px;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
  .partners {
    padding: 32px 0 36px;
  }
  .partners_bot {
    margin-top: 20px;
  }
  .partners_bot .swiper-pagination {
    margin-top: 24px;
  }
  .partners_bot .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
    width: 32px;
  }
  .partners_bot .swiper-pagination .swiper-pagination-bullet {
    width: 14px;
  }
}

/* 底部 */
footer {
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}
footer a {
  font-size: inherit;
  color: inherit;
  line-height: inherit;
}
footer a:hover {
  color: #ffffff;
}
.layout {
  padding: 60px 0 32px;
}
.layout .dth_wh {}
.layout_logo {
  width: 14%;
}
.layout_logo a {
  display: block;
}
.layout_logo img {
  display: block;
  max-width: 80%;
}
.layout_tit {
  margin: 0;
  display: block;
  font-size: 18px;
  font-weight: bold;
  font-stretch: normal;
  line-height: 1.5;
  letter-spacing: 0px;
  color: #ffffff;
  margin-bottom: 1em;
}
.layout_nav {
  margin-left: 4.2%;
  width: 24.2%;
}
.layout_nav .fot_nav {
  justify-content: space-between;
  flex-wrap: wrap;
  max-width: 340px;
}
.layout_nav .fot_nav>li {
  width: 47%;
}
.layout_nav .fot_nav>li>a {
  display: block;
  font-size: 17px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 2.6;
  letter-spacing: 0px;
  color: rgba(255, 255, 255, 0.7);
}
.layout_nav .fot_nav>li:hover>a {
  color: #ffffff;
}
.layout_nav .fot_nav .x-nav-menu {
  display: none;
}
.layout_contact {
  width: 23.2%;
  margin-left: 5%;
}
.layout_contact_wz {
  font-size: 16px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 2;
  letter-spacing: 0px;
  color: rgba(255, 255, 255, 0.7);
}
.layout_ewm {
  margin-left: 5%;
  flex-grow: 1;
  justify-content: space-between;
  overflow: hidden;
}
.layout_ewm_img {
  width: 136px;
  position: relative;
}
.layout_ewm_img p {
  display: none;
}
.layout_ewm_img .imgs {
  position: absolute;
  top: 0;
  left: 0;
  visibility: hidden;
  opacity: 0;
  background-color: #ffffff;
  border-radius: 2px;
  padding: 7.35%;
}
.layout_ewm_img .imgs.cur {
  position: relative;
  visibility: visible;
  opacity: 1;
}
.layout_ewm_img .imgs img {
  display: block;
  width: 100%;
}
.layout_ewm_img .imgs::after {
  content: "";
  display: block;
  width: 0;
  height: 0;
  top: 16%;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 10px solid #ffffff;
  position: absolute;
  left: 100%;
}
.layout_ewm_img .imgs:nth-child(2):after {
  top: 64%;
}
.layout_ewm_ul {
  width: 170px;
  margin-left: 20px;
}
.layout_ewm_ul li {}
.layout_ewm_ul li:nth-child(n+2) {
  margin-top: 12%;
}
.layout_ewm_ul li a {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  background-color: rgba(255, 255, 255, 0.24);
  border-radius: 1.7em;
  line-height: 3.3;
  text-align: center;
  color: #ffffff;
}
.layout_ewm_ul li.cur a {
  background-color: #ffffff;
  color: #333333;
}
.layout_ewm_ul li .img {
  width: auto;
  height: calc(20 / 15 * 1em);
  margin-right: 0.85em;
}
.layout_ewm_ul li .img img {
  display: block;
  height: 100%;
  width: auto;
}
.layout_ewm_ul li .img img:last-child {
  display: none;
}
.layout_ewm_ul li.cur .img img:first-child {
  display: none;
}
.layout_ewm_ul li.cur .img img:last-child {
  display: block;
}

.ft_link {
  font-size: 15px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 2;
  letter-spacing: 0px;
  color: rgba(255, 255, 255, 0.3);
  padding: 1.5em 0;
}
.ft_link a:hover {}

.feet {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 14px;
  font-weight: normal;
  font-stretch: normal;
  line-height: 2;
  letter-spacing: 0px;
  color: rgba(255, 255, 255, 0.4);
  text-align: center;
  padding: 2em 0 1.6em;
}
.feet .dth_wh {
  flex-wrap: wrap;
  justify-content: center;
}
.feet .dth_wh>div {
  margin: 0 0.2em;
}
.clearboth {
  display: block;
  width: 100%;
  clear: both;
}

@media (max-width: 1540px) {
  .layout {
    padding: 3.9% 0 2%;
  }
  .layout_nav .fot_nav>li>a {
    font-size: 16px;
  }
  .layout_ewm_img {
    width: 130px;
  }
  .layout_ewm_ul {
    width: 160px;
  }
  .ft_link {
    font-size: 14px;
  }
  .feet {
    font-size: 13px;
  }
}
@media (max-width: 1400px) {
  .layout_logo {
    width: 12%;
  }
  .layout_tit {
    font-size: 17px;
  }
  .layout_nav .fot_nav>li>a {
    font-size: 15px;
  }
  .layout_contact {
    width: 28%;
  }
  .layout_contact_wz {
    font-size: 15px;
  }
  .layout_ewm_img {
    width: 120px;
  }
  .layout_ewm_ul {
    width: 140px;
  }
  .layout_ewm_ul li a {
    font-size: 14px;
  }
  .ft_link {
    padding: 1.2em 0;
  }
  .feet {
    font-size: 12px;
  }
}
@media (max-width: 1200px) {
  #toolbar {
    display: none;
  }
  .layout {
    padding: 36px 0 24px;
  }
  .layout_logo {
    width: 10%;
  }
  .layout_tit {
    margin-bottom: 0.8em;
  }
  .layout_nav .fot_nav>li>a {
    font-size: 14px;
    line-height: 2.4;
  }
  .layout_contact_wz {
    font-size: 14px;
  }
  .layout_ewm_ul li a {
    font-size: 13px;
    line-height: 3;
  }
  .layout_ewm_img .imgs::after {
    border-top-width: 8px;
    border-bottom-width: 8px;
    border-left-width: 8px;
  }
  .ft_link {
    padding: 1em 0;
  }
  .feet {
    padding: 1.5em 0;
  }
}
@media (max-width: 990px) {
  .layout {
    padding: 32px 0 24px;
  }
  .layout_nav {
    display: none;
  }
  .layout_contact {
    flex-grow: 1;
  }
  .layout_ewm {
    width: 200px;
    flex-grow: unset;
  }
  .layout_ewm_img {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
  }
  .layout_ewm_img .imgs {
    position: relative;
    width: 48%;
    opacity: 1;
    visibility: visible;
    padding: 0;
    background-color: transparent;
  }
  .layout_ewm_img .imgs::after {
    display: none;
  }
  .layout_ewm_img .imgs img {
    padding: 5px;
    border-radius: 2px;
    background-color: #ffffff;
  }
  .layout_ewm_img p {
    display: block;
    text-align: center;
    font-size: 12px;
    font-weight: normal;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 0.4em;
    line-height: 2;
  }
  .layout_ewm_ul {
    display: none;
  }
  .ft_link {
    display: none;
  }
  .ft_prs,
  .ft_region {
    display: none;
  }
}
@media (max-width: 768px) {
}
@media (max-width: 640px) {
  .layout {
    padding: 24px 0 20px;
  }
  .layout .dth_wh {
    flex-flow: column;
  }
  .layout_logo {
    width: 100%;
    display: none;
  }
  .layout_contact {
    width: 100%;
    margin: 0;
    /* margin-top: 15px; */
  }
  .layout_tit {
    font-size: 16px;
    margin-bottom: 10px;
  }
  .layout_contact_wz {
    font-size: 13px;
  }
  .layout_ewm {
    max-width: 100%;
    margin: 0;
    margin-top: 15px;
  }
  .feet {
    padding: 1em 0;
  }
}