@charset "UTF-8";

.content {
  position: relative;
}

/* 左侧圆点导航 */

.content #menu {
  position: fixed;

  left: 63px;

  top: 50%;

  transform: translateY(-50%);

  display: flex;

  flex-direction: column;

  z-index: 3;
}

.content #menu li {
  padding-bottom: 67px;

  position: relative;

  margin-bottom: 7px;

  opacity: 0.6;
}

.content #menu li a {
  width: 10px;

  height: 10px;

  background-color: red;

  display: block;

  border-radius: 100%;

  position: relative;
}

.content #menu li a span {
  font-size: 16px;

  font-weight: normal;

  font-stretch: normal;

  color: #ffffff;

  position: absolute;

  left: 21px;

  top: -11px;

  width: 100px;

  display: none;
}

.content #menu .active {
  opacity: 1;
}

.content #menu .active a::after {
  position: absolute;

  left: 50%;

  top: 50%;

  transform: translate(-50%, -50%);

  content: '';

  width: 18px;

  height: 18px;

  border-radius: 100%;

  border: solid 1px red;
}

/*.content #menu li:nth-child(3).active a::after{border: solid 1px #000;}*/
/*.content #menu li:nth-child(3).active a{background-color: #000;}*/

.content #menu .active a span {
  display: block;
}

.content #menu li::after {
  position: absolute;

  left: 50%;

  content: '';

  bottom: 0;

  transform: translateX(-50%);

  width: 2px;

  height: 59px;

  background: url(../images/index/menu.png) no-repeat;
}

.content #menu li:last-child::after {
  display: none;
}

.content #menu li:last-child {
  margin-bottom: 0;

  padding-bottom: 0;
}

.content .active1 li a {
  background-color: #333 !important;
}

.content .active1 li a::after {
  border: solid 1px #333 !important;
}

.black {
  background-color: red !important;

  opacity: 1;

  position: relative;
}

.black span {
  color: #333 !important;
}

.black::before {
  position: absolute;

  content: '';

  width: 2px;

  height: 59px;

  /*background: #666;*/

  background-size: 100% 100%;

  left: 50%;

  transform: translateX(-50%);

  top: 18px;
}

.content #menu li:last-child a.black::before {
  display: none;
}

.content #menu li.active a.black::after {
  position: absolute;

  left: 50%;

  top: 50%;

  transform: translate(-50%, -50%);

  content: '';

  width: 18px;

  height: 18px;

  border-radius: 100%;

  border: solid 1px red;
}

.line {
  height: 1px;

  background-color: #e6e6e6;
}

/* banner */

.banner-img-box {
  /* position: relative; */

  height: 100vh;
}

.banner-img-box img {
  /*height: 100%;*/
}

/* .banner-img-box {

  background-size: cover;

  background-repeat: no-repeat;

}

.banner-info-box {

  position: absolute;

  top: 440px;

  right: 200px;

  text-align: right;

}

.banner-info-box h3 {

  font-family: MicrosoftYaHei-Bold;

  font-size: 50px;

  font-weight: bold;

  font-stretch: normal;

  line-height: 70px;

  letter-spacing: 0px;

  color: #ffffff;

}

.banner-info-box h4 {

  font-family: MicrosoftYaHei-Bold;

  font-size: 18px;

  font-weight: bold;

  font-stretch: normal;

  line-height: 26px;

  letter-spacing: 0px;

  color: #ffffff;

}

.banner-info-more {

  position: absolute;

  top: 600px;

  right: 200px;

  width: 144px;

  height: 36px;

  border: solid 1px #ffffff;

  display: flex;

  align-items: center;

  justify-content: center;

}

.banner-info-more a {

  font-family: MicrosoftYaHei;

  font-size: 18px;

  letter-spacing: 0px;

  color: #ffffff;

} */

/* service */

.service {
  background-color: #f9f9f9;
/*background-color: #f5f5f5;*/
  height: 100vh;
}

.service-box {
  max-width: 1520px;

  margin: 0 auto;
}

.service-title {
  padding-top: 160px;
}
@media screen and (min-width: 200px) and (max-width: 1500px) {
    .service-title {
        padding-top: 120px;
    }
}

.service-line {
  height: 1px;

  background-color: #e6e6e6;

  margin-top: 40px;
}

.service-contant-box {
  padding: 60px 0;

  display: flex;

  flex-wrap: wrap;

  justify-content: space-between;
}

.service-item {
  width: 24%;

  height: 500px;

  background-image: url(../images/index/service-item-banner.png);

  box-shadow: 0px 0px 10px 0px rgba(0, 0, 0, 0.12);

  border-radius: 4px;

  padding: 60px 30px 0 30px;
}

.service-item-title {
  font-family: MicrosoftYaHei;

  font-size: 20px;

  letter-spacing: 0px;

  color: #333333;
}

.service-item-line {
  width: 40px;

  height: 3px;

  margin: 30px 0 45px 0;
}

.service-item-link a:nth-child(2) {
  display: none;
}

.service-item-contant {
  width: 100%;

  height: 180px;

  display: flex;

  justify-content: flex-end;
}

.service-item-contant ul {
  overflow: auto;

  padding-right: 15px;
}

.service-item-contant ul li {
  text-align: right;

  font-family: MicrosoftYaHei;

  font-size: 16px;

  line-height: 30px;

  letter-spacing: 0px;

  color: #808080;
}

.service-item:nth-child(1) .service-item-line {
  background-color: #3376af;
}

.service-item:hover .service-item-link a:nth-child(1) {
  display: none;
}

.service-item:hover .service-item-link a:nth-child(2) {
  display: block;
}

/* RD */

.RD {
  background-image: url(../images/index/RD-banner.png);

  background-size: cover;

  background-repeat: no-repeat;

  background-position: center;

  height: 100vh;
}

.RD-box {
  /* max-width: 1250px; */

  margin: 0 auto;
}

.RD-title {
  padding-top: 180px;
}

.RD-title .dmtitleen {
  color: #ffffff;

  opacity: 0.2;
}

.RD-title .dmtitlecn {
  color: #ffffff;
}

.RD-line {
  max-width: 1520px;

  margin: 0 auto;

  height: 1px;

  background-color: #ffffff;

  opacity: 0.6;

  margin-top: 40px;
}

.RD-contant {
  padding: 20px 0;
}

.RD-box-item {
  width: 430px;

  /* height: 361px; */
}

.RD-box-img {
  /* height: 300px; */

  display: flex;

  align-items: center;

  justify-content: center;

  transition: all 0.7s;
}

.RD-box-img img {
  max-width: 100%;
}

.RD-box-info {
  padding: 20px;
  display: flex;
  justify-content: center;
}

.RD-info-title {
  font-family: MicrosoftYaHei;
  font-size: 20px;
  text-align: center;
  letter-spacing: 0px;
  color: #ffffff;
}

.RD-info-link {
  display: none;
}

.RD-info-link img {
  width: 100%;
}

.RD-box-item:hover {
  background-color: #ffffff;

  box-shadow: 0px 0px 6px 0px rgba(0, 0, 0, 0.1);

  opacity: 0.86;
}

.RD-box-item:hover .RD-box-img {
  padding: 20px;
}

.RD-box-item:hover .RD-info-title {
  color: #e40001;
}

.RD-box-item:hover .RD-info-link {
  display: block;
}

.RD-more {
  max-width: 1520px;

  margin: 0 auto;

  display: flex;

  align-items: center;

  height: 50px;
}

.RD-navigation {
  display: flex;

  justify-content: space-between;

  width: 140px;
}

.RD-next,
.RD-prev {
  width: 60px;

  height: 50px;

  opacity: 1 !important;

  left: unset !important;

  margin-top: unset !important;

  position: unset;

  top: unset;

  cursor: pointer;

  background-size: 60px 50px;

  background-position: center;

  background-repeat: no-repeat;
}

.RD-next {
  background-image: url(../images/index/RD-next.png);
}

.RD-prev {
  background-image: url(../images/index/RD-prev.png);
}

.RD-more-line {
  width: 90.78947368421053%;

  height: 1px;

  background-color: #ffffff;

  opacity: 0.6;
}

.RD-more-link {
  display: flex;

  align-items: center;

  justify-content: center;

  width: 140px;

  height: 36px;

  background-color: #e40001;

  border-radius: 18px;
}

.RD-more-link a {
  display: block;

  font-family: MicrosoftYaHei;

  font-size: 14px;

  letter-spacing: 0px;

  color: #ffffff;
}

/* about */

.about {
  background-color: #f9f9f9;
    /*background-color: #fff;*/
  height: 100vh;

  display: flex;

  justify-content: right;
}

.about-box {
  width: 1720px;

  padding: 50px 0 20px;

  display: flex;

  flex-wrap: wrap;

  justify-content: space-between;
  margin: 0 auto;

  margin-top: 195px;

  margin-bottom: 135px;
}

.about-box-info {
  width: 752px;
}

.about-info-title-box .dmtitle {
  text-align: left;
}

.about-line {
  height: 1px;

  background-color: #e6e6e6;

  margin: 20px 0 30px;
}

.about-desc {
  font-family: MicrosoftYaHei;

  font-size: 16px;

  line-height: 36px;

  letter-spacing: 0px;

  color: #666666;
}

.about-more {
  width: 120px;

  height: 32px;

  background-color: #e40001;

  border-radius: 16px;

  display: flex;

  align-items: center;

  justify-content: center;

  margin-top: 55px;
}

.about-more a {
  font-family: MicrosoftYaHei;

  font-size: 16px;

  letter-spacing: 0px;

  color: #ffffff;
}

.about-box-img {
  width: 888px;
}

.about-img-box {
  width: 100%;

  height: 537px;

  display: flex;

  align-items: center;

  justify-content: center;

  overflow: hidden;
}

.about-img-box img {
  max-width: 100%;
}

/* news */

.news {
  background-image: url(../images/index/news-banner.png);

  background-size: cover;

  background-repeat: no-repeat;

  background-position: center;

  height: 100vh;
}

.news-box {
  max-width: 1520px;

  margin: 0 auto;
}

.news-title-box {
  padding-top: 200px;
}

.news-title-box .dmtitleen {
  color: #ffffff;

  opacity: 0.2;
}

.news-title-box .dmtitlecn {
  color: #ffffff;
}

.news-menu-box {
  width: 340px;

  margin: 0 auto;

  margin-top: 50px;
}

.news-menu-box ul {
  display: flex;

  justify-content: space-between;
}

.news-menu-box ul li {
  padding: 8px 22px;

  font-family: MicrosoftYaHei;

  font-size: 16px;

  letter-spacing: 0px;

  color: #ffffff;
}

.news-menu-box ul li:hover {
  border-radius: 16px;

  border: solid 1px #ffffff;

  font-weight: bold;
}

.news-list-box {
  display: flex;

  flex-wrap: wrap;

  justify-content: space-between;

  margin-top: 80px;
}

.news-item {
  width: 24%;

  padding: 0 20px;

  position: relative;
}

.news-item::after {
  content: '';

  width: 1px;

  height: 100%;

  background-color: #ffffff;

  opacity: 0.2;

  position: absolute;

  right: 0;

  top: 0;
}

.news-item:last-child::after {
  display: none;
}

.news-time {
  font-family: MicrosoftYaHei-Bold;

  font-size: 30px;

  font-weight: bold;

  letter-spacing: 0px;

  color: #ffffff;
}

.news-title {
  font-family: MicrosoftYaHei;

  font-size: 20px;

  letter-spacing: 0px;

  color: #ffffff;

  margin: 30px 0 40px;
}

.news-img {
  width: 340px;

  height: 122px;

  display: flex;

  align-items: center;

  justify-content: center;

  overflow: hidden;

  display: none;
}

.news-img img {
  max-width: 100%;
}

.news-desc {
  font-family: MicrosoftYaHei;

  font-size: 14px;

  line-height: 26px;

  letter-spacing: 0px;

  color: #ffffff;

  text-align: justify;

  margin: 40px 0;

  overflow: hidden;

  text-overflow: ellipsis;

  display: -webkit-box;

  -webkit-line-clamp: 3;

  -webkit-box-orient: vertical;
}

.news-more {
  width: 120px;

  height: 30px;

  border-radius: 15px;

  border: solid 1px #ffffff;

  opacity: 0.68;

  display: flex;

  align-items: center;

  justify-content: center;
}

.news-more a {
  font-family: MicrosoftYaHei;

  font-size: 14px;

  letter-spacing: 0px;

  color: #ffffff;
}

.news-item:hover .news-img {
  display: block;
}

.news-item:hover .news-more {
  background-color: #e40001;

  opacity: 1;

  border: none;
}

/* 媒体查询/响应式 */

@media (max-width: 1920px) {
  .content #menu {
    left: 1%;
  }
  .service-box {
    padding: 0 2%;
  }
  .RD-box {
    padding: 0 2%;
  }
  /*.about-box{*/
  /*  width: 96%;*/
  /*}*/
  .about-box-info {
    width: 45%;
  }
  .about-box-img {
    width: 50%;
  }
  .news-box {
    width: 96%;
  }
  .dmfoot {
    padding: 0 2%;
    padding-top: 25px;
  }
}

@media (max-width: 1720px) {
  .about-box {
    width: 90%;
  }
}

@media (max-width: 1599px) {
    .about-box{margin-top:100px;}
}

@media (max-width: 1520px) {
}

@media (max-width: 1477px) {
}

@media (max-width: 1365px) {
}

@media (max-width: 1199px) {
  .content #menu {
    display: none;
  }

  .section {
    height: 100% !important;
  }

  .fp-tableCell {
    height: 100% !important;
  }

  .banner {
    margin-top: 0;
  }

  .banner-img-box {
    height: auto;
  }

  .banner-img-box img {
    height: auto;

    width: 100%;
  }

  .service {
    height: 100%;
  }

  .RD {
    height: 100%;
  }

  .about {
    height: 100%;
  }

  .news {
    height: 100%;
  }

  .service-box {
    width: 96%;
  }

  .service-title {
    padding-top: 30px;
  }

  .service-item {
    width: 49%;

    margin-bottom: 30px;
  }

  .RD-box {
    padding: 80px 0;
  }

  .RD-title {
    padding-top: 0;
  }

  .RD-line {
    width: 96%;
  }

  .RD-contant {
    padding-left: 30px;
  }

  .RD-more {
    width: 96%;
  }

  .about {
    justify-content: unset;
  }

  .about-box {
    width: 96%;

    margin: 0 auto;

    flex-direction: column-reverse;
  }

  .about-box-info {
    width: 100%;

    margin-top: 30px;
  }

  .about-box-img {
    width: 100%;
  }

  .about-img-box {
    height: auto;
  }

  .about-img-box img {
    width: 100%;
  }

  .news-box {
    width: 96%;

    padding: 80px 0;
  }

  .news-title-box {
    padding-top: 0;
  }

  .news-item:hover .news-img {
    display: none;
  }
}

@media (max-width: 990px) {
  .RD-contant {
    padding-left: 20px;
  }
}

@media (max-width: 767px) {
  .service-contant-box {
    padding: 30px 0;
  }

  .service-item {
    width: 100%;
  }

  .RD-box {
    padding: 40px 10px;
  }

  .RD-contant {
    padding: 30px 0;
  }

  .RD-box-item {
    width: 100%;
  }

  .RD-box-info {
    padding: 10px 0;
  }

  .about-desc {
    line-height: 25px;
  }

  .about-box {
    padding: 30px 0 30px;
  }

  .about-more {
    margin-top: 25px;
  }

  .news-box {
    padding: 40px 0;
  }

  .news-menu-box {
    max-width: 340px;
  }

  .news-list-box {
    margin-top: 15px;
  }

  .news-item {
    width: 100%;

    padding: 30px 10px;
  }

  .news-title {
    margin: 10px 0 15px;
  }

  .news-desc {
    margin: 15px 0;
  }

  .dmfoot {
    height: 100% !important;
  }
}


/*2022.8.29 样式修改*/
.service-item{height:320px;}
.service-item-contant{height:40px;}
.service-item-line {width: 40px;height: 3px;margin: 17px 0 25px 0;}
@media screen and (min-width: 200px) and (max-width: 1750px) {
.dmfootk{width: 90% !important;}
}
@media screen and (min-width: 200px) and (max-width: 1550px) {
	.news-title-box{padding-top: 130px;}
	.news-list-box{margin-top: 40px;}
	.news-item{width: 25%;}
	.news-img img{max-width: 80%;}
	.news-title {font-size: 18px;margin: 4px 0 15px;}
	.news-desc{margin: 15px 0;}
	.news-menu-box{margin-top: 15px;}
}