* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html,
body {
  position: relative;
  height: 100%;
  font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
  font-size: 16px;
}
body {
  margin: 0;
  padding: 0;
  padding-top: 64px;
  background: #fff;
  font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
  font-size: 14px;
  color: #000;
  transition: all 2s;
}
body.detail {
  background-color: #eee;
}
a img {
  border: 0;
  vertical-align: top;
}
a {
  text-decoration: none;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}
ul,
li {
  list-style-type: none;
}
table {
  width: 100%;
  margin-bottom: 1rem;
  color: #212529;
  border: 1px solid #dee2e6;
  border-collapse: collapse;
  table-layout: fixed;
}
table th,
table td {
  padding: 5px;
  font-size: 14px;
  line-height: 1.5;
  vertical-align: middle;
  border: 1px solid #dee2e6;
}
table thead th,
table thead td {
  border-bottom-width: 2px;
}
table td strong {
  white-space: nowrap;
}
table thead th {
  vertical-align: bottom;
  border-bottom: 2px solid #dee2e6;
}
table tbody + tbody {
  border-top: 2px solid #dee2e6;
}
table tbody tr:hover {
  color: #212529;
  background-color: rgba(0, 0, 0, 0.075);
}
table.img-table {
  border: none;
}
table.img-table tbody {
  border: none !important;
}
table.img-table td,
table.img-table th {
  border: none !important;
  vertical-align: top;
}
.table-responsive-lg {
  display: block;
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.table-responsive-lg > table {
  width: auto;
  border: 0;
}
.fl {
  float: left;
}
.fr {
  float: right;
}
.clearfix::after {
  display: block;
  clear: both;
  content: "";
}
.container {
  margin: 0 auto;
  position: relative;
  width: 100%;
}
.navbar_container {
  overflow: hidden;
  width: 100%;
  height: 84px;
  background-color: #005fbc;
  font-size: 16px;
  line-height: 72px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  padding: 10px 3%;
  display: flex;
  justify-content: center;
}
.navbar_container .r_logo,
.navbar_container .l_logo {
  padding-top: 10px;
}
.navbar_container .l_logo {
  padding-top: 2px;
  margin-right: 50px;
}
.navbar_container .l_logo img {
  height: 60px;
}
.navbar_container .l_logo img.small {
  display: none;
}
.navbar_container .r_logo img {
  height: 40px;
}
.navbar_container .r_logo img.logo2 {
  display: none;
  height: 60px;
}
.navbar_container .nav {
  text-align: center;
  display: flex;
  justify-content: center;
}
.navbar_container .nav li {
  text-align: center;
  white-space: nowrap;
}
.navbar_container .nav li a {
  color: #fff;
  display: block;
  padding: 0 20px;
}
.navbar_container .nav li.active a span {
  color: #fb9b00;
  /* font-weight: bold; */
  /* border-bottom: 2px solid #fb9b00; */
  padding-bottom: 12px;
}
.navbar_container.detail {
  height: 40px;
  justify-content: flex-start;
  align-items: center;
}
.navbar_container.detail .back {
  display: flex;
  align-items: center;
  white-space: nowrap;
}
.navbar_container.detail .back img {
  height: 30px;
}
.navbar_container.detail .detail {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #fff;
  font-size: 18px;
  padding-left: 15px;
}
.site_tit {
  position: absolute;
  bottom: 5vh;
  left: 0;
  z-index: 99;
  padding: 0;
  width: 100%;
  text-align: center; /*background-color:rgba(126,176,214, .75);*/
}
.site_tit img {
  width: 100%;
}
.main-container {
}
.main-container .titbar {
  display: flex;
  padding-bottom: 6px;
  width: 100%;
  justify-content: space-between;
  align-items: flex-end;
  text-indent: 5px;
  font-size: 20px;
  color: #005fbc;
  border-bottom: 4px #005fbc solid;
}
.main-container .site-preview {
  width: 100%;
  flex-grow: 1;
  flex-shrink: 0;
  background-color: #fff;
}
.main-container .site-preview-box {
  padding: 0.5rem;
  background-color: #f5f5f5;
  overflow: hidden;
}
.main-container .carousel-1 .el-carousel__item .img {
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
}
.main-container .carousel-right {
  display: flex;
  width: 100%;
}
.main-container .carousel-right .bigimg {
  height: 350px;
  flex-shrink: 0;
}
.main-container .carousel-right .bigimg .img {
  width: 100%;
  height: 100%;
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
  transition: background-image 0.3s;
}
.main-container .carousel-right .bigimg .imgname {
  padding: 1rem 0;
  text-align: center;
  font-size: 1.3rem;
}
.main-container .carousel-right.left {
  flex-direction: row-reverse;
}
.main-container .carousel-right.left .site-preview-thumb-box {
  margin-left: 1rem;
  margin-right: 0;
}
.main-container .site-preview-thumb-box {
  flex-shrink: 0;
  display: flex;
  margin-left: 0;
  margin-right: 1rem;
  flex-wrap: wrap;
  align-content: flex-start;
}
.main-container .site-preview-thumb-box .item {
  margin: 0 0.5rem 0.5rem;
  width: 75px;
  height: 52px;
  border: 4px solid transparent;
  border-radius: 3px;
  opacity: 0.4;
  transition: opacity 0.3s;
  cursor: pointer;
}
.main-container .site-preview-thumb-box .item.active,
.main-container .site-preview-thumb-box .item:hover {
  opacity: 1;
  border-color: tomato;
}
.main-container .site-preview-thumb-box .item .img {
  width: 100%;
  height: 100%;
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
}
.main-container .site-preview-imglist {
  margin: 0 auto;
  width: 90%;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  padding-bottom: 2rem;
}
.main-container .site-preview-imglist .item {
  margin: 0 0.5rem 0.5rem;
  width: 25%;
  border: 4px solid #ff6600;
  border-radius: 3px;
}
.main-container .site-preview-imglist .img {
  width: 100%;
  height: 100%;
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
}
.main-container .site-preview-imglist .imgname {
  padding: 1rem 0;
  text-align: center;
}
.main-container .site-preview-imgone {
}
.main-container .site-preview-imgone .item {
  width: 100%;
}
.main-container .site-preview-imgone img {
  width: 100%;
}
.main-container .site-preview-imgone .imgname {
  padding: 1rem 0;
  text-align: center;
}
.main-container .site-preview-txtimg {
  display: flex;
  height: 50%;
}
.main-container .site-preview-txtimg.left {
  flex-direction: row-reverse;
}
.main-container .site-preview-txtimg.left .txt {
  margin: 0 2rem 0 0;
}
.main-container .site-preview-txtimg.column {
  flex-direction: column;
  height: 100%;
}
.main-container .site-preview-txtimg.column .img {
  height: 70%;
}
.main-container .site-preview-txtimg.column .txt {
  margin: 1rem 0 0 0;
}
.main-container .site-preview-txtimg.column.top {
  justify-content: flex-end;
  flex-direction: column-reverse;
}
.main-container .site-preview-txtimg.column.top .txt {
  margin: 0;
  flex-grow: 0;
  flex-shrink: 1;
}
.main-container .site-preview-txtimg.column.top .img {
  flex-shrink: 0;
  width: 100%;
  height: 100%;
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
}
.main-container .site-preview-txtimg.column.top .txt {
  margin-left: 1rem;
  max-height: 30%;
  flex-grow: 1;
  overflow: hidden;
}
.main-container .box-txtvideo {
}
.main-container .box-txtvideo.left,
.main-container .box-txtvideo.right {
  display: flex;
}
.main-container .box-txtvideo.left .txt,
.main-container .box-txtvideo.right .txt {
}
.main-container .box-txtvideo.left {
  flex-direction: row-reverse;
}
.main-container .box-txtvideo.left .txt {
  margin: 0 2rem 0 0;
}
.main-container .box-txtvideo.right {
}
.main-container .box-txtvideo.right .txt {
  position: relative;
  margin: 0 0 0 35px;
  font-size: 18px;
  line-height: 1.95;
  padding-bottom: 35px;
  text-align: justify;
}
.main-container .box-txtvideo.right .txt p {
  margin-bottom: 15px;
}
.main-container .box-txtvideo .video {
  width: 100%;
}
.main-container .box-txtvideo video {
  flex-grow: 1;
  width: 100%;
}
.swiper-container-horizontal > .swiper-pagination-bullets,
.swiper-pagination-custom,
.swiper-pagination-fraction {
  bottom: 27%;
}
.swiper-container-horizontal
  > .swiper-pagination-bullets
  .swiper-pagination-bullet {
  margin: 0 8px;
}
.swiper-pagination-bullet {
  width: 56px;
  height: 6px;
  display: inline-block;
  border-radius: 3px;
  background: #5493d8;
}
.homeslide .pagination {
  display: none;
  bottom: 12% !important;
}
.swiper-container {
  --swiper-theme-color: #fff;
  --swiper-navigation-color: #fff;
  --swiper-navigation-size: 24px;
}
.swiper-button-prev {
  background: url(../images/prev.png) center center no-repeat;
  background-size: 70px 70px;
  width: 70px;
  height: 70px;
  left: 50px;
}
.swiper-button-next {
  background: url(../images/next.png) center center no-repeat;
  background-size: 70px 70px;
  width: 70px;
  height: 70px;
  right: 50px;
}
.homeslide {
  width: 100%;
  position: relative;
  height: 100%;
}
.homeslide .arrow-left {
  background: url(../images/arrows.png) no-repeat left top;
  position: absolute;
  left: 80px;
  top: 50%;
  margin-top: -15px;
  width: 78px;
  height: 78px;
  z-index: 2;
}
.homeslide .arrow-right {
  background: url(../images/arrows.png) no-repeat left bottom;
  position: absolute;
  right: 80px;
  top: 50%;
  margin-top: -15px;
  width: 78px;
  height: 78px;
  z-index: 2;
}
.homeslide .swiper-container {
  width: 100%;
}
.homeslide .swiper-container .bannerImg {
  width: 100%;
  height: 100%;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  object-fit: cover;
}
.homeslide .content-slide {
  padding: 20px;
  color: #fff;
}
.homeslide .title {
  font-size: 25px;
  margin-bottom: 10px;
}
.homeslide .pagination {
  position: absolute;
  left: 0;
  text-align: center;
  width: 100%;
  z-index: 4;
}
.homeslide .swiper-pagination-switch {
  display: inline-block;
  width: 78px;
  height: 6px;
  border-radius: 6px;
  background: #808082;
  margin: 0 15px;
  cursor: pointer;
}
.homeslide .swiper-active-switch {
  background: #5a97da;
}
.homeslide .swiper-slide {
  position: relative;
}
.show_more .container {
  position: relative;
  bottom: 0;
  width: 24px;
  height: 75px;
}
.chevron {
  position: absolute;
  width: 28px;
  height: 8px;
  opacity: 0;
  transform: scale3d(0.5, 0.5, 0.5);
  animation: move 3s ease-out infinite;
}
.chevron:first-child {
  animation: move 3s ease-out 1s infinite;
}
.chevron:nth-child(2) {
  animation: move 3s ease-out 2s infinite;
}
.chevron:before,
.chevron:after {
  content: " ";
  position: absolute;
  top: 0;
  height: 100%;
  width: 51%;
  background: #fff;
}
.chevron:before {
  left: 0;
  transform: skew(0deg, 30deg);
}
.chevron:after {
  right: 0;
  width: 50%;
  transform: skew(0deg, -30deg);
}
@keyframes move {
  25% {
    opacity: 1;
  }
  33% {
    opacity: 1;
    transform: translateY(30px);
  }
  67% {
    opacity: 1;
    transform: translateY(40px);
  }
  100% {
    opacity: 0;
    transform: translateY(55px) scale3d(0.5, 0.5, 0.5);
  }
}
@keyframes pulse {
  to {
    opacity: 1;
  }
}
.show_more .text {
  position: absolute;
  bottom: 0;
  transform: translateX(-50%);
  display: block;
  font-size: 16px;
  color: #fff;
  text-transform: uppercase;
  white-space: nowrap;
  opacity: 0.25;
  animation: pulse 2s linear alternate infinite;
}
.banner_container {
  width: 100%;
  position: relative;
}
.banner_container .show_more {
  position: absolute;
  left: 50%;
  bottom: 28%;
  width: 627px;
  max-width: 90%;
  z-index: 99;
  transform: translateX(-50%);
  background-color: rgba(255, 255, 255, 0.01);
}
.banner_container .show_more img {
  width: 100%;
}
.swiper-container {
  width: 100%;
  height: 100%;
  margin-left: auto;
  margin-right: auto;
}
.swiper-slide {
  text-align: center;
  font-size: 22px;
  background: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
}
.swiper-slide .top_msg {
  position: absolute;
  top: 35%;
  overflow: hidden;
}
.swiper-slide .top_msg .msg_l {
}
.swiper-slide .top_msg .msg_l img {
  width: 918px;
  max-width: 85%;
}
.swiper-slide .top_msg .msg_r {
  border-left: 2px solid #fff;
  padding-left: 11px;
}
.swiper-slide .top_msg .msg_r p {
  color: #fff;
  font-size: 34px;
  text-align: left;
  height: 52px;
  line-height: 52px;
  padding-left: 20px;
}
.swiper-slide .banner {
  width: 100%;
  min-width: 90%;
}
.detail-container {
  padding: 40px 6% 0;
}
.detail-content.text {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 50px 80px;
  font-size: 18px;
  line-height: 1.8;
  text-align: justify;
  background-color: #fff;
  box-shadow: 0 0 20px 0 rgba(0, 0, 0, 0.35);
}
.detail-content.text p,
.detail-content.text div {
  margin-bottom: 10px;
  font-size: 16px;
  line-height: 1.65;
}
.detail-content.text table p,
.detail-content.text table div {
  margin-bottom: 0;
  font-size: 14px;
  line-height: 1.5;
}
.detail-content.text img {
  max-width: 100%;
}
.tss_container {
  background-size: 100% auto;
  background-repeat: no-repeat;
  height: 944px;
  position: relative;
}
.tss_container .tss_tit {
  margin: 0 auto;
  text-align: center;
  padding-bottom: 30px;
}
.tss_container .tss_tit img {
  width: 400px;
}
.tss_container .tss_con {
  width: 85%;
  margin: 0 auto;
}
.tss_container .tss_con ul {
  overflow: hidden;
  display: flex;
  justify-content: center;
}
.tss_container .tss_con ul li {
  margin: 0 1rem;
  width: 22%;
}
.tss_container .tss_con ul li .img {
  display: flex;
  width: 100%;
  height: 80px;
  align-items: center;
  overflow: hidden;
  border: 4px #5493d8 solid;
  border-radius: 5px;
}
.tss_container .tss_con ul li img {
  width: 100%;
}
.tss_container .tss_tip {
  margin: 0 auto;
  text-align: center;
  padding-top: 50px;
  padding-bottom: 230px;
}
.copyright {
  text-align: center;
  padding: 40px 0;
  font-size: 14px;
  color: #333;
  background-color: #0000001a;
}
.detail .copyright {
  margin-top: 0;
}
#site-share {
  position: fixed;
  right: 15px;
  bottom: 15px;
  z-index: 999;
  background-color: rgba(126, 176, 214, 0.85);
  border-radius: 5px;
}
#site-share:hover {
  background-color: rgba(126, 176, 214, 1);
}
#site-share > a {
  display: block;
  padding: 5px;
}
#site-share > a img {
  width: 30px;
}
#site-share > a span {
  display: block;
  padding-top: 5px;
  font-size: 12px;
  text-align: center;
  color: #fff;
}
#site-share .bdsharebuttonbox {
  display: none;
  position: absolute;
  right: 100%;
  top: 0;
  padding: 0 10px;
  justify-content: space-between;
  align-items: center;
  width: 150px;
  height: 100%;
  background-color: #fff;
}
#site-share:hover .bdsharebuttonbox {
  display: flex;
}
#site-share .bdsharebuttonbox a {
  display: none;
  float: none !important;
  margin: 0 !important;
  background-image: none !important;
  text-indent: 0 !important;
}
#site-share .bdsharebuttonbox a.social-share-icon {
  display: block;
}
#site-share .bdsharebuttonbox::after {
  display: none !important;
}
@media (max-width: 1440px) {
  .navbar_container .nav li a {
    padding: 0 15px;
  }
}
@media (max-width: 1340px) {
  .navbar_container .nav li a {
    padding: 0 10px;
  }
}
@media (max-width: 1240px) {
  .navbar_container .nav li a {
    padding: 0 5px;
    font-size: 14px;
  }
}
@media (max-width: 1100px) {
  .navbar_container .nav {
    flex-wrap: wrap;
    align-items: center;
    line-height: 1;
    padding-bottom: 5px;
  }
  .navbar_container .nav li.active a span {
    padding-bottom: 5px;
  }
  /* .mobile .navbar_container .nav {
    position: relative;
    margin-left: 1rem;
    margin-right: 1rem;
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
  }
  .mobile .navbar_container .nav::-webkit-scrollbar {
    width: 0;
    height: 0;
    display: none;
  }
  .mobile .navbar_container .nav li {
    flex-shrink: 0;
  } */
}
@media (max-width: 850px) {
  .navbar_container {
    padding-left: 0px;
    padding-right: 0px;
  }
  .main-container .box-txtvideo {
    padding-top: 10px;
  }
  .main-container .box-txtvideo.right .txt {
    margin-left: 15px;
    font-size: 14px;
    line-height: 1.65;
  }
  .detail-container {
    padding: 40px 0 0;
  }
  .detail-content.text {
    padding-left: 10px;
    padding-right: 10px;
    font-size: 14px;
  }
  .detail-content.text p,
  .detail-content.text div {
    margin-bottom: 15px;
  }
}
@media (max-width: 768px) {
  .navbar_container .l_logo {
    padding-top: 5px;
  }
  .navbar_container .l_logo img.normal {
    display: none;
    height: 50px;
  }
  .navbar_container .l_logo img.small {
    display: block;
    margin-top: 3px;
    height: 46px;
  }
  .navbar_container .r_logo {
    padding-top: 5px;
  }
  .navbar_container .r_logo img.logo1 {
    display: none;
  }
  .navbar_container .r_logo img.logo2 {
    display: block;
    height: 52px;
  }
  .main-container .titbar {
    font-size: 18px;
    border-bottom-width: 3px;
  }
}
@media (max-width: 520px) {
  .main-container .titbar {
    font-size: 16px;
    border-bottom-width: 2px;
  }
}

/* 认识长江补充 */
.video-txt-block {
  display: flex;
  justify-content: space-evenly;
  font-size: 16px;
  margin-bottom: 20px;
}
.video-txt-block-item {
  height: 32px;
  line-height: 32px;
  padding: 0 10px;
  color: #fff;
  background-color: #005fbc;
  border-radius: 2px;
}

/* 优化原网页超出显示省略号 */
.video-txt .content p {
  display: -webkit-box; /* 必须设置，用于多行溢出 */
  -webkit-box-orient: vertical; /* 设置盒子排列方向为垂直 */
  -webkit-line-clamp: 5; /* 限制显示的行数，例如显示3行 */
  overflow: hidden; /* 隐藏超出的内容 */
}

@media screen and (max-width: 1080px) {
  .video-txt-block-item {
    height: 24px;
    line-height: 24px;
    font-size: 12px;
  }

  .video-txt .content p {
    -webkit-line-clamp: 4;
  }
}
@media screen and (max-width: 960px) {
  .video-txt-block-item {
    height: 24px;
    line-height: 24px;
    padding: 0 4px;
    font-size: 10px;
  }
  .video-txt .content p {
    -webkit-line-clamp: 3;
  }
}
@media screen and (max-width: 850px) {
  .video-txt-block-item {
    padding: 0 4px;
    font-size: 10px;
    height: 18px;
    line-height: 18px;
  }
  .video-txt .content p {
    -webkit-line-clamp: 2;
  }
}
@media screen and (max-width: 670px) {
  .video-txt-block {
    display: none;
  }
}

@media screen and (max-width: 600px) {
  .video-txt-block {
    display: flex;
  }
  .video-txt-block-item {
    padding: 0 6px;
    font-size: 12px;
    height: 20px;
    line-height: 20px;
  }
  .video-txt .content p {
    -webkit-line-clamp: 5;
  }
}

/* 新增9宫格实训照 */
.shixun9 {
  /* width: 1280px; */
  display: flex;
  flex-wrap: wrap;
  margin: 10px 0;
}
.shixun9-i {
  width: 33.3333%;
  height: 225px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}
.style5_container .shixunhe {
  height: 450px;
  margin: 10px 0;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  filter: brightness(0.9);
}
.style5_container .shixunhe:hover {
  filter: brightness(1);
}