@charset "UTF-8";
.clear{
  clear: both;
}
.videosbox{
  width: 100%;
  height: 100%;
  margin: 0 auto;
}
.videosbox video{
  width: 100%;
  height: 100%;
}
.toTop{
  cursor: pointer;
  position: fixed;
  z-index: 1;
  bottom: 50px;
  right: 20px;
  width: 40px;
    height: 40px;
    border: 1px solid #ececec;
    border-radius: 50%;
    background: #fff no-repeat center 13px;
    background-image:url(data:image/png;base64,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);
    background-size: 50%;
}
.product_content .swiper-pagination-bullets,
.scenes .swiper-pagination-bullets,
.quality .swiper-pagination-bullets{
      bottom: 40px;
      font-size: 0;
    }
    .product_content .swiper-pagination-bullets{
      bottom: 80px;
    }
      .product_content .swiper-pagination .swiper-pagination-bullet,
      .scenes .swiper-pagination .swiper-pagination-bullet,
      .quality .swiper-pagination .swiper-pagination-bullet{
        background:#000;
        float: none;
        margin: 0 5px;
      }

.swiper-wrapper{
  /*z-index: 3;*/
}
header {
  width: 100%;
  height: 100vh;
  position: relative;
  background: #000; }
  header .banner {
    width: 100%;
    height: 100%;
    position: absolute;
    z-index: 3;
    top: 0;
    left: 0; }
    header .banner .swiper-wrapper {
      height: 100%; }
    header .banner .swiper-slide {
      height: 100%; }
  header .swiper-pagination {
    line-height: 20px;
    bottom: 40px; }
  header .swiper-container-horizontal > .swiper-pagination-bullets,
  header .swiper-pagination-custom,
  header .swiper-pagination-fraction {
    bottom: 40px; }
  header .swiper-pagination-bullet {
    width: 11px;
    height: 11px;
    background: #fff;
    opacity: 0.5;
    vertical-align: baseline;
    transition: all 0.3s;
    transform-origin: center; }
    header .swiper-pagination-bullet.swiper-pagination-bullet-active {
      opacity: 1;
      width: 15px;
      height: 15px;
      background: none;
      border: 2px solid #fff;
      vertical-align: baseline;
      position: relative;
      top: 1px; }
  header .swiper-button-next,
  header .swiper-container-rtl .swiper-button-prev {
    background: url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2027%2044'%3E%3Cpath%20d%3D'M27%2C22L27%2C22L5%2C44l-2.1-2.1L22.8%2C22L2.9%2C2.1L5%2C0L27%2C22L27%2C22z'%20fill%3D'%23d3c1ad'%2F%3E%3C%2Fsvg%3E");
    right: 7vw;
    opacity: 0.5;
    z-index: 850; }
    header .swiper-button-next:hover,
    header .swiper-container-rtl .swiper-button-prev:hover {
      opacity: 1;
      background: url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2027%2044'%3E%3Cpath%20d%3D'M27%2C22L27%2C22L5%2C44l-2.1-2.1L22.8%2C22L2.9%2C2.1L5%2C0L27%2C22L27%2C22z'%20fill%3D'%23ffffff'%2F%3E%3C%2Fsvg%3E"); }
  header .swiper-button-prev,
  header .swiper-container-rtl .swiper-button-next {
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2027%2044'%3E%3Cpath%20d%3D'M0%2C22L22%2C0l2.1%2C2.1L4.2%2C22l19.9%2C19.9L22%2C44L0%2C22L0%2C22L0%2C22z'%20fill%3D'%23d3c1ad'%2F%3E%3C%2Fsvg%3E");
    left: 7vw;
    opacity: 0.5;
    z-index: 850; }
    header .swiper-button-prev:hover,
    header .swiper-container-rtl .swiper-button-next:hover {
      background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2027%2044'%3E%3Cpath%20d%3D'M0%2C22L22%2C0l2.1%2C2.1L4.2%2C22l19.9%2C19.9L22%2C44L0%2C22L0%2C22L0%2C22z'%20fill%3D'%23ffffff'%2F%3E%3C%2Fsvg%3E");
      opacity: 1; }

.main {
  width: 1670px;
  margin: 0 auto;
  max-width: 100%;
  padding: 0 10px; }
  .main::after {
    content: "";
    display: block;
    clear: both; }

.nav {
  background: none;
  border-radius: 10px;
  position: relative;
  z-index: 990;
  /*padding-top: 23px; */
}
  .nav .logo {
    float: left;
    margin-top: 16px; }
    .nav .logo img {
      display: block;
      width: 150px; }
  .nav .nav_list {
    float: right;
    font-size: 16px; }
    .nav .nav_list li {
      position: relative;
      float: left;
      line-height: 97px;
      /* margin: 0 5px; */
    }
      .nav .nav_list li a {
        color: #fff;
        display: block;
        padding: 0 23px;
        position: relative;
        transition: all 0.3s;
        font-weight: lighter; }
        .nav .nav_list li a:hover, .nav .nav_list li a.active {
          color: #223751; }

    .nav .nav_child{
      display: none;
      position: absolute;
      width: 100%;
      top: 64px;
    background:#333; 
    }
    .nav .nav_child:before{
      content: '';
      display: block;
      width: 8px;
      height: 6px;
      margin: 0 auto 6px;
      background: transparent url('../img/icon_arrow_down.png') no-repeat;
      -webkit-background-size: contain;
      background-size: contain;
    }
    .nav li .nav_child a{
      padding: 0;
      font-size:14px;
      line-height: 25px;
    font-size:12px;
      text-align: center;
    color:#fff;
    border-bottom:1px dotted #f0f0f0;
    }
  .nav li .nav_child a:hover {
    color:#ff0000;
  }
    .nav .nav_list li:hover .nav_child{
        display: block;
      }
      .bs_hide{
        display: none;
      }
.slogen {
  position: absolute;
  z-index: 800;
  top: 50%;
  width: 100%;
  transform: translateY(-50%);
  text-align: center;
  color: #fff; }
  .slogen h2 {
    font-size: 4.7vw;
    font-family: "黑体"; }
  .slogen p {
    font-size: 1.6vw;
    font-weight: lighter;
    margin: 30px 0; }
  .slogen .more {
    width: 170px;
    height: 53px;
    display: block;
    border-radius: 3px;
    background: #6c8aa9;
    position: relative;
    overflow: hidden;
    font-size: 23px;
    color: #fff;
    line-height: 50px;
    margin: 0 auto;
    transition: all 0.3s; }
    .slogen .more span {
      display: block;
      position: relative;
      z-index: 5; }
    .slogen .more:hover {
      background: #fff;
      color: #6c8aa9; }
    .slogen .more::after {
      content: "";
      display: block;
      width: 100%;
      height: 100%;
      position: absolute;
      top: 0;
      left: 0;
      z-index: 4;
      box-shadow: inset 0px 3px 0px 0px #99adc7;
      transform: rotate(-180deg); }

@media (max-width: 1200px) {
  .nav .nav_list {
    font-size: 16px; }
  .nav .nav_list li a {
    padding: 0 5px; } }

@media (max-width: 992px) {
  .bs_hide{
        display: block;
      }
  .nav .nav_list li {
    margin-left: 0; }
  .nav {
    position: fixed;
    top: 0;
    width: 100%;
    left: 0;
    transform: translateX(0);
    border-radius: 0;
    background: #3c6895;
    z-index: 9999;
    height: 80px;
    padding-top: 0; }
  .nav .logo img {
    height: 50px; }
  .nav .nav_list {
    background: rgba(60, 104, 149, 0.8);
    position: absolute;
    width: 100%;
    top: 100%;
    left: 0;
    height: 100vh;
    padding-top: 40px;
    display: none; }
    .nav .nav_list li {
      float: none;
      width: 96%;
      text-align: center;
      line-height: 50px;
      margin: 0 auto; }
      .nav .nav_list li:hover .nav_child{
        display: none;
      }
  .nav_btn {
    display: block;
    width: 35px;
    height: 26px;
    position: absolute;
    right: 10px;
    top: 50%;
    margin-top: -13px;
    cursor: pointer; }
    .nav_btn span {
      display: block;
      transition: all 0.3s;
      height: 4px;
      width: 100%;
      position: absolute;
      left: 0;
      border-radius: 2px;
      background: #fff;
      transition: all 0.3s; }
      .nav_btn span:nth-of-type(1) {
        top: 0; }
      .nav_btn span:nth-of-type(2) {
        top: 50%;
        margin-top: -2px; }
      .nav_btn span:nth-of-type(3) {
        bottom: 0; }
    .nav_btn.active span:nth-of-type(1) {
      top: 50%;
      transform: rotate(45deg); }
    .nav_btn.active span:nth-of-type(2) {
      opacity: 0; }
    .nav_btn.active span:nth-of-type(3) {
      top: 50%;
      transform: rotate(-45deg); } }

@media (min-width: 993px) {
  .nav .nav_list {
    display: block !important; } }

@media (max-width: 768px) {
  .slogen h2 {
    font-size: 8vw;
    font-weight: bold; }
  .slogen p {
    margin: 20px 0;
    font-weight: normal; }
  .slogen .more {
    width: 150px;
    height: 36px;
    line-height: 33px;
    font-size: 16px; } }

.adv {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  overflow: hidden;
  padding: 70px 20px 80px; }
  .adv li {
    width: 25%;
    float: left;
    text-align: center;
    padding: 0 18px; }
    .adv li h2 {
      font-size: 22px;
      font-weight: bold;
      color: #555555;
      line-height: 1;
      margin-bottom: 5px; }
    .adv li span {
      display: block;
      font-size: 12px;
      font-weight: bold;
      color: #555555;
      margin-bottom: 10px; }
    .adv li p {
      font-size: 14px;
      line-height: 1.8;
      color: #8c8c8c; }

@media (max-width: 768px) {
  .adv li {
    width: 100%;
    margin-bottom: 30px;
    padding: 0; }
  .adv {
    padding-top: 35px;
    padding-bottom: 40px; } }

.about {
  background: url(../img/bg_about.png) no-repeat center/cover;
  padding: 90px 15px 1px;
  font-family: "黑体";
  text-align: center; }
  .about .title {
    font-size: 50px;
    color: #000000;
    margin-bottom: 40px; }
  .about .box {
    margin-bottom: 80px; }
    .about .box h2 {
      width: 980px;
      margin: 0 auto;
      max-width: 100%;
      font-size: 25px;
      line-height: 1.8;
      letter-spacing: 0px;
      color: #555555; }
    .about .box p {
      width: 735px;
      max-width: 100%;
      margin: 0 auto;
      font-family: heiti;
      font-size: 19px;
      color: #555555;
      margin-top: 30px; }

@media (max-width: 768px) {
  .about {
    padding-top: 35px; 
  }
  .about .title {
    font-size: 30px;
    margin-bottom: 30px; }

  .about .title:before {
    content: "";
    display: block;
    margin-top: -80px;
    height: 80px;
    visibility: hidden;
  }
  .about .box h2 {
    font-size: 18px; }
  .about .box p {
    font-size: 14px;
    margin-top: 20px; }
  .about .box {
    margin-bottom: 70px; } }

.wish {
  text-align: center;
  color: #fff;
  background: url(../img/bg_slogen.png) no-repeat center/cover;
  padding: 40px 15px 30px; }
  .wish h2 {
    font-family: "黑体";
    font-size: 24px;
    letter-spacing: 8px; }
  .wish p {
    font-size: 16px;
    color: #ced9e2;
    margin-top: 15px; }

.index_title {
  text-align: center;
  font-size: 50px;
  color: #555555;
  margin-bottom: 40px; }

.apply {
  padding-top: 100px;
  padding-bottom: 45px;
  font-family: "黑体"; }
  .apply .list {
    /*width: 800px;*/
    width: 1170px;
    max-width: 100%;
    padding: 0 15px;
    overflow: hidden;
    margin: 0 auto; }
    .apply .list li {
      /*width: 50%;*/
      width: 33.33%;
      float: left;
      padding: 15px; }
      .apply .list li:nth-child(4){
        margin-left: 16.65%;
      }
      .apply .list li .img_box {
        position: relative;
        width: 100%;
        height: 235px; }
        .apply .list li .img_box .txt {
          text-align: center;
          position: absolute;
          top: 50%;
          transform: translateY(-50%);
          color: #fff;
          width: 100%;
          line-height: 2;
          font-size: 15px;
          z-index: 5;
          opacity: 0;
          transition: all 0.3s; }
        .apply .list li .img_box .mask {
          width: 100%;
          height: 100%;
          position: absolute;
          background: #000;
          z-index: 2;
          opacity: 0;
          transition: all 0.3s; }
      .apply .list li .bottom {
        position: relative;
        background: #fbfaf8;
        padding: 24px;
        transition: all 0.3s; }
        .apply .list li .bottom h2 {
          font-size: 20px;
          color: #6c859e;
          transition: all 0.3s;
          margin-bottom: 5px; }
        .apply .list li .bottom p {
          font-size: 14px;
          color: #6c859e;
          transition: all 0.3s; }
        .apply .list li .bottom::after {
          content: "";
          display: block;
          width: 0;
          height: 0;
          border: 10px solid red;
          border-width: 10px 15px;
          border-color: transparent transparent #fbfaf8 transparent;
          position: absolute;
          bottom: 100%;
          left: 20px;
          opacity: 1;
          transition: all 0.3s; }
      .apply .list li a:hover .bottom {
        background: #121626;
        opacity: 1; }
        .apply .list li a:hover .bottom h2 {
          color: #fff; }
        .apply .list li a:hover .bottom p {
          color: #fff; }
        .apply .list li a:hover .bottom::after {
          opacity: 0; }
      .apply .list li a:hover .mask {
        opacity: 0.3; }
      .apply .list li a:hover .img_box .txt {
        opacity: 1; }

@media (max-width: 768px) {
  .apply {
    padding-top: 40px;
    padding-bottom: 25px; }
  .index_title {
    font-size: 30px;
    margin-bottom: 20px; }
  .apply .list li {
    width: 100%;
    margin-left: 0 !important;
     } }

.number {
  background: url(../img/bg_number.png) no-repeat center/cover;
  padding: 35px 15px 20px; }
  .number .list {
    width: 1100px;
    margin: 0 auto;
    max-width: 100%;
    overflow: hidden; }
    .number .list span {
      display: none; }
    .number .list li {
      /*width: 20%;*/
      width: 25%;
      text-align: center;
      float: left; }
      .number .list li img {
        display: block;
        margin: 0 auto 24px; }
      .number .list li .num {
        font-size: 48px;
        color: #fff;
        line-height: 1;
        margin-bottom: 10px; }
      .number .list li p {
        font-size: 14px;
        color: #d5d5d5;
        height: 36px; }

@media (max-width: 768px) {
  .number .list li {
    width: 50%;
    margin-bottom: 25px;
    position: relative; }
    /*.number .list li:last-of-type {
      float: none;
      margin: 0 auto 0; }*/
  .number .list span {
    display: block;
    clear: both; }
  .number .list li .num {
    font-size: 30px; }
  .number .list li img {
    margin-bottom: 16px; } }

.video {
  width: 100%;
  height: 37vw;
  min-height: 300px;
  position: relative;
  background: url(../img/bg_video.png) no-repeat center right/cover; 
}
  .video .inner {
    position: absolute;
    top: 50%;
    width: 100%;
    text-align: center;
    transform: translateY(-50%); }
    .video .inner .play {
      width: 100px;
      height: 100px;
      border-radius: 50%;
      background: url(../img/icon_play.png) no-repeat center/cover;
      margin: 0 auto 30px;
      cursor: pointer;
      transition: all 0.6s; }
      .video .inner .play:hover {
        transform: rotate(360deg); }
    .video .inner h2 {
      font-size: 30px;
      color: #5c5c5c;
      margin-bottom: 15px; }
    .video .inner p {
      font-size: 20px;
      color: #717171; }

@media (max-width: 768px) {
  .video .inner .play {
    width: 50px;
    height: 50px;
    margin-bottom: 20px; }
  .video .inner h2 {
    font-size: 20px; }
  .video .inner p {
    font-size: 15px; } }

.product {
  width: 1440px;
  margin: 0 auto;
  padding: 0 15px;
  max-width: 100%;
  padding-top: 90px;
  padding-bottom: 40px; }
  .product .index_title {
    margin-bottom: 120px; }
  .product .swiper-slide {
    padding-top: 170px;
    position: relative;
    background: #fff; }
    .product .swiper-slide .img_box {
      height: 270px;
      background-size: 80%;
      position: relative;
      z-index: 2; }
      .product .swiper-slide .img_box .no {
        display: none;
        position: absolute;
        top: 25px;
        left: 25px;
        z-index: 5;
        width: 60px;
        height: 74px;
        text-align: center;
        border-radius: 3px;
        overflow: hidden;
        color: #fff; }
        .product .swiper-slide .img_box .no span {
          display: block;
          line-height: 43px;
          background: #748aa0;
          font-size: 30px; }
        .product .swiper-slide .img_box .no em {
          display: block;
          font-style: normal;
          line-height: 31px;
          font-size: 15px;
          background: #37536e; }
      .product .swiper-slide .img_box .mask {
        position: absolute;
        z-index: 4;
        width: 100%;
        height: 100%;
        background: #000;
        top: 0;
        left: 0;
        opacity: 0;
        transition: all 0.8s ease-out;
        transition-delay: 0.5s; }
    .product .swiper-slide .txt_box {
      padding: 30px;
      position: relative;
      z-index: 2; }
      .product .swiper-slide .txt_box h2 {
        font-size: 24px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        width: 100%;
        margin-bottom: 20px;
        color: #555555;
        transition: all 0.8s ease-out;
        transition-delay: 0.5s; }
      .product .swiper-slide .txt_box p {
        font-size: 12px;
        color: #8c8c8c;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 4;
        overflow: hidden;
        transition: all 0.8s ease-out;
        transition-delay: 0.5s;
        line-height: 2;
        height: 96px;
        width: 100%; }
    .product .swiper-slide .color_bar {
      position: absolute;
      width: 100%;
      height: 0;
      z-index: 1;
      background: #54616e;
      top: 0;
      left: 0;
      top: 50%;
      transform: translateY(-50%);
      transition: all 0.5s ease-out;
      /*transition-delay: 0.5s; */
    }
    .product .swiper-slide:hover .color_bar {
      height: 100%; }
    .product .swiper-slide:hover .txt_box h2 {
      color: #fff; }
    .product .swiper-slide:hover .txt_box p {
      color: #fff; }
    .product .swiper-slide:hover .img_box .mask {
      opacity: 0.4; }
  .product .product_btn {
    position: relative;
    height: 30px;
    text-align: center;
    margin-top: 50px; }
    .product .product_btn .swiper-button-next,
    .product .product_btn .swiper-button-prev {
      width: 30px;
      height: 30px;
      position: static;
      display: inline-block;
      background: #000;
      margin-top: 0;
      border-radius: 50%;
      margin: 0 5px; }
    .product .product_btn .swiper-button-prev,
    .product .product_btn .swiper-container-rtl .swiper-button-next {
      background: url(../img/icon_left.png) no-repeat left center; }
    .product .product_btn .swiper-button-next,
    .product .product_btn .swiper-container-rtl .swiper-button-prev {
      background: url(../img/icon_right.png) no-repeat left center; }

@media (max-width: 768px) {
  .product {
    padding: 35px 0; }
  .product .swiper-slide {
    padding-top: 100px; }
  .product .swiper-slide .txt_box {
    padding: 15px; }
  .product .index_title {
    margin-bottom: 30px; }
  .product .product_btn {
    margin-top: 20px; } }

.pro_nav {
  padding: 70px 15px;
  background: url(../img/bg_pronav.png) no-repeat center/cover; }
  .pro_nav .list {
    overflow: hidden;
    width: 1000px;
    margin: 0 auto;
    max-width: 100%; }
    .pro_nav .list li {
      width: 20%;
      float: left;
      text-align: center;
      text-transform: uppercase;
      font-size: 14px;
      color: #000000; }
      .pro_nav .list li a {
        color: #000; }
        .pro_nav .list li a:hover {
          color: #fff; }

@media (max-width: 768px) {
  .pro_nav .list li {
    width: 100%;
    margin-bottom: 15px; }
  .pro_nav {
    padding: 25px 15px; } }

.document_list {
  background: #fff; }
  .document_list .list {
    width: 100%;
    margin: 0 auto;
    max-width: 100%; }
    .document_list .list li {
      background: #fff; }
      .document_list .list li:nth-of-type(2n) {
        background: #eff2f4; }
    .document_list .list .inner {
      position: relative;
      width: 1200px;
      max-width: 100%;
      padding-top: 170px;
      padding-bottom: 100px;
      padding-right: 10px;
      padding-left: 10px;
      margin: 0 auto;
      overflow: hidden; }
      .document_list .list .inner .left {
        width: 45%;
        position: absolute;
        left: 0; }
        .document_list .list .inner .left img {
          display: block;
          max-width: 96%; }
      .document_list .list .inner .right {
        width: 55%;
        float: right; }
        .document_list .list .inner .right h2 {
          font-size: 30px;
          color: #555555;
          margin-bottom: 20px; }
        .document_list .list .inner .right h3 {
          font-size: 16px;
          color: #8c8c8c;
          line-height: 26px;
          margin-bottom: 70px; }
        .document_list .list .inner .right p {
          font-size: 16px;
          color: #8c8c8c;
          line-height: 28px;
          margin-bottom: 130px; }
        .document_list .list .inner .right .download {
          overflow: hidden; }
          .document_list .list .inner .right .download a {
            display: block;
            float: right;
            font-size: 16px;
            color: #8c8c8c;
            line-height: 25px;
            padding-left: 30px;
            background: url(../img/icon_down.png) no-repeat left center; }
            .document_list .list .inner .right .download a:hover {
              color: blue; }

@media (max-width: 768px) {
  .document_list .list .inner {
    padding-top: 50px;
    padding-bottom: 40px; }
  .document_list .list .inner .left {
    position: static;
    width: 100%;
    margin-bottom: 20px; }
    .document_list .list .inner .left img {
      display: block;
      margin: 0 auto; }
  .document_list .list .inner .right {
    width: 100%;
    float: none; }
  .document_list .list .inner .right h2 {
    font-size: 20px;
    text-align: center; }
  .document_list .list .inner .right h3 {
    font-size: 15px;
    margin-bottom: 30px; }
  .document_list .list .inner .right p {
    margin-bottom: 20px; }
  .document_list .list .inner .right .download a {
    float: left; } }

footer {
  padding: 85px 10px;
  background: url(../img/bg_footer.png) no-repeat center/cover; }
  footer .con {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
    overflow: hidden; }
    footer .con .left {
      float: left;
      width: 22%; }
      footer .con .left img {
        display: block;
        max-width: 68%; }
      footer .con .left .f_contact {
  font-size: 30px;
  color: #fff;
  margin-top: 90px;
  margin-top: 20px;
  background: url(http://www.5v-tech.com/img/ewm.jpg) no-repeat left bottom;
  background-size: 69%;
  padding-bottom: 197px;
}
        footer .con .left .f_contact span {
  display: inline-block;
  position: relative;
  padding-right: 40px;
  text-align: center;
}
          footer .con .left .f_contact span::after {
            content: "";
            display: block;
            width: 0;
            height: 0;
            border-width: 6px 15px;
            border-color: transparent transparent transparent #fff;
            border-style: solid;
            position: absolute;
            right: 0;
            bottom: 5px; }
    footer .con .right {
      width: 65%;
      float: left; }
      footer .con .right li {
        width: 93.3333333%;
        float: left;
        padding: 0 15px; }
        footer .con .right li h2 {
          font-size: 30px;
          color: #ffffff;
          margin-bottom: 40px;
          line-height: 50px;
          vertical-align: bottom; }
        footer .con .right li h3 {
          font-size: 16px;
          color: #fff;
          line-height: 50px;
          vertical-align: bottom;
          margin-bottom: 40px; }
        footer .con .right li p {
          position: relative;
          padding-left: 60px;
          /*min-height: 34px;*/
          min-height: 30px;
          margin-bottom: 15px;
          font-size: 16px;
          color: #fff;
          padding-top: 2px; }
          footer .con .right li p.tel {
            background: url(../img/icon_f1.png) no-repeat left top; }
          footer .con .right li p.fax {
            background: url(../img/icon_f2.png) no-repeat left top; }
          footer .con .right li p.email {
            background: url(../img/icon_f3.png) no-repeat left top; }
          footer .con .right li p.address {
            background: url(../img/icon_f4.png) no-repeat left top; }

.copy_rights {
  line-height: 44px;
  background: #ffffff;
  padding: 0 15px; }
  .copy_rights .inner {
    width: 1200px;
    margin: 0 auto;
    max-width: 100%;
    font-size: 14px;
    color: #555555; }

@media (max-width: 1200px) {
  footer .con .right li p {
    font-size: 14px;
    padding-left: 40px; }
  footer .con .right li h2 {
    font-size: 30px; } }

@media (max-width: 768px) {
  footer .con .left .f_contact {
    /* display: none; */
    padding-bottom: 120px;
    background-size: auto 100px;
    margin: auto;
    text-align: center;
    margin-top: 20px;
    background-position: center bottom;
    }
  footer .con .left {
    width: 100%;
    margin-bottom: 25px; }
    footer .con .left img {
      display: block;
      margin: 0 auto; }
  footer .con .right li {
    width: 100%;
    margin-bottom: 20px; }
  footer {
    padding-top: 30px;
    padding-bottom: 30px; }
  footer .con .right li h2 {
    font-size: 18px;
    margin-bottom: 0; }
  footer .con .right li h3 {
    font-size: 18px;
    margin-bottom: 0; }
  footer .con .right {
    width: 100%; }
  .copy_rights .inner {
    line-height: 1.6;
    padding-top: 10px;
    padding-bottom: 10px;
    font-size: 12px; } }

.play_box {
  width: 100%;
  height: 100%;
  position: fixed;
  z-index: 99;
  background: rgba(0, 0, 0, 0.3);
  top: 0;
  left: 0;
  display: none;
  z-index: 9999999; }
  .play_box .mask {
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 4; }
  .play_box .videos {
    z-index: 5;
    width: 1000px;
    max-width: 100%;
    padding: 0 10px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 30px; }
    .play_box .videos video {
      width: 100%;
      height: 100%; }
    .play_box .videos .vclose {
      position: absolute;
      right: 0;
      top: 0;
      cursor: pointer; }

.nav_a{
  height: auto;
  background: url(../img/img-uu_01.png) no-repeat ;
  background-size: cover ;
}
.content{
  width: 1340px;
  margin: 60px auto;
  font-size: 30px;
}
.quality .content_a{
    height: 740px;
  } 
  .scenes .content_a{
    height: 644px;
  } 
.content span{
  background: url(../img/dian_03.png) no-repeat fixed center;
  font-size: 16px;
  position: relative;
  margin: 20px 30px;
  float: right;
  
  
  
}
.protable tbody,.protable{ width:calc(100% - 40px);}
.protable tr td{ padding: 5px;
  
   background-color: #8c8c8c;
}
.protable tr:nth-child(2n) td{
   background-color: #c9c9ca;
  
}
.egm{
  font-size: 15px;
  float: right;
  /*margin-right: 5%;*/
  position: relative;
  margin-top: 5px;
  margin-bottom: 5px;
  
}
.egm img{
    position: absolute;
  
  
}
.egm a{
  margin-left: 30px;
}
.content span a{
  margin-left: 30px;
  margin-right: 20px;
}
.content span img{
  position: absolute;
  padding-right: 10px;
  display: inline-block;
  
}


.content_a{
  width: 100%;
  height: 864px;
  margin-top: 60px;
  margin-bottom: 20px;
  padding: 0 66px;
  border-left: #EFEFEF 2px solid;
  border-right: #EFEFEF 2px solid;
  box-shadow:  0 5px 5px #D4D4D4; /*底边阴影*/ 
}
.product_content .content_a{
  height: 770px;
  /* height: auto; */
}
.content_b .img_topa{
  height: 300px;
}
.content_b .hinese{
  height: 190px;
}
.child_menus{
  padding-top: 40px;
  /*隐藏滚动条，当IE下溢出，仍然可以滚动*/
    -ms-overflow-style:none;
    /*火狐下隐藏滚动条*/
    overflow:-moz-scrollbars-none;
/*Chrome下隐藏滚动条，溢出可以透明滚动*/
}
.child_menus::-webkit-scrollbar{
    display: none;
    width:0;
    height: 0;
}
.child_menus ul{
  width: 1000px;
  margin: 0 auto;
}
.child_menus li{
  cursor: pointer;
  float: left;
  width: 19.2%;
  height: 100px;
  padding-top: 24px;
  background: #eaf5ff;
  margin-right: 1%;
  color: #555555;
  font-size: 26px;
  line-height: 1;
  text-align: center;
  -webkit-transition: all 0.3s;
    -moz-transition: all 0.3s;
    -ms-transition: all 0.3s;
    -o-transition: all 0.3s;
    transition: all 0.3s;
}
.child_menus li:hover,.child_menus li.active{
  background: #54718e;
  color: #F4F5F8;
}
.scenes li:hover,.scenes li.active{
  background: url('../img/scene1@2x.png') no-repeat;
  background-size: cover;
  -webkit-background-size:cover;
}
.scenes li:nth-child(2):hover,.scenes li.active:nth-child(2){
  background: url('../img/scene2@2x.png') no-repeat;
  background-size: cover;
  -webkit-background-size:cover;
}
.scenes li:nth-child(3):hover,.scenes li.active:nth-child(3){
  background: url('../img/scene3@2x.png') no-repeat;
  background-size: cover;
  -webkit-background-size:cover;
}
.scenes li:nth-child(4):hover,.scenes li.active:nth-child(4){
  background: url('../img/scene4@2x.png') no-repeat;
  background-size: cover;
  -webkit-background-size:cover;
}
.scenes li:nth-child(5):hover,.scenes li.active:nth-child(5){
  background: url('../img/scene5@2x.png') no-repeat;
  background-size: cover;
  -webkit-background-size:cover;
}
.child_menus li:last-child{
  margin: 0;
}
.child_menus li .cn{
  margin-bottom: 10px;
}
.child_menus li .en{
  font-size: 14px;
}

.child_content .img_left{
  height: 100%;
}
.child_content .img_topa{
  width: 100%;
  height: 100%;
  padding-top: 8px;
  /*position: relative;*/
}
/*.child_content .img_topa img{
  position: absolute;
  top: 0;
  bottom: 0;
  margin: auto;
}*/

.child_content .hinese{
  height: auto;
}
.child_content .text_ul .icon{
  display: inline-block;
  vertical-align: middle;
  width: 16px;
  height: 16px;
  margin-right: 24px;
}
.child_content .text_ul{
    color: #8C8C8C;
    line-height: 28px;
    padding-bottom: 20px;
}
/*.child_content .swiper-button-next,.child_content  .swiper-button-prev{
  margin-top: 80px;
}*/



.factory{
  width: 850px;
  margin: 50px auto 100px;
}
.factory tr th{
  background-color: #E9F3F8 ;
  text-align: center;
  
}
.img_topa{
  margin: 0 auto;
  width: 80%;
  height: 384px;
  padding-top: 80px;
}
.imgbg{
  margin: 50px auto;
  
}
.imgbg h2{
  font-size: 30px;
  font-weight: bold;
  text-align: center;
}
.factory tr td{
  padding-left: 30px;
}
.factory tr td a{
  color: #000;
}
.factory tr:nth-child(2n+1) td{
   background-color: #F2F4FA;
  
}
.img_left{
  float: left;
  width: 37%;
}
.img_left img{
  /*margin-left: 10px;*/
  width: 100%;
  max-width: 100%;
  max-height: 100%;
}
.img_left table tr td{
  font-size: 14px;
  padding-left: 20px;
  margin-left: 20px;
  color: #FFFFFF;
  word-break: break-all;
}
.content{ position: relative;}
.content .swiper-button-next,
  .content .swiper-container-rtl .swiper-button-prev {
    background: url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2027%2044'%3E%3Cpath%20d%3D'M27%2C22L27%2C22L5%2C44l-2.1-2.1L22.8%2C22L2.9%2C2.1L5%2C0L27%2C22L27%2C22z'%20fill%3D'%23d3c1ad'%2F%3E%3C%2Fsvg%3E");
    right: -7vw;
    opacity: 0.5; 
    z-index: 850;-moz-transform:scale(1.4); 
-webkit-transform:scale(1.4); 
-o-transform:scale(1.4);  }
    .content .swiper-button-next:hover,
    .content .swiper-container-rtl .swiper-button-prev:hover {
      opacity: 1;
      }
  .content .swiper-button-prev,
  .content .swiper-container-rtl .swiper-button-next {-moz-transform:scale(1.4); 
-webkit-transform:scale(1.4); 
-o-transform:scale(1.4); 
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2027%2044'%3E%3Cpath%20d%3D'M0%2C22L22%2C0l2.1%2C2.1L4.2%2C22l19.9%2C19.9L22%2C44L0%2C22L0%2C22L0%2C22z'%20fill%3D'%23d3c1ad'%2F%3E%3C%2Fsvg%3E");
    left: -7vw;
    opacity: 0.5;
    z-index: 850; }
    .content .swiper-button-prev:hover,
    .content .swiper-container-rtl .swiper-button-next:hover {
 
      opacity: 1; }

.text_ri{
  width: 60%;
  float: right;
  font-size: 14px;
}
.text_ri h2{
  font-size: 26px;
  margin-bottom: 50px;
  
}
.hinese{
  /* height: 270px; */
  /*margin-bottom: 40px;*/
  color: #9D9D9D;
  line-height: 30px;
  /*padding-right: 20px;*/
  text-align: justify;
}
.english{
  padding-bottom: 20px;
  color:#8C8C8C ; 
  line-height: 30px;
  margin-top: 20px;
  /*padding-right: 20px;*/
  text-align: justify;
}
.one{
  width: 160px;
  border-right: 5px solid #FFFFFF;
}
table{border-collapse:unset;
}
.img_left table{
  /*margin: 0 auto 80px;*/
  margin: 0 auto;
}
.tr_a{
  background-color: #8C8C8C;
}
.tr_b{
  background-color: #C9C9CA;
}

.img_left table tr{
  
  
}
@media (max-width: 1600px) {
.content{ width: 1200px;}
.quality .content_a{
    height: 800px;
  } 
  .scenes .content_a{
    height: 710px;
  } 
  .product_content .content_a{
   /* height: 760px;   */
   height: 870px; 
  }
}
@media (max-width: 1400px) {
  .content{ width: 1000px;}
  .quality .content_a{
    height: 950px;
  } 
  .scenes .content_a{
    height: 830px;
  } 
  .product_content .content_a{
    /* height: 840px; */
  height: 970px;
  }
}
@media (max-width: 1100px) {
  .content{
    width: 100%;
    padding-left: 20px;
    margin:  auto;
    margin-top: 90px;
    margin-bottom: 20px;
    font-size: 18px;
    
  }
  .product_content .swiper-pagination-bullets{
    bottom: 40px;
  }
  .scenes .swiper-pagination-bullets,.quality .swiper-pagination-bullets{
    bottom: 0;
  }
  .child_menus{
    overflow: scroll;
  }
  .content_a{
    width: 100%;
    height: auto !important;
    margin-top: 40px;
    margin-bottom: 0;
    border: none;
    box-shadow: none;
    
  }
  .child_content .content_a{
    display: block;
  }
  .img_left{
    float: left;
    width: 100%;
  }
  .img_left img{
    margin-left: -10px;
    margin-bottom: 50px;
    width: 100%;
  }
  .img_left table tr td{
    font-size: 14px;
    padding: 0px 5px;
  
    color: #FFFFFF;
  }
  .child_content .img_left{
    margin: 20px 0 40px;
  }
  .child_content .img_topa img{
    position: inherit;
    margin: 0 auto;
  }
  .text_ri{
    width: 100%;
    
    font-size: 14px;
  }
  
  .text_ri h2{
    font-size: 20px;
    margin-bottom: 50px;
  }
  .hinese{
    margin-bottom: 20px;
    color: #9D9D9D;
    line-height: 30px;
    height: auto;
  }
  .english{
    color:#8C8C8C ;
    height: auto;
    line-height: 20px;margin-top: 20px;
  }
  .one{
    
    border-right: 5px solid #FFFFFF;
  }
  
  .img_left table{
    margin: 10px auto;
    
  }
  .tr_a{
    background-color: #8C8C8C;
  }
  .tr_b{
    background-color: #C9C9CA;
  }
  
  .img_left table tr{
    margin-top: 5px;
    
    
  }
  .text_ri{
    margin: 10px auto;
    padding: 10px 10px ;
  }
}

@media (max-width: 780px) {
  .content .swiper-button-next,.content .swiper-button-prve{ display: none;}
  .content{
    width: 100%;
    margin: 0px auto;
    font-size: 18px;
    margin-top: 120px;
    margin-left: -10px;     
          box-shadow: none;
  }
  .table-list {
    display: none;
  }
  .content_a{
    width: 100%;
    margin-top: 40px;
    padding:0;
  }
  .img_left{
    float: left;
    width: 100%;
    padding: 0 10px;
  }
  .img_left img{
    margin-left: -10px;
    
    width: 100%;
  }
  .img_left table tr td{
    font-size: 12px;
    padding: 0px 5px;
  
    color: #FFFFFF;
  }
  .text_ri{
    width: 100%;
    
    font-size: 14px;
  }
  .text_ri h2{
    font-size: 20px;
    margin-bottom: 50px;
  }
  .hinese{
    margin-bottom: 20px;
    height: auto;
    color: #9D9D9D;
    line-height: 30px;
  }
  .english{
    color:#8C8C8C ;
    height: auto;
    line-height: 20px;margin-top: 20px;
  }
  .one{
  
    border-right: 5px solid #FFFFFF;
  }
  
  .img_left table{
    margin: 10px auto;
    
  }
  .tr_a{
    background-color: #8C8C8C;
  }
  .tr_b{
    background-color: #C9C9CA;
  }
  
  .img_left table tr{
    margin-top: 5px;
    
    
  }
  .text_ri{
    margin: 10px auto;
    padding: 10px 10px ;
  }
  .content span {
     
      font-size: 12px;
      position: relative;
      margin: 20px 30px;
      float: right;
  }
  
  .factory{
    width: 100%;
    margin: 50px auto 100px;
  }
  .factory tr th{
    background-color: #E9F3F8 ;
    text-align: center;
    
  }
  .imgbg{
    margin: 120px auto 100px;
    
  }
  .imgbg h2{
    font-size: 20px;
    font-weight: bold;
    text-align: center;
  }
  .factory tr td{
    font-size: 12px;
    padding-left: 10px;
  }
  .factory tr:nth-child(2n+1) td{
     background-color: #F2F4FA;
    
}
}
.swiper-button-next a,.swiper-button-prev a {
  display:block;
  width:100%;
  height:100%!important;
  }
.investor-box {
  width:100%;
  /* height:calc(100% + 390px); */
  height:100%; 
  overflow:hidden;
  position:relative
}
.investor-box div div {
  height:calc(100% + 390px);
}
#easy_board {
  //position:absolute;
  width:100%;
  height: 100%;
  left:0;
  top:0;
  }