.w {
    width: 1200px;
    margin: 0 auto;
  }
  .right {
    float: right;
  }
  .left {
    float: left;
  }
  .text-overflow {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: block;
  }
  .clearfix::after {
    content: '';
    display: block;
    clear: both;
  }
  .header-hd {
    font-size: 12px;
    color: #999;
    background: url(../image/hline.jpg) repeat-y center;
  }
  .header-hd a {
    padding-left: 20px;
  }
  .header-bd {
    height: 92px;
    background: url(../image/hbdbg.jpg) no-repeat center;
  }
  .header-bd .header-logo {
    float: left;
  }
  .header-bd .header-tel {
    background: url(../image/htel.png) no-repeat left center;
    padding-left: 99px;
    font-size: 14px;
    line-height: 1.2;
    padding-top: 13px;
    margin-top: 7px;
  }
  .header-bd .header-tel p {
    font-size: 38px;
    color: #fe8a00;
  }
  .search-region {
    height: 81px;
    width: 1200px;
    border-bottom: 1px dashed #bfbfbf;
    line-height: 80px;
    margin: 0 auto;
  }
  .search-region .search-hot {
    float: left;
    font-size: 18px;
    color: #999;
  }
  .search-region .search-form {
    float: right;
    height: 45px;
    border: 1px solid #bfbfbf;
    margin-top: 17px;
  }
  .search-region .search-form .search__key {
    width: 371px;
    line-height: 43px;
    padding: 0 20px;
    color: #999;
    border: none;
    outline: none;
  }
  .search-region .search-form .search__button {
    width: 48px;
    height: 45px;
    background: url(../image/sbtn.png) no-repeat center #fe8a00;
    border: none;
    cursor: pointer;
    outline: none;
  }
  .region-tit {
    text-align: center;
  }
  .region-tit h2 {
    background: url(../image/titline.png) no-repeat center bottom;
    padding-bottom: 5px;
    font-sizE: 40px;
    color: #000;
    margin-bottom: 7px;
    font-weight: normal;
  }
  .region-tit p {
    font-sizE: 14px;
    color: #666;
  }
  .product-region {
    padding: 60px 0;
    overflow: hidden;
  }
  .product-region .product-bd {
    overflow: hidden;
    margin: 30px 0;
  }
  .product-region .product-bd .product-lside {
    width: 290px;
    background: url(../image/proside.png) no-repeat top;
    padding-right: 26px;
    box-sizing: border-box;
  }
  .product-region .product-bd .product-lside h3 {
    font-size: 30px;
    text-align: center;
    color: #fff;
    font-weight: normal;
    line-height: 60px;
  }
  .product-region .product-bd .product-lside ul {
    padding: 25px;
  }
  .product-region .product-bd .product-lside ul li {
    margin-bottom: 12px;
  }
  .product-region .product-bd .product-lside ul li a {
    display: block;
    height: 38px;
    line-height: 38px;
    padding: 0 10px;
    overflow: hidden;
    font-size: 18px;
    font-family: '宋体';
    background: #fff;
  }
  .product-region .product-bd .product-lside ul li a:hover {
    background: #fe8a00;
    color: #fff;
  }
  .product-region .product-bd .product-img {
    position: relative;
    width: 654px;
    margin-top: 31px;
    margin-left: 12px;
  }
  .product-region .product-bd .product-img img {
    width: 100%;
    display: block;
  }
  .product-region .product-bd .product-img p {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.5);
    line-height: 48px;
    font-size: 18px;
    text-align: center;
    height: 48px;
    overflow: hidden;
    color: #fff;
  }
  .product-region .product-bd .product-nav {
    width: 223px;
    height: 463px;
    margin-top: 31px;
    bordeR: 1px solid #0c4fa5;
  }
  .product-region .product-bd .product-nav li {
    font-sizE: 20px;
    color: #333;
    line-height: 45px;
    margin: 39px 0;
    padding-left: 24px;
  }
  .product-region .product-bd .product-nav li img {
    vertical-align: middle;
    margin-right: 16px;
    width: 41px;
  }
  .product-region .product-list li {
    width: 282px;
    margin-right: 24px;
  }
  .product-region .product-list li img {
    width: 100%;
  }
  .product-region .product-list li p {
    font-sizE: 16px;
    color: #666;
    margin-top: 5px;
    text-align: center;
    padding: 0 10px;
  }
  .product-region .product-list li:last-of-type {
    margin-right: 0;
  }
  .case-region {
    padding-bottom: 60px;
  }
  .case-region .case-region-bd {
    margin-top: 40px;
    overflow: hidden;
    border-bottom: 12px solid #1857a4;
  }
  .case-region .case-img {
    width: 554px;
    position: relative;
    float: left;
  }
  .case-region .case-img img {
    width: 100%;
  }
  .case-region .case-img p {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    line-height: 41px;
    color: #fff;
    background: rgba(0, 0, 0, 0.5);
    font-sizE: 16px;
    text-align: center;
  }
  .case-region .case-con {
    width: 625px;
    float: right;
  }
  .case-region .case-con .case-desc {
    font-size: 14px;
    line-height: 28px;
    color: #666;
    height: 84px;
    overflow: hidden;
    margin: 20px 0px;
  }
  .case-region .case-con h3 {
    font-sizE: 24px;
    color: #666;
    display: inline-block;
    border-top: 7px solid #fe8a00;
    font-weight: normal;
    margin-bottom: 16px;
  }
  .case-region .case-con .case-swiper li {
    width: 196px;
    margin-right: 18px;
  }
  .case-region .case-con .case-swiper li img {
    width: 100%;
    display: block;
  }
  .case-region .case-con .case-swiper li p {
    font-sizE: 16px;
    color: #666;
    text-align: center;
    margin-top: 5px;
  }
  .avant-region .avant-tit {
    height: 230px;
    background: url(../image/avanttit.png) no-repeat center;
    color: #fff;
    text-align: center;
    box-sizing: border-box;
    padding-top: 67px;
  }
  .avant-region .avant-tit h2 {
    font-weight: normal;
    font-size: 52px;
  }
  .avant-region .avant-tit h2 span {
    font-size: 70px;
    color: #fe8a00;
  }
  .avant-region .avant-bd {
    background: url(../image/avantbg.jpg) no-repeat top center;
  }
  .avant-region .avant-bd li .item-hd {
    width: 560px;
    padding-top: 30px;
  }
  .avant-region .avant-bd li .item-hd .tit {
    margin-bottom: 44px;
  }
  .avant-region .avant-bd li .item-hd .list {
    border-left: 1px solid #b8b8b8;
    margin-left: 17px;
  }
  .avant-region .avant-bd li .item-hd .list p {
    line-height: 31px;
    margin-bottom: 10px;
    position: relative;
    padding-left: 19px;
    font-size: 18px;
    color: #666;
  }
  .avant-region .avant-bd li .item-hd .list p::before {
    content: '';
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 1px solid #5a5a5a;
    margin-right: 10px;
    border-radius: 50%;
    background: #fff;
    position: absolute;
    left: -10px;
    top: 5px;
  }
  .team-region {
    margin-top: 60px;
    background: url(../image/teambg.png) no-repeat top center;
    padding-top: 56px;
  }
  .team-region .team-left {
    width: 595px;
    height: 399px;
    background: #fff;
    padding: 50px 50px 20px 20px;
    box-sizing: border-box;
    color: #1857a4;
    float: left;
  }
  .team-region .team-left dt {
    font-size: 30px;
    border-bottom: 1px solid #1857a4;
    margin-bottom: 26px;
  }
  .team-region .team-left dd {
    font-sizE: 16px;
  }
  .team-region .team-left dd img {
    vertical-align: middle;
    margin-right: 8px;
  }
  .team-region .team-left ul {
    margin-top: 28px;
  }
  .team-region .team-left ul li {
    display: inline-block;
    width: 90px;
    height: 88px;
    bordeR: 1px solid #1857a4;
    text-align: center;
    margin-right: 42px;
    padding: 8px;
    box-sizing: border-box;
  }
  .team-region .team-left ul li:nth-of-type(4) {
    margin-right: 0;
  }
  .team-region .team-left ul li p {
    border-top: 1px solid #1857a4;
  }
  .team-region .team-right {
    float: right;
    width: 597px;
    font-size: 0;
  }
  .team-region .team-right img {
    width: 100%;
  }
  .team-region .team-ft {
    clear: both;
    width: 821px;
    height: 138px;
    background: url(../image/tft.jpg) no-repeat center;
    margin-left: auto;
    box-sizing: border-box;
    padding-left: 279px;
    line-height: 1.2;
    padding-top: 56px;
  }
  .team-region .team-ft .tel {
    background: url(../image/tfttel.png) no-repeat left center;
    padding-left: 47px;
    font-size: 18px;
    color: #666;
  }
  .team-region .team-ft .tel p {
    font-size: 30px;
    color: #1857a4;
  }
  .team-region .team-ft .tel p a {
    display: inline-block;
    width: 138px;
    height: 32px;
    background: #ff8400;
    line-height: 32px;
    text-align: center;
    margin-left: 10px;
    color: #fff;
    font-size: 16px;
    vertical-align: top;
  }
  .about-region {
    padding: 60px 0;
  }
  .about-region .about-bd {
    overflow: hidden;
    margin-top: 30px;
  }
  .about-region .about-bd .about-bd-img {
    float: left;
    width: 475px;
    font-size: 0;
  }
  .about-region .about-bd .about-bd-img img {
    width: 100%;
  }
  .about-region .about-bd .about-bd-desc {
    float: right;
    width: 700px;
  }
  .about-region .about-bd .about-bd-desc h3 {
    font-size: 30px;
    coloR: #0058a6;
    font-weight: normal;
    margin: 15px 0 20px;
  }
  .about-region .about-bd .about-bd-desc .about-desc {
    font-sizE: 18px;
    line-height: 28px;
    height: 196px;
    overflow: hidden;
    color: #666;
  }
  .about-region .about-ft h3 {
    font-sizE: 18px;
    color: #666;
    font-weight: normal;
    margin: 45px 0 55px;
    background: url(../image/abtit.png) no-repeat right center;
  }
  .about-region .about-ft .about-ft-swiper {
    position: relative;
  }
  .about-region .about-ft .about-ft-swiper .hd a {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
  }
  .about-region .about-ft .about-ft-swiper .hd .prev {
    left: -22px;
  }
  .about-region .about-ft .about-ft-swiper .hd .next {
    right: -22px;
  }
  .about-region .about-ft .about-ft-swiper .bd {
    overflow: hidden;
    width: 1120px;
    margin: 0 auto;
  }
  .about-region .about-ft .about-ft-swiper .bd li {
    width: 268px;
    margin-right: 12px;
  }
  .about-region .about-ft .about-ft-swiper .bd li img {
    display: block;
    width: 100%;
  }
  .about-region .about-ft .about-ft-swiper .bd li p {
    text-align: center;
    font-size: 16px;
    color: #666;
  }
  .news-region .news-bd {
    overflow: hidden;
    margin-top: 40px;
  }
  .news-region .news-bd .news-bd-left {
    width: 434px;
    height: 565px;
    float: left;
    background: #f2f2f2;
    box-sizing: border-box;
    position: relative;
    padding: 17px;
    color: #666;
  }
  .news-region .news-bd .news-bd-left h3 {
    font-sizE: 18px;
    font-weight: normal;
    color: #666;
    margin-top: 23px;
  }
  .news-region .news-bd .news-bd-left p {
    font-size: 14px;
    line-height: 25px;
    height: 100px;
    overflow: hidden;
    color: #666;
    margin: 20px 0;
  }
  .news-region .news-bd .news-bd-left .time {
    font-size: 18px;
    color: #666;
    border-left: 1px solid #ff8400;
    padding-left: 20px;
    line-height: 82px;
    position: absolute;
    bottom: 247px;
    left: 92px;
    z-index: 2;
  }
  .news-region .news-bd .news-bd-left img {
    position: absolute;
    max-width: 100%;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
  }
  .news-region .news-bd .news-bd-list {
    width: 730px;
    float: right;
  }
  .news-region .news-bd .news-bd-list li {
    border-bottom: 1px solid #dcdcdc;
    position: relative;
    padding-left: 230px;
    padding-bottom: 27px;
    margin-bottom: 27px;
  }
  .news-region .news-bd .news-bd-list li img {
    position: absolute;
    left: 0;
  }
  .news-region .news-bd .news-bd-list li h3 {
    font-size: 18px;
    color: #333;
    font-weight: normal;
  }
  .news-region .news-bd .news-bd-list li p {
    font-size: 14px;
    line-height: 24px;
    color: #666;
    margin: 6px 0;
  }
  .news-region .news-bd .news-bd-list li span {
    font-size: 16px;
    color: #666;
    display: block;
    background: url(../image/newsr.png) no-repeat right center;
  }
  .news-region .news-bd .news-bd-list li:last-of-type {
    border-bottom: 0;
  }
  .ft-slogan {
    background: url(../image/slobg.png) no-repeat center;
    height: 133px;
    color: #fff;
  }
  .ft-slogan .left {
    font-size: 16px;
    padding-top: 30px;
  }
  .ft-slogan .left h3 {
    font-sizE: 30px;
    font-weight: normal;
  }
  .ft-slogan .right {
    font-sizE: 30px;
    padding-top: 51px;
  }
  .footer-region {
    background: #313131;
  }
  .footer-region .footer-hd {
    overflow: hidden;
    padding: 60px 0 20px;
  }
  .footer-region .footer-hd .footer-nav {
    width: 705px;
    float: left;
  }
  .footer-region .footer-hd .footer-nav .ftnav dl {
    display: inline-block;
    vertical-align: top;
    color: #fff;
    padding-right: 100px;
  }
  .footer-region .footer-hd .footer-nav .ftnav dl dt {
    font-size: 20px;
    line-height: 40px;
  }
  .footer-region .footer-hd .footer-nav .ftnav dl dd {
    font-size: 16px;
    line-height: 40px;
  }
  .footer-region .footer-hd .footer-nav .ftnav dl dd:nth-of-type(n+3) {
    display: none;
  }
  .footer-region .footer-hd .footer-nav .ftnav dl:nth-of-type(n+4) {
    display: none;
  }
  .footer-region .footer-hd .footer-nav .footer-tel {
    overflow: hidden;
    margin-top: 53px;
  }
  .footer-region .footer-hd .footer-nav .footer-tel .fttel {
    float: left;
    color: #fff;
    font-size: 16px;
    padding-top: 7px;
    width: 395px;
  }
  .footer-region .footer-hd .footer-nav .footer-tel .fttel p {
    font-size: 30px;
    margin: 2px 0;
  }
  .footer-region .footer-hd .footer-nav .footer-tel .ftcode {
    float: right;
  }
  .footer-region .footer-hd .footer-nav .footer-tel .ftcode li {
    display: inline-block;
    vertical-align: top;
    width: 126px;
    height: 134px;
    background: url(../image/ftk.png) no-repeat center;
    text-align: center;
    margin-left: 18px;
    padding-top: 10px;
  }
  .footer-region .footer-hd .footer-nav .footer-tel .ftcode li img {
    max-width: 100%;
  }
  .footer-region .footer-hd .footer-nav .footer-tel .ftcode li p {
    font-size: 12px;
    color: #f0f0f0;
  }
  .footer-region .footer-hd .footer-img {
    width: 465px;
    float: right;
  }
  .footer-region .footer-bd {
    border-top: 1px solid #545454;
    font-sizE: 16px;
    color: #625f5f;
    text-align: center;
    padding-bottom: 20px;
    padding-top: 20px;
  }
  .footer-region .footer-bd p {
    display: inline-block;
  }