html, body{
      overflow: visible;
    }
    .zhanhui {
      width: 100%;
      position: relative;
      background: #FFFFFF;
    }

    .banner {
      width: 100%;
      position: relative;
      line-height: 0;
    }

    .bannerh3 {
      position: absolute;
      left: 50%;
      top: 50%;
      transform: translate(-50%, -50%);
      font-size: 100px;
      font-family: 'aorexb';
      line-height: 100px;
      color: #FFFFFF;
    }

    .banner img {
      width: 100%;
      aspect-ratio: 20 / 9;
    }

    .zhanhui-content {
      width: 1200px;
      margin: auto;
    }

    .appmore {
      position: absolute;
      left: 0;
      bottom:  51px;
      width: 295px;
      height: 51px;
      border: 1px solid #477F69;
      background: #477F69;
      display: flex;
      justify-content: center;
      align-items: center;
      font-size: 16px;
      color: #FFFFFF;
      font-weight: 400;
      clip-path: polygon(0 calc(100% - 5px), 5px 100%, calc(100% - 5px) 100%, 100% calc(100% - 5px), 100% 5px, calc(100% - 5px) 0, 5px 0, 0 5px);
      margin: auto;
      cursor: pointer;
     
    }

    .top-content {
      width: 1200px;
      margin: auto;
      text-align: center;
      padding-top: 170px;
      display: flex;
      justify-content: space-between;
      position: relative;
    }


    .tc-div {
      width: 906px;
      padding-bottom: 170px;
      
        position: relative;
    }


    /* one end */
    .tc-item a {
      display: flex;
      width: 100%;
      height: 100%;
      background: #FFFFFF;

      box-sizing: border-box;

      flex-direction: column;
    }

    .tc-item {
      margin-bottom: 32px;
    }

    .tc-left {

      display: flex;
      align-items: center;
    }

    .tc-left img {
      width: 100%;
      height: 414px;
      background: #FFFFFF;
      object-fit: cover;
    }

    .tc-right {
      text-align: left;
      width: 100%;
      background: #EEEEEE;
      padding: 21px;
    transition: all 0.3s;
    }

    .tc-right h3 {
      width: 100%;
      height: auto;
      font-weight: 600;
      font-size: 26px;
      color: #251E1C;
      line-height: 30px;

      margin-bottom: 40px;

    }

    .tc-right p {
      width: 100%;
      height: 94px;
      font-weight: 300;
      font-size: 16px;
      color: #251E1C;
      line-height: 19px;
      border-bottom: 1px solid #707070;
      margin-bottom: 26px;

    }

    .tc-right-flex {
      display: flex;
      justify-content: flex-start;
      align-items: center;
      width: 100%;
      height: 24px;
    }

    .tc-right span:first-child {
      height: 19px;
      display: flex;
      font-weight: 300;
      font-size: 14px;
      color: #3C3D3D;
      line-height: 14px;
      margin-right: 7px;
      align-items: center;
    }

    .tc-right span:last-child {
      width: 15px;
      height: 2px;
      background: #B4B4B4;
      position: relative;
    }



    .trflex {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;

    }

    .trmove img {
      width: 24px;
      height: 24px;
    }

    .site-footer {
      margin-top: 0;
    }

    .tc-item:hover .tc-right {
      background: #477F69;
    }

    .tc-item:hover .tc-right h3 {
      color: #FFFFFF;
    }

    .tc-item:hover .tc-right p {
      color: #FFFFFF;
      border-bottom: 1px solid #FFFFFF;
    }

    .tc-item:hover .trflex span {
      color: #FFFFFF;
    }

    /* right */
    .news-right {
      width: 268px;
      height: 100vh;
          position: sticky;
    top: 45px;

    }

    .mews-right-xian {
      width: 100%;
      margin-bottom: 19px;
      height: 1px;
      background: #707070;
    }

    .nr-content {
      width: 100%;
      margin-bottom: 10px;
      background: #F7F7F7;
      padding: 10px;
      box-sizing: border-box;

    }

    .nr-bottom {
      width: 100%;
      padding: 17px 14px 0 13px;
      box-sizing: border-box;
      background: #F7F7F7;
    }

    .nr-bottom2 {
      width: 100%;
      padding: 17px 14px 21px 13px;
      box-sizing: border-box;
      background: #F7F7F7;
    }

    .news-xian {
      width: 100%;
      height: 0px;
      border: 1px solid #707070;
      margin-bottom: 37px;
    }

    .nr-item {
      width: 100%;
      height: 100%;
      background: #EEEEEE;
      border-radius: 0px 0px 0px 0px;

      margin-bottom: 25px;
    }

    .nr-item a {
      width: 100%;
      height: 100%;
      display: inline-block;
    }

    .nr-text {
      width: 100%;
      height: auto;
      box-sizing: border-box;
      padding: 7px;
      display: flex;
      flex-direction: column;
    }

    .nr-text p {
      width: 100%;
      height: auto;
      font-weight: bold;
      font-size: 13px;
      color: #3C3D3D;
      line-height: 18px;
      text-align: left;
      margin-bottom: 10px;
    }

    .nr-text span {
      font-weight: 300;
      font-size: 11px;
      color: #3C3D3D;
      text-align: left;
    }

    .nr-item img {
      width: 100%;
      height: 130px;
      object-fit: cover;
      border-bottom: 1px solid #707070;
    }

    .nn-c p,
    .nn-c span {
      white-space: pre-wrap !important;
      background-color: #FFFFFF !important;
      margin: 0 !important;

    }

    .nh3 {

      font-weight: bold;
      font-size: 27px;
      color: #333333;
      line-height: 30px;
      margin-bottom: 27px;
      text-align: left;
      width: 880px;
    }

    .mews-flex {
      display: flex;
      justify-content: space-between;
    }

    .mewss1 {
      font-weight: 400;
      font-size: 18px;
      color: #B4B4B4;
      line-height: 22px;
      margin-bottom: 13px;
    }

    .mewss2 {
      font-weight: bold;
      font-size: 18px;
      color: #251E1C;
      line-height: 22px;
      margin-bottom: 13px;
    }

    .nn-c {
      width: 100%;
    }

    .news-bottom {
      display: flex;
      justify-content: space-between;
    }

    .news-bottom a {

      font-weight: 400;
      font-size: 14px;
      color: #666666;
      line-height: 30px;
    }

    .nr-help {
      font-weight: bold;
      font-size: 14px;
      color: #251E1C;
      line-height: 20px;
      margin-bottom: 5px;
      text-align: center;
    }

    .nr-button {
      width: 100%;
      height: 45px;
      background: #008068;
      border-radius: 5px 5px 5px 5px;

      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      font-weight: 600;
      font-size: 17px;
      line-height: 19px;
      color: #FFFFFF;

      margin-bottom: 17px;
    }

    .nr-fx {
      font-weight: bold;
      font-size: 16px;
      color: #6D6D6D;
      margin-bottom: 11px;
      text-align: center;
    }

    .nr-xian {
      width: 100%;
      height: 0px;
      border: 1px solid #707070;
      margin-bottom: 15px;
    }

    .site-footer {
      margin-top: 0;
    }

    .nr-icon a {
      width: 27px;
      height: 27px;

      display: flex;
      justify-content: center;
      align-items: center;

    }

    .nr-icon img {
      width: 27px;
      height: 27px;
    }

    .nr-icon {
      display: flex;
      justify-content: space-around;
    }



    .nr-icon a:hover img:last-child {
      display: block;
    }

    .nr-icon a:hover img:first-child {
      display: none;
    }

    .nr-item:hover .nr-text {
      background: #477F69;
    }

    .nr-item:hover .nr-text p {
      color: #FFFFFF;
    }

    .nr-item:hover .nr-text span {
      color: #FFFFFF;
    }



    @media (max-width:1200px) {
      html, body {
    overflow: visible;
}
      .top-content {
        padding-top: 70px;
      }
      .appmore{
        position: relative;
      }
      .tc-right {
        width: 100%;
        padding: 10px;
      }

      .tc-div {
        width: 100%;
      
      }

      .tc-left {
        padding-right: 0px;
      }

      .tc-right p {
        height: 100%;
        padding-bottom: 10px;
      }

      .top-content {
        width: 95%;
        flex-direction: column;
      }

      .tc-right h3 {
        margin-top: 13px;
      }

      .tc-left img {
        width: 100%;
        height: auto;
      }

      .news-right {
        width: 100%;
      }

      .tc-item a {
        flex-direction: column;
        height: auto;
      }

      .tc-left {
        justify-content: center;
        margin-right: 0;
        width: 100%;
      }

      .tc-right p {
        font-size: 13px !important;
        line-height: 18px !important;
      }


      .bannerh3 {
        font-size: 40px !important;
      }
    }
    @media (max-width:750px){
       .banner img {
    
      aspect-ratio: 750 / 739;
    }

    }