.sect2 {
  width: 100%;
  height: 500px;
  position: relative; }
  .sect2 img {
    width: 100%;
    height: 100%;
    object-fit: cover; }
  .sect2 .txt {
    width: 100%;
    height: 100%;
    font-size: 34px;
    font-family: Source Han Sans CN, Source Han Sans CN-Heavy;
    font-weight: 800;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 10; }

.sect3 .items {
  height: 80px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1600px;
  margin: 0 auto; }
  .sect3 .items .wrap {
    display: flex;
    align-items: center;
    font-size: 16px;
    font-family: Source Han Sans SC, Source Han Sans SC-Regular;
    font-weight: 400;
    color: #333333; 
      overflow-x: auto;
       width: 1600px;
  }
    .sect3 .items .wrap .item {
      /*margin-right: 60px;*/
      text-align: center;
      display: block; 
        margin: 0 20px;
        white-space: nowrap;
        width: 120px;
    }
    .sect3 .items .wrap .act {
      font-weight: 500;
      color: #31C5C5; }
  .sect3 .items .more {
    font-size: 16px;
    font-family: Source Han Sans SC, Source Han Sans SC-Regular;
    font-weight: 400;
    color: #333333;
    display: flex;
    align-items: center;
    position: relative;
    height: 100%; }
    .sect3 .items .more:hover .wrap {
      opacity: 1;
      visibility: visible; }
    .sect3 .items .more img {
      width: 9px;
      height: auto;
      margin-left: 4px; }
    .sect3 .items .more .wrap {
      position: absolute;
      top: calc(100% + 1px);
      left: 50%;
      transform: translateX(-50%);
      display: block;
      background-color: #fff;
      padding: 0 6px;
      opacity: 0;
      visibility: hidden;
      transition: all .3s linear; }
      .sect3 .items .more .wrap .item {
        padding: 16px;
        border-bottom: 1px solid #F6F6F6;
        margin: 0;
        text-align: center; }
        .sect3 .items .more .wrap .item:last-child {
          border-bottom: none; }

.sect4 {
  padding: 80px 0;
  background-color: #f9f9f9; }
  .sect4 .tit {
    margin: 0 auto;
    font-size: 40px;
    font-family: Source Han Sans CN, Source Han Sans CN-Bold;
    font-weight: 700;
    color: #333333;
    text-align: center; }
  .sect4 .items {
    width: 84%;
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    padding-top: 40px; }
    .sect4 .items .item {
      width: calc(25% - 30px);
      background-color: #fff;
      display: block;
      cursor: pointer;
      box-shadow: 10px 10px 20px 0 rgba(222, 222, 222, 0.16); }
      .sect4 .items .item img {
        width: 100%;
        aspect-ratio: 37/28;
        object-fit: cover; }
      .sect4 .items .item .i-txt {
        text-align: center;
        padding: 40px; }
        .sect4 .items .item .i-txt .tit {
          font-size: 22px;
          font-family: Source Han Sans CN, Source Han Sans CN-Bold;
          font-weight: 700;
          color: #333333;
          margin-bottom: 30px; }
        .sect4 .items .item .i-txt .more {
          font-size: 16px;
          font-family: PingFang SC, PingFang SC-Medium;
          font-weight: 500;
          color: #979797;
          display: flex;
          align-items: center;
          justify-content: center;
          border-bottom: 1px solid #979797;
          width: fit-content;
          margin: 0 auto;
          padding-bottom: 4px;
          padding-left: 6px; }
          .sect4 .items .item .i-txt .more::after {
            content: '';
            display: block;
            width: 6px;
            height: 6px;
            border-bottom-color: #979797;
            border-style: solid;
            border-width: 1px 1px 0 0;
            rotate: 45deg;
            margin-left: 0;
            opacity: 0;
            transition: all .3s linear; }
      .sect4 .items .item:hover .i-txt .more {
        padding-left: 0; }
        .sect4 .items .item:hover .i-txt .more::after {
          opacity: 1;
          margin-left: 20px; }

/*# sourceMappingURL=product.css.map */