.section {
      padding: 90px 20px;
      max-width: 1200px;
      margin: auto;
    }

    h1 {
      font-size: 60px;
      font-weight: bold;
      color: rgba(0, 100, 0, 0.1);
      margin: 0;
    }

    h2 {
      font-size: 38.7px;
      color: #048646;
      margin: -20px 0 10px 0;
      font-weight: 700;
    }

    .buttons {
      text-align:right;
    }

    .btn {
      display: inline-block;
      padding: 8px 22px;
      border-radius: 20px;
      font-size: 16px;
      font-weight: bold;
      margin: 0 5px;
      cursor: pointer;
      color: white;
      text-decoration: none;
      transition: all 0.3s ease;
    }

    .btn.green {
      background: #048646;
    }

    .btn.orange {
      background: #f08c32;
    }

    .btn.active {
      box-shadow: 0 4px 8px rgba(0,0,0,0.2);
      transform: scale(1.05);
    }

    .products {
      display: none; /* 默认隐藏 */
      justify-content: center;
      flex-wrap: wrap;
      gap: 60px;
      margin-top: 65px;
    }

    .products.active {
      display: flex; /* 显示被选中的分类 */
    }

    .product {
      text-align: center;
      position: relative;
    }

    .weight {
      font-weight: bold;
      font-size: 16px;
      color: #048646;
      margin-bottom: 10px;
    }

    .line {
      width: 2px;
      height: 60px;
      background: #f08c32;
      margin: 0 auto;
      position: relative;
    }

    .dot {
      width: 10px;
      height: 10px;
      background: orange;
      border-radius: 50%;
      position: absolute;
      bottom: -5px;
      left: 50%;
      transform: translateX(-50%);
    }

    .product img {
      margin-top: 10px;
      max-width: 150px;
      height: auto;
      display: block;
    }