* {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    body {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      background-color: #f2f2f2;
      padding: 20px;
    }

    .container {
      max-width: 800px;
      margin: auto;
      background: #fff;
      border-radius: 10px;
      padding: 20px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    }

    .section {
      margin-bottom: 30px;
    }

    .section-header {
      font-size: 20px;
      font-weight: bold;
      color: #333;
      margin-bottom: 15px;
      border-bottom: 1px solid #ddd;
      padding-bottom: 5px;
    }

    .address-display,
    .edit-form,
    .order-item,
    .shipping-info,
    .total {
      margin-top: 10px;
    }

    .text {
      font-size: 14px;
      color: #555;
      margin-bottom: 5px;
    }

    .button {
      padding: 8px 16px;
      font-size: 14px;
      border: none;
      border-radius: 5px;
      cursor: pointer;
      margin-top: 10px;
    }

    .edit-button {
      background-color: #007bff;
      color: white;
    }

    .save-button {
      background-color: #28a745;
      color: white;
      margin-right: 10px;
    }

    .cancel-button {
      background-color: #dc3545;
      color: white;
    }

    .order-button {
      background-color: #ff6600;
      color: white;
      margin-right: 10px;
    }

    .exit-button {
      background-color: #6c757d;
      color: white;
    }

    .edit-form input,
    .edit-form textarea {
      width: 100%;
      padding: 10px;
      margin-bottom: 10px;
      font-size: 14px;
      border: 1px solid #ccc;
      border-radius: 4px;
    }

    .item-name {
      font-weight: bold;
      font-size: 16px;
    }

    .item-price {
      color: #e74c3c;
      font-weight: bold;
    }

    .total {
      font-size: 18px;
      font-weight: bold;
      text-align: right;
      color: #222;
    }

    .button-group {
      text-align: right;
      margin-top: 20px;
    }

    @media screen and (max-width: 600px) {
      .container {
        padding: 15px;
      }

      .section-header {
        font-size: 18px;
      }

      .total {
        font-size: 16px;
      }

      .button-group {
        text-align: center;
      }
    }