html, body {
      margin: 0;
      padding: 0;
      font-family: Arial, sans-serif;
      height: 100%;
    }

    body {
      display: flex;
      justify-content: center; /* Center horizontally */
      align-items: flex-start; /* Align to top */
      padding: 1rem;
      box-sizing: border-box;
      background-color: #f8f8f8;
    }

    .container {
      background: white;
      padding: 0px 20px 10px 20px;
      border-radius: 10px;
      box-shadow: 0 0 15px rgba(0,0,0,0.1);
      max-width: 500px;
      width: 100%;
      text-align: center;
    }

    .timeslot {
      display: inline-block;
      margin: 5px;
      padding: 10px 15px;
      border: 1px solid #000;
      border-radius: 5px;
      cursor: pointer;
      background-color: rgba(183, 28, 28, 0.3);
    }
    .disabled {
      background-color: #ddd;
      cursor: not-allowed;
    }
    label {
      display: block;
      margin: 10px 0 5px;
      text-align: left;
    }
    input[type="text"],
    input[type="date"] {
      width: 100%;
      padding: 8px;
      margin-bottom: 10px;
      box-sizing: border-box;
    }
    button {
      padding: 10px 20px;
      margin: 10px;
      cursor: pointer;
    }

    #confirmation {
      margin-top: 1.5rem;
      padding: 1rem;
      border: 1px solid #ccc;
      background-color: #f1f1f1;
      border-radius: 6px;
    }