/*body {
      font-family: Arial, sans-serif;
      display: flex;
      justify-content: center;
      align-items: center;
      min-height: 100vh;
      margin: 0;
      background-color: #f4f4f4;
    }*/
    .calendar {
      width: 300px;
      background-color: #ffffff;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
      border-radius: 10px;
      overflow: hidden;
    }
    .calendar-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 10px 20px;
      background-color: #3a66ff;
      color: #fff;
    }
    .calendar-header button {
      background: none;
      border: none;
      color: #fff;
      font-size: 18px;
      cursor: pointer;
    }
    .calendar-header h2 {
      margin: 0;
      font-size: 18px;
    }
    .calendar-body {
      padding: 10px;
    }
    .days-of-week {
      display: grid;
      grid-template-columns: repeat(7, 1fr);
      text-align: center;
      font-weight: bold;
    }
    .days-of-week div {
      padding: 5px 0;
    }
    .dates {
      display: grid;
      grid-template-columns: repeat(7, 1fr);
      text-align: center;
      gap: 5px;
    }
    .date {
      padding: 10px;
      cursor: pointer;
      border-radius: 50%;
      transition: background-color 0.3s ease;
    }
    .date:hover {
      background-color: #3a66ff;
      color: #fff;
    }
    .date.selected {
      background-color: #3a66ff;
      color: #fff;
    }
    .date.disabled {
      color: #ccc;
      pointer-events: none;
    }