/* Bootstrap 3 Card CSS */
.card {
    border: 1px solid #ddd;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    padding: 15px;
    margin-bottom: 20px;
    background-color: #fff;
  }

  .card-header {
    font-size: 18px;
    font-weight: bold;
    padding: 10px;
    border-bottom: 1px solid #ddd;
    background-color: #f8f9fa;
  }

  .card-body {
    padding: 15px;
  }

  .card-footer {
    padding: 10px;
    border-top: 1px solid #ddd;
    background-color: #f8f9fa;
  }