body {
  font-family: "Arial", sans-serif;
  background-color: #f8f9fa;
}

h1 {
  font-weight: bold;
  color: #333;
}

.form-label {
  font-weight: 500;
  color: #495057;
}

.btn {
  font-weight: 600;
  padding: 0.6rem 1.5rem;
}

.table th,
.table td {
  vertical-align: middle;
  text-align: center;
}

.modal-header {
  background-color: #007bff;
  color: white;
}

.modal-title {
  font-weight: bold;
}

.modal-footer .btn {
  margin-left: 10px;
}

canvas {
  margin-top: 20px;
}

.btn-success {
  background-color: #28a745;
  border-color: #28a745;
}