Plik: app.componentcss.txt

.list-group-item {
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.list-group-item.active {
  background-color: #007bff; /* Niebieski Bootstrap */
  color: white;
  font-weight: bold;
  border: 2px solid #0056b3;
  text-decoration: underline; /* Podkreślenie */
}