body {
  background: linear-gradient(135deg, #e53935, #e35d5b);
}

.card {
  background: #fff;
  border-radius: 1.5rem;
}

.btn-danger {
  background-color: #b71c1c;
  border: none;
  transition: 0.3s;
}
.btn-danger:hover {
  background-color: #d32f2f;
}