body {
  background-color: #ffffff;
  color: #222;
  font-family: 'Segoe UI', sans-serif;
}
header {
  background-color: #000;
  color: #fff;
  padding: 1rem 2rem;
}
footer {
  background-color: #000;
  color: #fff;
  padding: 1rem;
  text-align: center;
}
.btn-primary {
  background-color: #ff6600;
  border: none;
}
.btn-primary:hover {
  background-color: #e65c00;
}
.card {
  border: none;
  border-radius: 1rem;
  box-shadow: 0 0 1rem rgba(0,0,0,0.05);
}