body {
  font-family: system-ui, sans-serif;
  color: #1a1a1a;
  margin: 0;
}

.btn {
  background: #173f85;
  color: #fff;
  padding: 0.7rem 1.5rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 500;
}

.btn:hover {
  background: #0f2f66;
}