body {
  background: linear-gradient(to bottom, #f7f9fc, #e3e9f2);
  color: #333;
  font-family: 'Segoe UI', Roboto, sans-serif;
  transition: all 0.3s ease;
}

button {
  background-color: #4b6cb7;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 12px;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

button:hover {
  background-color: #3a579d;
}