form {
  max-width: 400px;
  margin: auto;
  padding: 20px;
  background: #f4f4f4;
  border-radius: 8px;
}
label {
  display: block;
  margin-top: 10px;
}
input, select, button {
  width: 100%;
  padding: 8px;
  margin-top: 5px;
}
button {
  background-color: #007bff;
  color: white;
  border: none;
  margin-top: 15px;
  cursor: pointer;
}