form {
  font: 14px Roboto, sans-serif;
}

form label,
form input,
form select,
form textarea {
  display: block;
  box-sizing: border-box;
  width: 100%;
  max-width: 400px;
  margin-top: 4px;
}

form label,
form button {
  margin: 16px 0;
}