form label  {
    margin-top: 1.5em;
    font-weight: 600;
}
form input[type="radio"] + label {
  font-weight: normal;
  margin-bottom: -1em;
  margin-top: -0.5em;
}
form input[type="submit"] {
  font-weight: normal;
  margin-top: 1.5em;
}