.drupal-radio-change div.js-webform-radios {
  flex-direction: column;
}
.drupal-radio-change div.js-webform-radios div {
  margin: 5px;
}

.drupal-radio-change div.js-webform-radios-other {
  flex-direction: column;
}
.drupal-radio-change div.js-webform-radios-other div {
  margin: 5px;
}