:root {
  color-scheme: light dark;
  font-family: sans-serif;
}

.button-bar {
  margin-top: 0.5em;
  margin-bottom: 0.5em;
}

.button-bar > * + * {
  margin-left: 0.5em;
}

label {
  display: block;
}

form > div + div {
  margin-top: 0.5em;
}