.showcase > * {
  margin: 0.25em 0.65em 0.65em 0 !important;
}
.showcase > span[dir] {
  display: inline-block;
}
#customization {
  margin-top: 1.5em;
}
#customization .color {
  --d: 1em;
  display: inline-block;
  vertical-align: text-bottom;
  width: var(--d);
  height: var(--d);
  border: 1px solid;
  margin: 0 0.15em;
}
#customization > fieldset {
  margin-right: 0.5em;
  margin-top: 0.5em;
}
@media (max-width: 480px) {
  #customization > fieldset {
    width: 100%;
    margin: 0;
    margin-bottom: 0.75em;
  }
}