.ratiobox {
  display: flex;
  gap: 0.5rem;
  padding-top: var(--half-line-space);
  padding-bottom: var(--half-line-space);
}
.box {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  border: solid 1px var(--fg);
  height: calc(var(--line-height) * 3);
  border-radius: 0.25rem;
}
.box[selected] {
  color: var(--fgt);
  border-color: var(--fgt);
}
.box.r1_1 {
  aspect-ratio: 1/1;
}
.box.r1414_1 {
  aspect-ratio: 1.414/1;
}
.box.r3_2 {
  aspect-ratio: 3/2;
}
.box.r16_10 {
  aspect-ratio: 16/10;
}
.box.r16_9 {
  aspect-ratio: 16/9;
}