.vertical-text {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  letter-spacing: 0.12em;
}

.vertical-text.upright {
  text-orientation: upright;
}

.vertical-text.tight {
  letter-spacing: 0.05em;
}

/* スマホ（lg未満: 1024px未満）では横書きにする */
@media (max-width: 1023px) {
  .vertical-text.horizontal-on-mobile {
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    letter-spacing: normal;
  }
}