body { max-width: 46rem; margin: 0 auto; padding: 0 1rem 3rem; line-height: 1.75;
  font-family: system-ui, -apple-system, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif; word-break: keep-all;
  /* The EPUB style sheet sets `small` for reading systems; text boxes and tables shrink further from it. */
  font-size: 1rem; }
img { max-width: 100%; height: auto; }
/* The EPUB style sheet's table borders use an invalid `initial` color, so no cell has a border. */
td, th { border: 1px solid #ccc; }
nav.site { display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; padding: .75rem 0; border-bottom: 1px solid #ccc; font-size: .95rem; }
nav.site.bottom { border-top: 1px solid #ccc; border-bottom: none; margin-top: 2rem; }
footer.site { margin-top: 2rem; font-size: .85rem; color: #555; }
.withheld-figure { border: 1px dashed #999; padding: .75rem; }
@media (prefers-color-scheme: dark) {
  body { background: #161616; color: #e6e6e6; }
  /* The EPUB style sheet sets dark text colors meant for a white page. */
  body :not(a):not(a *) { color: inherit !important; }
  a, a * { color: #8ab4ff !important; }
  footer.site { color: #aaa !important; }
  .textbox, .shaded, .textbox__header, .textbox__content { background: #222 !important; border-color: #444 !important; }
  td, th { border-color: #444; }
}