/* A book's name heads its part of the contents; the book's own parts sit under it. */
.chapter li.part-title { font-size: 1.1em; margin-top: 1.4em; }
.chapter .chapter-link-wrapper > span { font-size: 0.8em; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; opacity: 0.75; }