.chapterMenu{z-index:8;background:var(--card);border:1px solid var(--line);position:absolute;top:100%;left:-1px;right:-1px;box-shadow:0 18px 35px #2a241929}.chapterMenu .chapterGrid{box-shadow:none;border:0;position:static}.bookTabs{background:var(--line);grid-template-columns:repeat(3,1fr);gap:1px;padding:1px;display:grid}.bookTabs button{text-align:left;color:var(--muted);background:#f4f0e7;border:0;padding:12px 18px}.bookTabs button.activeBook{background:var(--ink);color:#fff}.bookTabs b,.bookTabs small{display:block}.bookTabs b{font:400 17px Georgia,serif}.bookTabs small{margin-top:3px;font-size:9px}@media (max-width:520px){.bookTabs button{padding:10px 12px}.chapterMenu .chapterGrid{grid-template-columns:repeat(4,1fr)}}