.chapter-nav{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-start;padding:12px 4vw;background:#253c3e;color:#f3eee2;font:10px/1.5 Helvetica,Arial,sans-serif;letter-spacing:.04em;border:0}.chapter-nav a{color:inherit;text-decoration:none;min-height:24px;display:inline-flex;align-items:center}.chapter-nav span{align-self:center;opacity:.5}.chapter-nav a:focus-visible{outline:2px solid #fff;outline-offset:3px}.model-chapter-nav{position:fixed;left:0;bottom:26px;z-index:15;pointer-events:auto}.model-chapter-nav .chapter-nav{padding:5px 12px;background:#253c3ee8}@media(max-width:700px){.model-chapter-nav{bottom:40px}.model-chapter-nav .chapter-nav{font-size:9px;padding:3px 8px}}@media print{.chapter-nav{display:none!important}}