/* Sidebar "on this page" lists second-level headings only */
.on-this-page ol ol {
    display: none;
}

/* Hide header rows of tables whose header cells are all empty */
table thead:not(:has(th:not(:empty))) {
    display: none;
}

/* Fit the book title in the mobile menu bar */
@media (max-width: 480px) {
    .menu-title {
        font-size: 1.6rem;
    }
}