figcaption {
    font-style: italic;
    text-align: center;
}

/* mdBook numbers nested chapters (1.1., 1.2., ...) by default; use plain
   bullet points instead. */
.chapter-link-wrapper a strong[aria-hidden="true"] {
    display: none;
}

.section .chapter-link-wrapper a::before {
    content: "•";
    margin-inline-end: 0.5em;
}

/* Fullscreen button above embedded apps, added by fullscreen.js. */
.embed-fullscreen {
    display: flex;
    justify-content: flex-end;
    margin-block-end: 0.25em;
}

.embed-fullscreen button {
    display: inline-flex;
    align-items: center;
    gap: 0.4em;
    padding: 0.2em 0.6em;
    font: inherit;
    font-size: 0.85em;
    color: var(--icons);
    background: none;
    border: 1px solid #8883;
    border-radius: 4px;
    cursor: pointer;
}

.embed-fullscreen button:hover,
.embed-fullscreen button:focus-visible {
    color: var(--icons-hover);
}