a.back-to-blog {
    position: absolute;
    right: 1rem;
    top: 0.5rem;
    background: var(--links);
    color: var(--fg);
    padding: 0.3rem 0.7rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
}

a.back-to-blog:hover {
    opacity: 0.8;
}

.sidebar-logo {
    text-align: center;
    margin-bottom: 1rem;
}

.sidebar-logo img {
    width: 120px;
    border-radius: 8px;
}

:root {
    --sidebar-width: 280px;
}

/* Slightly wider sidebar */
.sidebar {
    width: var(--sidebar-width);
}

/* Nice spacing for list items */
.chapter li {
    margin: 4px 0;
}

/* Make code blocks stand out */
pre {
    padding: 1rem;
    border-radius: 8px;
}