body {
    max-width: 40em;
    margin: 4rem auto;
    line-height: 1.6;
    font-size: 16px;
    padding: 0 1rem;
    font-family: system-ui, sans-serif;
}

h1,h2,h3 {
    font-family: Charter, Georgia, sans-serif;
}

h1 {
    font-size: 3rem;
    margin: 0;
    font-weight: 600;
}



blockquote {
    border-left: 4px #aaa solid;
    padding-left: 0.5rem;
    color: #333;
    margin: 0;
}

a {
    color: #777;
}

nav.site-nav {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #ddd;
}

nav.site-nav a {
    margin-right: 1.5rem;
    text-decoration: none;
    color: #555;
}

nav.site-nav a:hover {
    color: #000;
    text-decoration: underline;
}

nav.toc {
    margin: 1.5rem 0;
    padding: 1rem;
    border: 1px solid #ddd;
    background: #fafafa;
}

nav.toc ul {
    list-style: none;
    padding-left: 1rem;
    margin: 0;
}

nav.toc > ul {
    padding-left: 0;
}

nav.toc a {
    text-decoration: none;
}

nav.toc a:hover {
    text-decoration: underline;
}

.post-list {
    list-style: none;
    padding: 0;
}

.post-list li {
    margin-bottom: 1.5rem;
}

.post-list .post-date {
    color: #999;
    font-size: 0.85rem;
}

.post-list .post-description {
    color: #555;
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

.post-list .external-indicator {
    color: #999;
    font-size: 0.85rem;
    margin-left: 0.25rem;
}

.featured-image {
    margin: 1.5rem 0;
}

.featured-image img {
    max-width: 100%;
    height: auto;
    display: block;
}

.featured-image figcaption {
    color: #777;
    font-size: 0.85rem;
    margin-top: 0.5rem;
}

footer.site-footer {
    margin-top: 3rem;
    padding-top: 1rem;
    border-top: 1px solid #ddd;
    font-size: 0.85rem;
    color: #999;
}

footer.site-footer a {
    color: #999;
    margin-left: 0.5rem;
}