html {
    box-sizing: border-box;
}
*, *::before, *::after {
    box-sizing: inherit;
}

body {
    margin: 0;
    padding: 2rem 1rem 4rem;
    background: #fefefe;
    color: #111;
    font-family: Georgia, "Times New Roman", Times, serif;
    font-size: 18px;
    line-height: 1.6;
}

.site-header,
.site-main,
.site-footer {
    max-width: 640px;
    margin: 0 auto;
}

a {
    color: #0000ee;
    text-decoration: underline;
}
a:visited {
    color: #551a8b;
}
a:hover {
    color: #b30000;
}

hr {
    border: none;
    border-top: 1px solid #ccc;
    margin: 1.5rem 0;
}

.site-title {
    font-size: 1.6rem;
    font-weight: bold;
    text-decoration: none;
    color: #111;
}

.site-description {
    margin: 0.25rem 0 0;
    color: #555;
    font-style: italic;
}

.site-nav {
    margin-top: 0.75rem;
}
.site-nav a {
    margin-right: 1rem;
    font-size: 0.95rem;
}

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

.post-item {
    padding: 1rem 0;
    border-bottom: 1px dotted #ccc;
}
.post-item:first-child {
    padding-top: 0;
}

.post-date {
    display: block;
    font-size: 0.85rem;
    color: #777;
    font-family: Menlo, Consolas, monospace;
}

.post-title {
    font-size: 1.15rem;
    font-weight: bold;
    text-decoration: none;
}
.post-title:hover {
    text-decoration: underline;
}

.post-excerpt {
    margin: 0.35rem 0 0;
    color: #333;
}

article.post .post-title {
    display: block;
    font-size: 1.9rem;
    margin-bottom: 0.25rem;
}
article.post .post-date {
    margin-bottom: 1.5rem;
}

.post-content img {
    max-width: 100%;
    height: auto;
}
.post-content h1,
.post-content h2,
.post-content h3 {
    font-family: Georgia, serif;
}
.post-content pre {
    background: #f4f4f4;
    padding: 0.75rem;
    overflow-x: auto;
}
.post-content blockquote {
    border-left: 3px solid #ccc;
    margin: 1rem 0;
    padding-left: 1rem;
    color: #444;
}

.post-nav {
    display: flex;
    justify-content: space-between;
    font-size: 0.95rem;
}

.site-footer {
    font-size: 0.85rem;
    color: #666;
    text-align: center;
}