body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    margin: 0;
    background-color: #f9f9f9;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background-color: #fff;
    border-bottom: 1px solid #eaeaea;
    padding: 20px 0;
    margin-bottom: 40px;
}

header h1 {
    margin: 0;
    font-size: 1.5rem;
}

header h1 a {
    color: #000;
    text-decoration: none;
}

nav {
    margin-top: 10px;
}

nav a {
    margin-right: 20px;
    color: #666;
    text-decoration: none;
}

nav a:hover {
    color: #000;
}

h1, h2, h3 {
    color: #111;
}

.date {
    color: #888;
    font-size: 0.9rem;
    margin-right: 10px;
}

ul {
    list-style: none;
    padding: 0;
}

li {
    margin-bottom: 15px;
}

a {
    color: #0070f3;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.content {
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

footer {
    margin-top: 60px;
    padding: 20px 0;
    border-top: 1px solid #eaeaea;
    text-align: center;
    color: #888;
    font-size: 0.8rem;
}