body {
    font-family: Arial, sans-serif;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    color: #333;
}

header {
    border-bottom: 2px solid #4285F4;
    padding-bottom: 10px;
    margin-bottom: 20px;
}

h1 { color: #4285F4; }
h2 { color: #555; }

nav a {
    text-decoration: none;
    color: #4285F4;
    font-weight: bold;
}

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

ul { line-height: 2; }

footer {
    margin-top: 40px;
    border-top: 1px solid #ccc;
    padding-top: 10px;
    text-align: center;
    color: #888;
    font-size: 0.9em;
}