body {
    font-family: system-ui, sans-serif;
    margin: 0;
    padding: 0;
    background: #fafafa;
    color: #222;
    line-height: 1.6;
}

header {
    background: #004c8c;
    color: white;
    text-align: center;
    padding: 40px 20px;
}

header h1 {
    margin: 0;
    font-size: 2.5rem;
}

header h2 {
    margin: 10px 0 0;
    font-weight: 300;
}

nav {
    background: #e0e0e0;
    padding: 10px 20px;
    text-align: center;
}

nav a {
    margin: 0 15px;
    text-decoration: none;
    color: #004c8c;
    font-weight: 600;
}

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

main {
    max-width: 800px;
    margin: 40px auto;
    padding: 0 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.08);
}

h2 {
    border-bottom: 2px solid #004c8c;
    padding-bottom: 5px;
    margin-top: 40px;
}

ul {
    margin-top: 10px;
}

footer {
    text-align: center;
    padding: 20px;
    margin-top: 40px;
    background: #f0f0f0;
    color: #666;
}