body {
    font-family: Arial, Helvetica, sans-serif;
    background: #f3f7fa;
    margin: 0;
    color: #333;
}

.top-links {
    background: #222;
    text-align: center;
    padding: 10px;
}

.top-links a {
    color: #fff;
    margin: 0 15px;
    text-decoration: none;
    font-weight: bold;
}

.top-links a:hover {
    color: #ffcc00;
}

.header-banner {
    background: #87ceeb;
    padding: 40px;
    text-align: center;
    color: #222;
    border-bottom: 4px solid #444;
}

.header-banner h1 {
    margin-bottom: 10px;
    font-size: 48px;
}

section {
    background: white;
    width: 80%;
    max-width: 900px;
    margin: 30px auto;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

h2 {
    margin-top: 0;
    color: #444;
}

ol {
    padding-left: 20px;
}

ol li {
    margin: 8px 0;
}

a {
    color: #0077cc;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}