body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f0f8ff;
    color: #333;
}

header {
    background: linear-gradient(rgba(0, 100, 200, 0.7), rgba(0, 100, 200, 0.7));
    color: white;
    padding: 2rem;
    text-align: center;
}

main {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

section {
    padding: 1.5rem 0;
}

h1, h2 {
    color: #0056b3;
}

header h1 {
    color: white;
    margin: 0;
}

footer {
    text-align: center;
    padding: 2rem;
    font-size: 0.9rem;
    color: #777;
}

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

li {
    background: #e9f5ff;
    margin: 0.5rem 0;
    padding: 0.7rem;
    border-left: 5px solid #0056b3;
}