body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f9f9f9;
    color: #333;
}

header, footer {
    background-color: #0057D9;
    color: white;
    padding: 1rem;
    text-align: center;
}

footer a {
    color: #fff;
    text-decoration: underline;
    margin: 0 10px;
}

main {
    padding: 2rem;
    max-width: 800px;
    margin: 0 auto;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0,0,0,0.05);
    border-radius: 8px;
    margin-top: 2rem;
    margin-bottom: 2rem;
}

h1, h2 {
    color: #0057D9;
}

a {
    color: #0057D9;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

ul {
    padding-left: 1.2rem;
}