body {
    background-color: #fff;
    color: #000;
    font-family: Arial, sans-serif;
}

h1 {
    text-align: center;
    font-size: 2.5rem;
}

p {
    text-align: justify;
    font-size: 1.1rem;
}

a {
    color: #000;
}

header, footer {
    background-color: #000;
    color: #fff;
    padding: 20px 0;
    text-align: center;
}

header a, footer a {
    color: #fff;
    font-weight: bold;
    text-decoration: none;
}