body, html {
    font-family: 'Arial', sans-serif;
    color: #333;
    background-color: #f4f4f4;
}

header {
    background-color: #ffffff;
    padding: 20px;
    text-align: center;
}

main {
    padding: 20px;
}

section {
    background-color: #fff;
    margin-bottom: 10px;
    padding: 20px;
    border-radius: 5px;
}

h1, h2, h3 {
    color: #ffcc00;
}

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

li {
    margin-bottom: 10px;
}

footer {
    background-color: #333;
    color: #fff;
    padding: 20px;
    text-align: center;
}