body {
    font-family: Arial, sans-serif;
    text-align: center;
    background: #f4f4f4;
    margin: 0;
    padding: 0;
}

header {
    background: #2d3436;
    color: #fff;
    padding: 40px 0;
}

.features, .contact {
    background: #fff;
    margin: 20px;
    padding: 20px;
    border-radius: 10px;
}

footer {
    background: #2d3436;
    color: #fff;
    padding: 10px 0;
    font-size: 14px;
}