body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
    line-height: 1.6;
}

header, .description, footer {
    text-align: center;
}

.language {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

header {
    background: #009688;
    color: #fff;
    padding: 1em 0;
}

footer {
    background: #009688;
    color: white;
    position: fixed;
    bottom: 0;
    width: 100%;
    padding: 1em 0;
}