body, html {
    height: 100%;
    margin: 0;
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
}

.centered-content {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.footer-copyright {
    padding: 10px;
    background-color: #333;
    color: #fff;
    text-align: center;
}