.title {
    text-align: center;
    color: black;
}


p {
    text-align: center;
    font-size: 130%;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

iframe {
    padding-bottom: 20%;
}