h1, h2{
    color:gray;
    font-family:sans-serif;
    text-align:center;
}

p{
    color:ivory;
    text-align:center;
    font-family:sans-serif;
}

body{
    background-color:lightblue;
}

iframe{
    border:4px solid gray;
    margin:20px auto;
    border-radius:8px;
}

video-frame{
    width:800px;
    height:800px;
    max-width:100%;
}