Internet's Classiest Page

HTML

<h1>Welcome to the Internet's Classiest Page</h1>

<iframe id="rain" src="http://www.rainymood.com/"></iframe>
<iframe id="fire" src="//www.youtube.com/embed/DIx3aMRDUL4?loop=1&autoplay=1" allowfullscreen></iframe>
<iframe id="jazz" src="//www.youtube.com/embed/HMnrl0tmd3k?loop=1&autoplay=1" allowfullscreen></iframe>

CSS

body {
    background-image
}
h1 {
    font-family: sans-serif;
    color: darkgrey;
}
iframe {
    width: 100%;
    height: 30%;
    border: 0;
}