body {
    text-align: center;
    font-family:Verdana, Geneva, Tahoma, sans-serif;
    padding-top: 3em;
    background-color: green;
    color:antiquewhite;
}

a:hover {
    color: yellow;
    background-color: transparent;
    text-decoration: underline;
}

iframe {
    padding: 2em;
}

hr {
    margin-top: 1.2em;
    opacity: .4;
}

.image_container {
    padding-top: 3em;
}

.videos {
    font-weight: bold;
    color: wheat;
    font-size: 1.3em;
}