@page {
    margin-top: 0px;
    margin-bottom: 0px;
}

body {
    margin: 0;
    padding: 0;
    text-align: center;
    oeb-column-number: 1;
}

div {
    margin: 0 auto;
    clear: both;
    text-align: center;
}

img {
    max-height: 100%;
    max-width: 100%;
}