img[src$="#center"] {
    display: block;
    margin: 1rem 1.5rem 1rem 1.5rem;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
}

img[src$="#floatleft"] {
    float: left;
    margin: 1rem 1.5rem 1rem 1.5rem;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
}

img[src$="#floatright"] {
    float: right;
    margin: 1rem 1.5rem 1rem 1.5rem;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
}

a.footnote-ref::before {
    content: '[';
}

a.footnote-ref::after {
    content: ']';
}