_metadata.scss

/*
    The "metadata" class only provides the context for styling of the inner
    elements.
    The actual layout of the information is done in the "digest" class.
    c.f. _sass/_digest.scss
*/
.metadata {
    @extend .digest;

    .signature {

        .authors {
            @include label-collection;
        }

        .date {/* Nothing special for now */}
    }
}