User:Patsw/monobook.css

.references-small { font-size: 100%; }

.references-column-count, .references-column-width { column-count:1 !important; column-width:auto !important; -moz-column-count:1 !important; -moz-column-width:auto !important; -webkit-column-count:1 !important; -webkit-column-width:auto !important; }