Template:Extension/styles.css

.ext-infobox > tbody > tr > td:first-child { vertical-align: top; }

.ext-infobox > tbody > tr > td abbr { white-space: nowrap; }

.ext-infobox .mw-collapsible-header, .ext-infobox .mw-collapsible-toggle { font-weight: bold; }

.ext-infobox .mw-collapsible-content { margin-top: .2em; padding-top: .2em; }

.ext-infobox caption { text-align: center; }