MediaWiki:Common.css

.portable-infobox {
    max-width: 500px !important;
    min-width: 350px !important;
    hyphens: none !important;
    word-break: normal !important;
}

.portable-infobox .pi-data-label {
    white-space: normal !important;
    word-break: break-word !important;
    min-width: 120px !important;
    padding-right: 10px !important;
}

.portable-infobox .pi-data-value {
    word-break: normal !important;
}

.portable-infobox span.no-break {
    white-space: nowrap !important;
    display: inline-block;
}