Board Thread:New Features/@comment-24739709-20150929231108/@comment-2240397-20151202191628

The best way to do that is to use CSS. You can use for example

.portable-infobox .pi-title { text-align: center }

to center all title fields.

Other usefull selectors can be found on: http://community.wikia.com/wiki/Help:PortableInfoboxes/CSS