May 10 2018
Incidentally, the custom rule further down on the page is also aligned left in mobile mode. @Billinghurst, I will leave further comments to you. Not my area of expertise.
Pardon my non-technical jargon. The photo of Byron is not centered when viewed in mobile mode. Please refer to history at https://www.mediawiki.org/wiki/Topic:Uc8tt66h2ecktucj?markasread=744339.