User blog comment:FishTank/Portable Infoboxes now offer more community customization options/@comment-25205196-20190315205125/@comment-4522253-20190318211133

This is a design choice for this wiki, as it is similar to their original style. It is possible to place the image field inside the panel section. I'm eager to see this used both ways. Panels of image galleries may also assist communities that currently use nested tabber image galleries, a feature not offered previously.