For calstock.org.uk

In making comment box size the same as post.
Firefox > > > Inspector to discover object and css source.

div.bComment in /build/b2evo_base.min.css line 34 margin: 1ex 2ex.

override in skin css with div.bComment {margin: 0 0.4em}

Had to replace old skin in 6.5 the included one, yet again has no side bar contents.

See https://rogerlovejoy.net/blog/b2evo.php/upgrade-o-6-4-3?page=3 June 4th Part 7