From: Ferruccio Guidi Date: Mon, 19 Nov 2018 19:29:48 +0000 (+0100) Subject: some supplementary items for web site X-Git-Tag: make_still_working~266 X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=ae3e8f274a39b9ce5b551163f7fd76f3b8b4ed58;hp=ae3e8f274a39b9ce5b551163f7fd76f3b8b4ed58;p=helm.git some supplementary items for web site one icon and on css file ---