#4084 ready to backport

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@32190 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
start of styling web

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@32191 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e