transparent Backgroundcolor? color skinparam backgroundColor silver skinparam cloudBackgroundColor transparent skinparam backgroundColor transparent skinparam backgroundColor transparent skinparam nodeBackgroundColor transparent skinparam databaseBackgroundColor yellow skinparam cloudBackgroundColor transparent skinparam databaseBackgroundColor yellow skinparam cloudBackgroundColor transparent skinparam databaseBackgroundColor yellow BackgroundColor is silver Group is transparent Group node should not be transparent that is OK (as in v1.2020.10 , where Group node is white) Expect if explicilty declare transparent (on v1.2020.11 beware of pale line on the bottom of node) (here we declare node transparent) (on v1.2020.11 beware of pale line on the bottom of node)