This is probably due to the lack of "linked.vertical button" definition in Ubuntu theme CSS. Adwaita keeps the two button separated, if this solution is OK, this is what it'd look like in Ambiance
** Attachment added: "proposal picture" https://bugs.launchpad.net/ubuntu/+source/ubuntu-themes/+bug/1708141/+attachment/4930643/+files/gnome-maps-vertical-linked-buttons.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1708141 Title: Vertically linked button borders incorrect in Ambiance To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-themes/+bug/1708141/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
