I'm looking at both 16.04 and 17.10 on identical monitors and can't see the problem you're talking about.
Can you take screenshots of the issue? Just press PrtScn and then look in your Pictures... ** Changed in: gnome-shell (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1727269 Title: Window buttons and window edges are not rendered/designed cleanly - Ubuntu 17.10 Gnome To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1727269/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs