[Bug 43934] New: SumatraPDF 3.1.2 has very narrow buttons in its installer

https://bugs.winehq.org/show_bug.cgi?id=43934

Bug ID: 43934
           Summary: SumatraPDF 3.1.2 has very narrow buttons in its
                    installer
           Product: Wine
           Version: 2.19
          Hardware: x86-64
                OS: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: -unknown
          Assignee: [e-mail]
          Reporter: [e-mail]
      Distribution: ---

Created attachment 59570
  --> https://bugs.winehq.org/attachment.cgi?id=59570
Wine 2.19 terminal output

SumatraPDF 3.1.2 has very narrow buttons in its installer.
File link: https://www.sumatrapdfreader.org/dl/SumatraPDF-3.1.2-64-install.exe
OS: Lubuntu 16.04.3.