kde-gtk-config: Kde Gtk Config (GTK2 and GTK3 Configurator for KDE.)
kde-gtk-config:
kde-gtk-config: Configuration dialog to adapt GTK applications appearance to your 
kde-gtk-config: taste under KDE. Among its many features, it lets you:
kde-gtk-config: - Choose which theme is used for GTK2 and GTK3 applications.
kde-gtk-config: - Tweak some GTK applications behaviour.
kde-gtk-config: - Select what icon theme to use in GTK applications.
kde-gtk-config: - Select GTK applications default fonts.
kde-gtk-config: - Easily browse and install new GTK2 and GTK3 themes.
kde-gtk-config:  Homepage: 
kde-gtk-config:  https://projects.kde.org/projects/extragear/base/kde-gtk-config