Error virt-manager Debian Jessie Missing Name of pseudo class

[seraphyn]

After starting virt-manager with the Theme Breeze-gtk the following error occurs:
`(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:276:26: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:278:32: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:280:26: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:283:28: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:286:41: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:291:32: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:2301:31: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:2303:31: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:2307:33: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:2313:33: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:2319:33: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:4074:50: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:4077:50: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:4080:28: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:4088:29: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:4091:28: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:986:91: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:2321:31: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:2323:31: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:2327:33: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:2332:35: Missing name of pseudo-class

(virt-manager:27937): Gtk-WARNING **: Theme parsing error: gtk.css:2334:33: Missing name of pseudo-class`

tried the lastest version via git pull origin master, same behaviour.
Hope this bugreport helps
Thanks for the great theme and keep up the good work.