this.el.move((Gdk.Screen.width() / 2 ) - (int.min(1280,Gdk.Screen.width()) / 2) ,0);
this.el.set_keep_above(true);
this.el.set_default_size(
- int.max(1280,Gdk.Screen.width()),
+ int.min(1280,Gdk.Screen.width()),
int.max(500,Gdk.Screen.height() - 200)
);
this.el.show_all();