Root Container width/height now always match window

lib/cyberarm_engine/ui/container.rb

@@ -60,8 +60,13 @@ module CyberarmEngine
 
       layout
 
+      if is_root?
+        @style.width  = window.width
+        @style.height = window.height
+      else
         @style.width  = @max_width  ? @max_width  : (@children.map {|c| c.x + c.outer_width }.max || 0).round
         @style.height = @max_height ? @max_height : (@children.map {|c| c.y + c.outer_height}.max || 0).round
+      end
 
       # Move child to parent after positioning
       @children.each do |child|

lib/cyberarm_engine/ui/element.rb

@@ -214,6 +214,10 @@ module CyberarmEngine
       @root
     end
 
+    def is_root?
+      @gui_state != nil
+    end
+
     def recalculate
       raise "#{self.class}#recalculate was not overridden!"
     end