anchor.diff:                IsFullwidth = false
                 Size = None
                 CustomClass = None
  -              Props = [] }
  +              Props = []
  +              Modifiers = [] }
   
       module Tab =
   
  
positive.code:             | Tab.IsActive state -> { result with IsActive = state }
              | Tab.CustomClass customClass -> { result with CustomClass = Some customClass }
              | Tab.Props props -> { result with Props = props }
  
          let opts = options |> List.fold parseOptions Tab.Options.Empty
          let classes = classList [ Classes.State.IsActive, opts.IsActive ] :> IHTMLProp
  
negative.code:             | Size size -> { result with Size = ofSize size |> Some }
              | CustomClass customClass -> { result with CustomClass = Some customClass }
              | Props props -> { result with Props = props }
              | Modifiers modifiers -> { result with Modifiers = modifiers |> parseModifiers }
  
          let opts = options |> List.fold parseOptions Options.Empty
          let classes = Helpers.classes
                          Classes.Container
                          (opts.Alignment::opts.Size::opts.CustomClass::opts.Modifiers)
                          [ Classes.Style.IsBoxed, opts.IsBoxed
                            Classes.Style.IsFullwidth, opts.IsFullwidth
                            Classes.Style.IsToggle, opts.IsToggle
  