anchor.diff:              | IsActive of bool
               | CustomClass of string
               | Props of IHTMLProp list
  +            | Modifiers of IModifier list
   
           type internal Options =
               { IsActive : bool
                 CustomClass : string option
  -              Props : IHTMLProp list }
  +              Props : IHTMLProp list
  +              Modifiers : string option list }
   
               static member Empty =
                   { IsActive = false
                     CustomClass = None
  -                  Props = [] }
  +                  Props = []
  +                  Modifiers = [] }
   
       /// Generate <div class="tabs"><ul></ul></div>
       let tabs (options: Option list) children =
  
positive.code:           IsToggleRounded : bool
            IsFullwidth : bool
            CustomClass : string option
            Props : IHTMLProp list }
  
          static member Empty =
              { Alignment = None
  
negative.code:               IsFullwidth = false
                Size = None
                CustomClass = None
                Props = []
                Modifiers = [] }
  
      module Tab =
  
  