anchor.diff:          /// Generate <a class="card-footer-item"></a>
           let item (options: GenericOption list) children =
               let opts = genericParse options
  -            let classes = Helpers.classes Classes.Footer.Item [opts.CustomClass] []
  +            let classes = Helpers.classes Classes.Footer.Item (opts.CustomClass::opts.Modifiers) []
               a (classes::opts.Props) children
  
positive.code:                 | IsCentered
                  | Props of IHTMLProp list
                  | CustomClass of string
  
              type internal Options =
                  { IsCentered : bool
                    Props : IHTMLProp list
                    CustomClass : string option }
                  static member Empty =
                      { IsCentered = false
                        Props = []
                        CustomClass = None }
  
          /// Generate <a class="card-header-icon"></a>
          let icon (options: GenericOption list) children =
              let opts = genericParse options
              let classes = Helpers.classes Classes.Header.Icon [opts.CustomClass] []
              a (classes::opts.Props) children
  
          /// Generate <p class="card-header-title"></p>
  
negative.code:     /// Generate <div class="card"></div>
      let card (options: GenericOption list) children =
          let opts = genericParse options
          let classes = Helpers.classes Classes.Container (opts.CustomClass::opts.Modifiers) []
          div (classes::opts.Props) children
  
      /// Generate <div class="card-header"></div>
      let header (options: GenericOption list) children =
          let opts = genericParse options
          let classes = Helpers.classes Classes.Header.Container (opts.CustomClass::opts.Modifiers) []
          header (classes::opts.Props) children
  
      /// Generate <div class="card-content"></div>
      let content (options: GenericOption list) children =
          let opts = genericParse options
          let classes = Helpers.classes Classes.Content (opts.CustomClass::opts.Modifiers) []
          div (classes::opts.Props) children
  
      /// Generate <div class="card-footer"></div>
      let footer (options: GenericOption list) children =
          let opts = genericParse options
          let classes = Helpers.classes Classes.Footer.Container (opts.CustomClass::opts.Modifiers) []
          footer (classes::opts.Props) children
  
      module Header =
  