                         # required style
                         mixins.columnFlex
                         width: '100%'
-                        # customizable style
                         theme.UIElementContainer @props.disabled, @props.useHighlight
-                        # custom style
-                        @props.style
+                        custom_theme.UIElementContainer? @props.disabled, @props.useHighlight
                     ]
                     header
                     elementsContainer

                            theme.UIElement
                            # customizable style
                            theme.button
                            # custom style
                            @props.headerStyle
                            ]
                        }
                    header = div(headerProps, icon, label)

                    label = div
                        key: @props.id + '.label'
                        className: 'label'
                        style: [
                            mixins.noSelect
                            theme.label theme.slider.label.maxWidth
                            custom_theme.label? and custom_theme.label theme.slider.label.maxWidth
                            ]
                        @props.label

                    icon = @props.icon
