<StackPanel>

                            <TextBlock Name="PART_Title" Text="{TemplateBinding Title}"/>

                            <TextBlock Name="PART_Message" Text="{TemplateBinding Message}"/>

                            <ContentPresenter Content="{TemplateBinding Content}"/>

                        </StackPanel>

                    </Border>                   

            <Setter Property="TextWrapping" Value="Wrap"/>

        </Style>

        <Style Selector="view|EmbeddedWarningBox Button">

            <Setter Property="Padding" Value="5"/>

            <Setter Property="Background" Value="#5E443F"/>

        public static readonly StyledProperty<string> MessageProperty =

            AvaloniaProperty.Register<EmbeddedWarningBox, string>(nameof(Message));

        public string Message { get => GetValue(MessageProperty); set => SetValue(MessageProperty, value); }

        public EmbeddedWarningBox()