<Style x:Key="AccentButtonStyle" TargetType="Button">
    <!-- Setters задают свойства кнопки -->
    <Setter Property="Template">
        <Setter.Value>
            <ControlTemplate TargetType="Button">
                <Border x:Name="Root" Background="{StaticResource BrushAccent}" CornerRadius="8"
                        Padding="{TemplateBinding Padding}">
                    <ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center"/>
                </Border>
                <ControlTemplate.Triggers>
                    <Trigger Property="IsMouseOver" Value="True">
                        <Setter TargetName="Root" Property="Background"
                                Value="{StaticResource BrushAccentHover}"/>
                    </Trigger>
                    <Trigger Property="IsEnabled" Value="False">
                        <Setter TargetName="Root" Property="Opacity" Value="0.45"/>
                    </Trigger>
                </ControlTemplate.Triggers>
            </ControlTemplate>
        </Setter.Value>
    </Setter>
</Style>