C# WPF - Windows 10 Button Style

Generic.xaml

    <Style
        x:Key="ButtonFocusVisual">
        <Setter
            Property="Control.Template">
            <Setter.Value>
                <ControlTemplate>
                    <Rectangle Margin="2" SnapsToDevicePixels="true" Stroke="{DynamicResource {x:Static SystemColors.ControlTextBrushKey}}" StrokeThickness="1" StrokeDashArray="1 2" />
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <Style x:Key="Windows10Button" TargetType="{x:Type Button}">
        <Setter Property="FocusVisualStyle" Value="{StaticResource ButtonFocusVisual}"/>
        <Setter Property="Background" Value="#dddddd"/>
        <Setter Property="Foreground" Value="Black"/>
        <Setter Property="HorizontalContentAlignment" Value="Center"/>
        <Setter Property="VerticalContentAlignment" Value="Center"/>
        <Setter Property="FontSize" Value="12" />
        <Setter Property="BorderThickness" Value="1" />
        <Setter Property="BorderBrush" Value="#7a7a7a"/>
        <Setter Property="Height" Value="20" />
        <Setter Property="Cursor" Value="Hand" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type Button}">
                    <Grid>
                        <Border
                            x:Name="Border"
                            Background="{TemplateBinding Background}"
                            BorderBrush="{TemplateBinding BorderBrush}"
                            BorderThickness="{TemplateBinding BorderThickness}" />

                        <ContentPresenter
                            HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
                            Margin="{TemplateBinding Padding}"
                            VerticalAlignment="{TemplateBinding VerticalContentAlignment}"
                            RecognizesAccessKey="True" />
                    </Grid>
                    <ControlTemplate.Triggers>
                        <Trigger Property="IsMouseOver" Value="True">
                            <Setter Property="Background" Value="#bee6fd" TargetName="Border"/>
                            <Setter Property="BorderBrush" Value="#3c7fb1" TargetName="Border"/>
                        </Trigger>
                        <Trigger Property="IsPressed" Value="True">
                            <Setter Property="Background" Value="#c4e5f6" TargetName="Border"/>
                            <Setter Property="BorderBrush" Value="#2c628b" TargetName="Border"/>
                        </Trigger>
                        <Trigger Property="IsEnabled" Value="False">
                            <Setter Property="Background" Value="#f4f4f4" TargetName="Border"/>
                            <Setter Property="BorderBrush" Value="#adb2b5" TargetName="Border"/>
                            <Setter Property="Foreground" Value="#838383"/>
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

Based on https://gist.github.com/alimbada/3083937.
Copy the code to your ResourceDictionary (in Generic.xaml for example), and put Style="{StaticResource Windows10Button}" on your buttons.
Comparison between this and Windows 10: http://imgur.com/a/EHMOJ

Made this because I wanted the same look on all Windows versions.