StandarDesign/StandardDesign.Assets/Styles/ButtonStyles.xaml

<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
    
    <Style TargetType="Button" x:Key="NormalButtonStyle">
        <Setter Property="Effect">
            <Setter.Value>
                <DropShadowEffect BlurRadius="10" Color="#333" ShadowDepth="0" Opacity="0.1"/>
            </Setter.Value>
        </Setter>
        <Setter Property="Background" Value="Transparent"/>
        <Setter Property="Foreground" Value="White"/>
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="Button">
                    <Border BorderBrush="#16a1ff" BorderThickness="0" CornerRadius="5" ClipToBounds="True">
                        <Border.Background>
                            <LinearGradientBrush StartPoint="0,1" EndPoint="1,0">
                                <GradientStop Color="#16a1ff" Offset="0.3"/>
                                <GradientStop Color="#01c8fe" Offset="1"/>
                            </LinearGradientBrush>
                        </Border.Background>
                        <Grid>
                            <Border CornerRadius="5">
                                <Border.Background>
                                    <RadialGradientBrush Center="0,1" GradientOrigin="0,1" RadiusX="0.4" RadiusY="0.8">
                                        <GradientStop Color="#88b4fee7" Offset="0.2"/>
                                        <GradientStop Color="Transparent" Offset="1"/>
                                    </RadialGradientBrush>
                                </Border.Background>
                            </Border>
                            <Border CornerRadius="4" Background="{TemplateBinding Background}"/>
                            <Border Background="#11000000" CornerRadius="5" Visibility="Collapsed" Name="mask"/>

                            <ContentPresenter VerticalAlignment="{TemplateBinding VerticalContentAlignment}" 
                                              HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"/>
                        </Grid>
                    </Border>
                    <ControlTemplate.Triggers>
                        <Trigger Property="IsMouseOver" Value="True">
                            <Setter TargetName="mask" Property="Visibility" Value="Visible"/>
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <Style TargetType="Button" x:Key="CancelButtonStyle">
        <Setter Property="Effect">
            <Setter.Value>
                <DropShadowEffect BlurRadius="10" Color="#333" ShadowDepth="0" Opacity="0.1"/>
            </Setter.Value>
        </Setter>
        <Setter Property="Foreground" Value="#555"/>
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="Button">
                    <Border BorderBrush="#DDD" BorderThickness="1" CornerRadius="5" ClipToBounds="True">
                        <Border.Background>
                            <LinearGradientBrush StartPoint="0,1" EndPoint="1,0">
                                <GradientStop Color="#DDD" Offset="0.3"/>
                                <GradientStop Color="#EEE" Offset="1"/>
                            </LinearGradientBrush>
                        </Border.Background>
                        <Grid>
                            <Border CornerRadius="5">
                                <Border.Background>
                                    <RadialGradientBrush Center="0,1" GradientOrigin="0,1" RadiusX="0.4" RadiusY="0.8">
                                        <GradientStop Color="#EEE" Offset="0.2"/>
                                        <GradientStop Color="Transparent" Offset="1"/>
                                    </RadialGradientBrush>
                                </Border.Background>
                            </Border>
                            <Border Background="#08000000" CornerRadius="5" Visibility="Collapsed" Name="mask"/>

                            <ContentPresenter VerticalAlignment="{TemplateBinding VerticalContentAlignment}" 
                                              HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"/>
                        </Grid>
                    </Border>
                    <ControlTemplate.Triggers>
                        <Trigger Property="IsMouseOver" Value="True">
                            <Setter TargetName="mask" Property="Visibility" Value="Visible"/>
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>
    
    <Style TargetType="Button" x:Key="WindowControlButtonStyle">
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="Button">
                    <Grid Background="Transparent">
                        <Border Background="#11000000" Visibility="Collapsed" Name="mask"/>
                        <ContentPresenter VerticalAlignment="{TemplateBinding VerticalContentAlignment}"
                                          HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"/>
                    </Grid>
                    <ControlTemplate.Triggers>
                        <Trigger Property="IsMouseOver" Value="True">
                            <Setter TargetName="mask" Property="Visibility" Value="Visible"/>
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <Style TargetType="Button" x:Key="ToolButtonStlye">
        <Setter Property="Foreground" Value="#888"/>
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="Button">
                    <Border CornerRadius="3" BorderBrush="#EEE" BorderThickness="1"
                                    Background="#F7F9FA" Name="border">
                        <ContentPresenter VerticalAlignment="Center" HorizontalAlignment="Center"
                                           Margin="10,6"/>
                    </Border>
                    <ControlTemplate.Triggers>
                        <Trigger Property="IsMouseOver" Value="True">
                            <Setter TargetName="border" Property="BorderBrush" Value="#EEE"/>
                            <Setter TargetName="border" Property="Background" Value="#EEE"/>
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>
</ResourceDictionary>