Styles.xaml

<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                    xmlns:iconPacks="http://metro.mahapps.com/winfx/xaml/iconpacks"
                    >
    <ResourceDictionary.MergedDictionaries>
        <ResourceDictionary Source="pack://application:,,,/FLY.ControlLibrary;component/Themes/Dictionary_MyStyle.xaml"/>
        <ResourceDictionary Source="pack://application:,,,/FLY.ControlLibrary;component/Converter/Dictionary_MyConv.xaml"/>
    </ResourceDictionary.MergedDictionaries>
    <Thickness x:Key="ControlMargin">5</Thickness>
    
    <Style TargetType="Button" x:Key="ButtonStyle_icon" BasedOn="{StaticResource ButtonStyle_empty}">
        <Style.Resources>
            <Style TargetType="TextBlock" >
                <Setter Property="FontSize" Value="15"/>
                <Setter Property="Foreground" Value="Black"/>
                <Setter Property="HorizontalAlignment" Value="Center"/>
            </Style>
            <Style TargetType="iconPacks:PackIconMaterial" >
                <Setter Property="Height" Value="40"/>
                <Setter Property="Width" Value="40"/>
                <Setter Property="HorizontalAlignment" Value="Center"/>
            </Style>
        </Style.Resources>
        <Style.Setters>
            <Setter Property="Foreground" Value="{StaticResource Color_theme_activity}"/>
            <Setter Property="Margin" Value="{StaticResource ControlMargin}"/>
            <Setter Property="VerticalAlignment" Value="Center"/>
            <Setter Property="HorizontalAlignment" Value="Center"/>
        </Style.Setters>
    </Style>
    <Style TargetType="Button" x:Key="ButtonStyle_smallIcon" BasedOn="{StaticResource ButtonStyle_empty}">
        <Style.Resources>
            <Style TargetType="iconPacks:PackIconMaterial" >
                <Setter Property="Height" Value="25"/>
                <Setter Property="Width" Value="25"/>
                <Setter Property="HorizontalAlignment" Value="Center"/>
            </Style>
        </Style.Resources>
        <Style.Setters>
            <Setter Property="Foreground" Value="{StaticResource Color_theme_activity}"/>
            <Setter Property="Margin" Value="{StaticResource ControlMargin}"/>
            <Setter Property="VerticalAlignment" Value="Center"/>
            <Setter Property="HorizontalAlignment" Value="Center"/>
        </Style.Setters>
    </Style>
    <Style TargetType="Button" x:Key="ButtonStyle_largeIcon" BasedOn="{StaticResource ButtonStyle_empty}">
        <Style.Resources>
            <Style TargetType="TextBlock" >
                <Setter Property="FontSize" Value="18"/>
                <Setter Property="Foreground" Value="Black"/>
                <Setter Property="HorizontalAlignment" Value="Center"/>
            </Style>
            <Style TargetType="iconPacks:PackIconMaterial" >
                <Setter Property="Height" Value="50"/>
                <Setter Property="Width" Value="50"/>
                <Setter Property="HorizontalAlignment" Value="Center"/>
            </Style>
        </Style.Resources>
        <Style.Setters>
            <Setter Property="Foreground" Value="{StaticResource Color_theme_activity}"/>
            <Setter Property="Margin" Value="{StaticResource ControlMargin}"/>
            <Setter Property="VerticalAlignment" Value="Center"/>
            <Setter Property="HorizontalAlignment" Value="Center"/>
        </Style.Setters>
    </Style>
    <Style TargetType="Button" x:Key="ButtonStyle_back" BasedOn="{StaticResource ButtonStyle_empty}">
        <Setter Property="Margin" Value="0,10"/>
        <Setter Property="Foreground" Value="White"/>
        <Setter Property="Background" Value="{StaticResource Brush_theme_bar}"/>
        <Setter Property="Width" Value="60"/>
        <Setter Property="Height" Value="{Binding Width,RelativeSource={RelativeSource Mode=Self}}"/>
        <Setter Property="Content">
            <Setter.Value>
                <iconPacks:PackIconMaterial Kind="ArrowLeftBold" SnapsToDevicePixels ="True" Width="30" Height="auto" HorizontalAlignment="Center" VerticalAlignment="Center"/>
            </Setter.Value>
        </Setter>
    </Style>
    <Style TargetType="StackPanel" x:Key="SpStyle_Header">
        <Setter Property="VerticalAlignment" Value="Center"/>
        <Setter Property="Margin" Value="160,0,0,0"/>
        <Setter Property="Orientation" Value="Horizontal"/>
        <Style.Resources>
            <Style TargetType="TextBlock" BasedOn="{StaticResource TextBlockStyle_Title}">
                <Setter Property="Foreground" Value="#FF3A3A3A"/>
                <Setter Property="FontSize" Value="40"/>
                <Setter Property="Margin" Value="0"/>
            </Style>
        </Style.Resources>
    </Style>
    <Style TargetType="TextBlock" x:Key="TextBlockStyle_SubHeader" >
        <Setter Property="Foreground" Value="{StaticResource Color_theme_activity}"/>
        <Setter Property="FontSize" Value="20"/>
        <Setter Property="VerticalAlignment" Value="Bottom"/>
    </Style>
    <Style x:Key="ButtonStyle_clickMe" TargetType="{x:Type Button}">
        <Setter Property="FocusVisualStyle">
            <Setter.Value>
                <Style>
                    <Setter Property="Control.Template">
                        <Setter.Value>
                            <ControlTemplate>
                                <Rectangle Margin="2" SnapsToDevicePixels="True" Stroke="{StaticResource {x:Static SystemColors.ControlTextBrushKey}}" StrokeThickness="1" StrokeDashArray="1 2"/>
                            </ControlTemplate>
                        </Setter.Value>
                    </Setter>
                </Style>
            </Setter.Value>
        </Setter>
        <Setter Property="Background" Value="Transparent"/>
        <Setter Property="BorderBrush" Value="#FF931616"/>
        <Setter Property="Foreground" Value="#FF931616"/>
        <Setter Property="BorderThickness" Value="8"/>
        <Setter Property="Margin" Value="10"/>
        <Setter Property="HorizontalContentAlignment" Value="Center"/>
        <Setter Property="VerticalContentAlignment" Value="Center"/>
        <Setter Property="Padding" Value="1"/>
        <Setter Property="FontSize" Value="40"/>
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type Button}">

                    <Border x:Name="border" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" Background="{TemplateBinding Background}" SnapsToDevicePixels="True">
                        <ContentPresenter x:Name="contentPresenter" 
                                          ContentTemplate="{TemplateBinding ContentTemplate}" 
                                          Content="{TemplateBinding Content}" 
                                          ContentStringFormat="{TemplateBinding ContentStringFormat}" 
                                          Focusable="False" 
                                          HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" 
                                          Margin="{TemplateBinding Padding}" 
                                          RecognizesAccessKey="True" 
                                          SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" 
                                          VerticalAlignment="{TemplateBinding VerticalContentAlignment}" 
                                          >
                        </ContentPresenter>

                    </Border>
                </ControlTemplate>
            </Setter.Value>
        </Setter>

    </Style>

</ResourceDictionary>