App.xaml

<Application x:Class="Desktop.Win.Wrapper.App"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:local="clr-namespace:Desktop.Win.Wrapper"
             StartupUri="MainWindow.xaml">
    <Application.Resources>
        <Style x:Key="TitlebarButton" TargetType="Button">
            <Setter Property="Background" Value="#FF464646"></Setter>
            <Setter Property="DockPanel.Dock" Value="Right"></Setter>
            <Setter Property="HorizontalAlignment" Value="Right"></Setter>
            <Setter Property="BorderBrush" Value="{x:Null}"></Setter>
            <Setter Property="Foreground" Value="White"></Setter>
            <Setter Property="FontWeight" Value="Bold"></Setter>
            <Setter Property="Height" Value="30"></Setter>
            <Setter Property="Width" Value="30"></Setter>
            <Setter Property="Cursor" Value="Hand"></Setter>
            <Setter Property="Margin" Value="5,0,5,0"></Setter>
        </Style>
        <Style x:Key="SectionHeader" TargetType="TextBlock">
            <Setter Property="FontWeight" Value="Bold"></Setter>
            <Setter Property="FontSize" Value="18"></Setter>
        </Style>
        <Style x:Key="NormalButton" TargetType="Button">
            <Setter Property="Background" Value="White"></Setter>
            <Setter Property="BorderThickness" Value="1"></Setter>
            <Setter Property="BorderBrush" Value="Black"></Setter>
            <Setter Property="Padding" Value="6,4"></Setter>
        </Style>

    </Application.Resources>
</Application>