App.xaml

<Application x:Class="DockBar.App"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             ShutdownMode="OnExplicitShutdown">
    <Application.Resources>
        <Style TargetType="Window">
            <Setter Property="FontFamily" Value="Segoe UI"/>
            <Setter Property="Background" Value="#111"/>
            <Setter Property="Foreground" Value="#f2f2f2"/>
        </Style>
        <Style TargetType="Button">
            <Setter Property="Background" Value="#1f1f1f"/>
            <Setter Property="Foreground" Value="#f2f2f2"/>
            <Setter Property="BorderBrush" Value="#333"/>
            <Setter Property="BorderThickness" Value="1"/>
            <Setter Property="Padding" Value="8 6"/>
        </Style>
    </Application.Resources>
</Application>