MainWindow.xaml

<Window x:Class="SydneyHUD_Installer.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:properties="clr-namespace:SydneyHUD_Installer.Properties"
        mc:Ignorable="d"
        Title="{x:Static properties:Resources.SydneyHUD_Installer}" Height="600" Width="424.3" WindowStartupLocation="CenterScreen" WindowStyle="None" Background="#FF212121" Foreground="WhiteSmoke" Loaded="Window_Loaded">
    <WindowChrome.WindowChrome>
        <WindowChrome CaptionHeight="0"
                      ResizeBorderThickness="{x:Static SystemParameters.WindowResizeBorderThickness}" />
    </WindowChrome.WindowChrome>
    <Border x:Name="Border" BorderBrush="#FF673AB7"
            BorderThickness="1">
        <Grid>
            <!-- Title bar -->
            <StackPanel Orientation="Horizontal" Margin="0,5,5,0"
                HorizontalAlignment="Right"
                VerticalAlignment="Top">
                <Button x:Name="Button_exit" Content="r" FontFamily="Marlett" Background="{x:Null}" BorderBrush="{x:Null}" Foreground="WhiteSmoke" Width="20" Height="20" Click="Button_exit_Click"  />
            </StackPanel>
            <Grid Height="25" Margin="5,5,0,0" VerticalAlignment="Top" HorizontalAlignment="Left" Width="359">
                <Label Content="{x:Static properties:Resources.SydneyHUD_Installer}" VerticalAlignment="Top" Height="25" Foreground="WhiteSmoke" Background="{x:Null}"/>
            </Grid>

            <!-- Directory area -->
            <Label Content="{x:Static properties:Resources.Install_Directory}" HorizontalAlignment="Left" Margin="30,60,0,0" VerticalAlignment="Top" Foreground="WhiteSmoke"/>
            <TextBox x:Name="TextBox_path" Height="23" Margin="50,91,105,0" TextWrapping="Wrap" Text="C:\Program Files (x86)\Steam\steamapps\common\PAYDAY 2\payday2_win32_release.exe" VerticalAlignment="Top" Background="#00000000" BorderBrush="WhiteSmoke" Foreground="WhiteSmoke" SelectionBrush="#FF673AB7" IsReadOnly="True"/>
            <Button x:Name="Button_directory" Content="..." HorizontalAlignment="Right" Margin="0,91,50,0" VerticalAlignment="Top" Width="50" Height="23" Background="WhiteSmoke" BorderBrush="WhiteSmoke" Foreground="#FF212121" Click="Button_directory_Click"/>

            <!-- Install button -->
            <Button x:Name="Button_install" Content="{x:Static properties:Resources.Install}" Margin="50,0,50,50" Height="50" VerticalAlignment="Bottom" BorderBrush="{x:Null}" Background="#FF424242" Foreground="WhiteSmoke" Click="Button_install_Click"/>

            <ProgressBar x:Name="ProgressBar" Height="16" Margin="50,0,50,120" VerticalAlignment="Bottom" Background="WhiteSmoke" BorderBrush="WhiteSmoke" Foreground="#FF673AB7" IsIndeterminate="True"/>

            <!-- Footer -->
            <Grid x:Name="Footer" Height="26" VerticalAlignment="Bottom" Background="#FF673AB7">
                <Label x:Name="Label_status" Content="" HorizontalAlignment="Left" Width="150" Background="{x:Null}" Foreground="WhiteSmoke"/>
            </Grid>
            <TextBox x:Name="TextBox_log" Margin="50,119,50,141" TextWrapping="Wrap" Text="{x:Static properties:Resources.Loading}" Background="{x:Null}" BorderBrush="WhiteSmoke" Foreground="WhiteSmoke" IsReadOnly="True" SelectionBrush="#FF673AB7"/>
        </Grid>
    </Border>
</Window>