App.xaml

<Application
    x:Class="Sniffy.App"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:controls="clr-namespace:Syncfusion.Windows.Controls;assembly=Syncfusion.Shared.Wpf"
    xmlns:local="clr-namespace:Sniffy"
    xmlns:syncfusion="http://schemas.syncfusion.com/wpf"
    xmlns:syncfusionskin="clr-namespace:Syncfusion.SfSkinManager;assembly=Syncfusion.SfSkinManager.WPF"
    StartupUri="/UI/Windows/Sniffy/SniffyWindow.xaml">

    <!--  ******************************************** Resources *********************************************  -->

    <Application.Resources>
        <ResourceDictionary>
            <ResourceDictionary.MergedDictionaries>
                <ResourceDictionary Source="/Themes/Colors.xaml" />
                <ResourceDictionary Source="/Themes/Generic.xaml" />
                <ResourceDictionary Source="pack://application:,,,/ToastNotifications.Messages;component/Themes/Default.xaml" />
            </ResourceDictionary.MergedDictionaries>
        </ResourceDictionary>
    </Application.Resources>
</Application>