Trainer.xaml

<Window x:Class="Lithicsoft_Trainer_Studio.Trainer"
        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:local="clr-namespace:Lithicsoft_Trainer_Studio"
        mc:Ignorable="d"
        Title="Trainer" Height="450" Width="800" MinHeight="450" MinWidth="800"
        Loaded="Window_Loaded" WindowStartupLocation="CenterScreen" Closing="MainWindow_Closing"
        ResizeMode="NoResize"
        xmlns:ui="http://schemas.modernwpf.com/2019"
        ui:WindowHelper.UseModernWindowStyle="True">
    <Grid>
        <ui:SimpleStackPanel x:Name="MainStackPanel"/>
    </Grid>
</Window>