diff --git a/Lotto_Wpf/Lotto_Wpf/MainWindow.xaml b/Lotto_Wpf/Lotto_Wpf/MainWindow.xaml
index 7522fdb..eedd2f6 100644
--- a/Lotto_Wpf/Lotto_Wpf/MainWindow.xaml
+++ b/Lotto_Wpf/Lotto_Wpf/MainWindow.xaml
@@ -1,12 +1,132 @@
-<Window x:Class="Lotto_Wpf.MainWindow"
+<Window x:Class="LottoApp.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:local="clr-namespace:Lotto_Wpf"
-        mc:Ignorable="d"
-        Title="MainWindow" Height="450" Width="800">
-    <Grid>
+        Title="Lotto App" Height="600" Width="800"
+        Background="#1e1e1e"
+        WindowStartupLocation="CenterScreen"
+        Loaded="Window_Loaded">
 
+    <Grid>
+        <Grid.ColumnDefinitions>
+            <ColumnDefinition Width="80"/>
+            <ColumnDefinition Width="*"/>
+        </Grid.ColumnDefinitions>
+
+        
+        <StackPanel Grid.Column="0" Background="#111" Orientation="Vertical">
+            <TextBlock Text="LOTTO" FontSize="16" FontWeight="Bold" 
+                       Foreground="White" Margin="0,20,0,20" 
+                       HorizontalAlignment="Center"/>
+            <Button Content="Home" FontSize="12" Margin="10" Background="Transparent" Foreground="White"/>
+            <Button Content="Spiel" FontSize="12" Margin="10" Background="Transparent" Foreground="White"/>
+            <Button Content="Geschichte" FontSize="12" Margin="10" Background="Transparent" Foreground="White"/>
+        </StackPanel>
+
+        <!-- Main -->
+        <StackPanel Grid.Column="1" Margin="20">
+            <TextBlock Text="Lotto " FontSize="28" FontWeight="Bold" Foreground="White" Margin="0,0,0,20"/>
+            <UniformGrid x:Name="NumberGrid" Rows="7" Columns="7" Margin="0,0,0,20"/>
+            <TextBlock x:Name="SelectedNumbersText" Foreground="White" FontSize="16" Margin="0,0,0,10"/>
+
+            <StackPanel Orientation="Horizontal" HorizontalAlignment="Left" Margin="0,10,0,0">
+                <Button Content="Wahlen" Width="100" Margin="0,0,10,0" Click="QuickPick_Click"/>
+                <Button Content="Loschen" Width="75" Margin="0,0,10,0" Click="Clear_Click"/>
+            </StackPanel>
+        </StackPanel>
+
+        <x:Code>
+            <![CDATA[
+            using System;
+            using System.Collections.Generic;
+            using System.Linq;
+            using System.Windows;
+            using System.Windows.Controls;
+            using System.Windows.Media;
+
+            List<int> selectedNumbers = new List<int>();
+
+            void Window_Loaded(object sender, RoutedEventArgs e)
+            {
+                for (int i = 1; i <= 49; i++)
+                {
+                    Button btn = new Button
+                    {
+                        Content = i.ToString(),
+                        Margin = new Thickness(5),
+                        Background = Brushes.LightGray,
+                        Foreground = Brushes.Black,
+                        Tag = i
+                    };
+                    btn.Click += NumberButton_Click;
+                    NumberGrid.Children.Add(btn);
+                }
+            }
+
+            void NumberButton_Click(object sender, RoutedEventArgs e)
+            {
+                Button btn = sender as Button;
+                int number = (int)btn.Tag;
+
+                if (selectedNumbers.Contains(number))
+                {
+                    selectedNumbers.Remove(number);
+                    btn.Background = Brushes.LightGray;
+                }
+                else if (selectedNumbers.Count < 6)
+                {
+                    selectedNumbers.Add(number);
+                    btn.Background = Brushes.Orange;
+                }
+
+                SelectedNumbersText.Text = string.Join(", ", selectedNumbers.OrderBy(n => n));
+            }
+
+            void QuickPick_Click(object sender, RoutedEventArgs e)
+            {
+                Random rand = new Random();
+                selectedNumbers.Clear();
+                var buttons = NumberGrid.Children.OfType<Button>().ToList();
+
+                foreach (Button btn in buttons)
+                    btn.Background = Brushes.LightGray;
+
+                while (selectedNumbers.Count < 6)
+                {
+                    int n = rand.Next(1, 50);
+                    if (!selectedNumbers.Contains(n))
+                        selectedNumbers.Add(n);
+                }
+
+                foreach (Button btn in buttons)
+                {
+                    if (selectedNumbers.Contains((int)btn.Tag))
+                        btn.Background = Brushes.Orange;
+                }
+
+                SelectedNumbersText.Text = string.Join(", ", selectedNumbers.OrderBy(n => n));
+            }
+
+            void Clear_Click(object sender, RoutedEventArgs e)
+            {
+                selectedNumbers.Clear();
+                foreach (Button btn in NumberGrid.Children.OfType<Button>())
+                    btn.Background = Brushes.LightGray;
+
+                SelectedNumbersText.Text = "";
+            }
+
+            void Submit_Click(object sender, RoutedEventArgs e)
+            {
+                if (selectedNumbers.Count != 6)
+                {
+                    MessageBox.Show("Please select exactly 6 numbers.");
+                    return;
+                }
+
+                MessageBox.Show("Numbers submitted: " + string.Join(", ", selectedNumbers.OrderBy(n => n)));
+            }
+        ]]>
+        </x:Code>
     </Grid>
 </Window>
+