diff --git a/app.py b/app.py
index 7d29050..b658a45 100644
--- a/app.py
+++ b/app.py
@@ -1,9 +1,10 @@
-from flask import Flask, render_template, request
+from flask import Flask, render_template, request, session
 import random
 import os
 import time
 
 app = Flask(__name__)
+app.secret_key = 'your_secret_key'  # Secret key for session management
 
 # Function to generate random seed using system entropy
 def generate_seed_from_entropy():
@@ -35,11 +36,17 @@ def generate_lottery_numbers(game_type, lines):
 @app.route('/', methods=['GET', 'POST'])
 def index():
     result = None
+    game_type = session.get('game_type', 'euromillions')  # Default to EuroMillions
+    lines = session.get('lines', 1)  # Default to 1 line
+
     if request.method == 'POST':
         game_type = request.form.get('game_type')
         lines = int(request.form.get('lines', 1))
+        session['game_type'] = game_type
+        session['lines'] = lines
         result = generate_lottery_numbers(game_type, lines)
-    return render_template('index.html', result=result)
+
+    return render_template('index.html', result=result, game_type=game_type, lines=lines)
 
 if __name__ == '__main__':
     app.run(debug=True)