Update app.py

app.py

@@ -107,9 +107,9 @@ popup_js = """
 """
 
 # HTML structure for the popup
-<div id="overlay" style="position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); display: none; z-index: 999;"></div>
+<div id="overlay" 'style="position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); display: none; z-index: 999;'></div>
 <div id="custom-popup" 
-     style="position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 400px; max-width: 90%; background: white; padding: 20px; border-radius: 10px; box-shadow: 0px 4px 6px rgba(0,0,0,0.1); display: none; z-index: 1000; position: relative;">
+     'style="position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 400px; max-width: 90%; background: white; padding: 20px; border-radius: 10px; box-shadow: 0px 4px 6px rgba(0,0,0,0.1); display: none; z-index: 1000; position: relative;'>
 </div>