Update app.py

app.py

@@ -152,7 +152,7 @@ document.querySelector("#close").addEventListener("click", function(){
 m_out = ("""
 <div id="restart_btn">
 <h1><center>Loading Time Limit Reached.<br>
-Please Click Launch again to Continue, or choose a Simpler Prompt</h1></center>
+Please Click Launch again to Continue, or choose a Simpler Prompt</center></h1>
 </div>
 
 """)