Modified action in form elements and explicitly defined host

app.py

@@ -69,4 +69,4 @@ def result():
 
 
 if __name__ == "__main__":
-    app.run(debug=True)
+    app.run(debug=True, host='0.0.0.0')

templates/index.html

@@ -39,7 +39,7 @@
     <div class="card has-text-centered">
       <img src="https://cdn4.iconfinder.com/data/icons/files-and-folders-thinline-icons-set/144/File_PDF-512.png"
         alt="upload" />
-      <form action="http://localhost:5000/quiz" method="POST" enctype="multipart/form-data">
+      <form action="/quiz" method="POST" enctype="multipart/form-data">
         <div id="file-js-example" class="file has-name is-fullwidth">
           <label class="file-label">
             <input class="file-input" type="file" name="file" accept=".txt, application/pdf" />

templates/quiz.html

@@ -46,7 +46,7 @@
         </div>
     </nav>
     {% if uploaded == true %}
-    <form action="http://localhost:5000/result" method="POST">
+    <form action="/result" method="POST">
         {% for i in range(size) %}
         <section class="section-1" id="section-1">
             <main>