Removing unnecessary buttons

templates/about.html

@@ -385,7 +385,7 @@ their expression of that value).
             </p>
         </div>
         <div class="back-button">
-            <a href="{{ url_for('about') }}" class="custom-button mt-3">Motivation and Methodology page</a>
+<!--            <a href="{{ url_for('about') }}" class="custom-button mt-3">Motivation and Methodology page</a>-->
             <a href="{{ url_for('index') }}" class="custom-button mt-3">Main page</a>
         </div>
         <div class="citation-section">

templates/index.html

@@ -338,7 +338,7 @@
         </div>
         <div class="about-button">
             <a href="{{ url_for('about') }}" class="custom-button mt-3">Motivation and Methodology page</a>
-            <a href="{{ url_for('new_model') }}" class="custom-button mt-3">Submit a model</a>
+<!--            <a href="{{ url_for('new_model') }}" class="custom-button mt-3">Submit a model</a>-->
         </div>
         <div class="citation-section">
             <p>