add another link for teaching exercises

Author: arpitnarechania

index.html

@@ -135,6 +135,8 @@ <h2>Exploropleth</h2>
                     <a href="https://doi.org/10.1080/15230406.2025.2543483" target="_blank" class="btn btn-info btn-cta m-xs text-white"><i class="fas fa-file-pdf"></i> Paper</a>
                     &nbsp;
                     <a class="btn btn-green btn-cta m-xs" href="https://narechania.com/docs/posters/exploropleth_cridc_2023.pdf" target="_blank" download><i class="fas fa-image"></i> Best Poster Award (CRIDC'23)</a>
+                    &nbsp;
+                    <a class="btn btn-warning m-xs" href="assets/docs/Teaching_Exercises_Exploropleth.docx" target="_blank"><i class="fas fa-graduation-cap"></i> Download Teaching Exercises</a>
                 </div>
                 <br/>
                 <p class="text-justify">
@@ -177,7 +179,7 @@ <h2 class="mt-3">Teachers: See Guided Questions + Exercises Here. 1 Hour Estimat
                                 <br/>
                             </p>
                             <p class="text-center">
-                                <a class="btn btn-dark m-xs" href="assets/docs/Teaching_Exercises_Exploropleth.docx"
+                                <a class="btn btn-warning m-xs" href="assets/docs/Teaching_Exercises_Exploropleth.docx"
                                     target="_blank"><i class="fas fa-graduation-cap"></i> Download Teaching Exercises</a>
                             </p>
                         </div>