Update app.py

app.py

@@ -45,7 +45,7 @@ def visualize_one_hot_encoded_sequence(tensor, sentence, col_labels, cmap='BuGn'
     ax.set_yticks(np.arange(-0.5, tensor.shape[0], 1), minor=True)
     
     # Turn on the grid for minor ticks (i.e., between the cells)
-    ax.grid(which='minor', color='darkgrey', linestyle='-', linewidth=2)
+    ax.grid(which='minor', color='darkgrey', linestyle='-', linewidth=1)
     ax.tick_params(which='minor', size=0)  # Hide minor tick marks
 
     # Display the heatmap