enhance modals and terms of use html

app/blueprints/main/routes.py

@@ -56,7 +56,7 @@ def news():
     )
 
 
-@bp.route('/privacy_policy')
+@bp.route('/privacy-policy')
 def privacy_policy():
     return render_template(
         'main/privacy_policy.html.j2',
@@ -64,11 +64,11 @@ def privacy_policy():
     )
 
 
-@bp.route('/terms_of_use')
+@bp.route('/terms-of-use')
 def terms_of_use():
     return render_template(
         'main/terms_of_use.html.j2',
-        title='Terms of Use'
+        title='Terms of use'
     )