diff --git a/helios/templates/voters_email.html b/helios/templates/voters_email.html
index 011005412896821e5804eb1b06b252307189b72b..535f7533fbeaf6cd87753c2f5f0c8788f03f4a95 100644
--- a/helios/templates/voters_email.html
+++ b/helios/templates/voters_email.html
@@ -47,7 +47,7 @@ You may tweak the subject and add a custom message using the form below.
      {{email_form.as_table}}
      </table>
   <div>
-  <label for="">&nbsp;</label><input type="submit" value="Send" id="send_button" />
+  <label for="">&nbsp;</label><input type="submit" value="Send" id="send_button" class="button" />
   </div>
   </form>