diff --git a/src/views/modal-mail.html b/src/views/modal-mail.html
index df48275..cd0f475 100644
--- a/src/views/modal-mail.html
+++ b/src/views/modal-mail.html
@@ -18,7 +18,7 @@
                 teclado-virtual/>
             <button
                 type="button"
-                class="btn btn-primary ml-auto"
+                class="btn btn-enviar ml-auto"
                 ng-click="enviarCorreo(13)"
                 ladda="esperando"
             >Enviar</button>
@@ -28,7 +28,7 @@
     <div>
         <label>Descargar comprobante en este dispositivo</label>
         <button
-            class="btn btn-primary float-right"
+            class="btn btn-enviar float-right"
             ng-click="imprimir()"
             ladda="esperando"
         >Descargar</button>