diff --git a/templates/index.html b/templates/index.html
index 6c17480..16133ce 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -230,7 +230,7 @@
                                             </li>
                                         </ul>
                                     </div>
-                                    <img class="card-img-bottom" id="img2ImgImg">
+                                    <img class="card-img-bottom downloadable-img" id="img2ImgImg">
                                 </div>
                             </div>
                         </div>
@@ -339,7 +339,7 @@
                                                 data-en_XX="Let's Go!" data-zh_CN="生成图片！">Let's Go!</button>
                                         </div>
                                     </div>
-                                    <img class="card-img-bottom downloadable-img" id="reference-img">
+                                    <img class="card-img-bottom" id="reference-img">
                                 </div>
                             </div>
                             <div class="col-md-8">