diff --git a/frontend/public/loading/option2/html_code_segment.html b/frontend/public/loading/option2/html_code_segment.html
index df81b26..a65058c 100644
--- a/frontend/public/loading/option2/html_code_segment.html
+++ b/frontend/public/loading/option2/html_code_segment.html
@@ -2,4 +2,5 @@
   <div class="preloading-wrapper">
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   </div>
-</div>
\ No newline at end of file
+</div>
+<!--测试-->
\ No newline at end of file