diff --git a/themes/Ying/static/css/main.css b/themes/Ying/static/css/main.css
index a31a13bd..250e590f 100644
--- a/themes/Ying/static/css/main.css
+++ b/themes/Ying/static/css/main.css
@@ -1927,7 +1927,8 @@ input[type=submit] {
 }
 
 .atk-comment>.atk-main>.atk-body>.atk-content img {
-    width: 1.1rem!important
+    width: 1.1rem!important;
+    box-shadow: 0 0 0 rgba(0, 0, 0, 0.2);
 }
 
 .atk-comment .atk-height-limit:after {