diff --git a/app/assets/stylesheets/specific/posts.css.scss b/app/assets/stylesheets/specific/posts.css.scss
index f679b0599..afa53db27 100644
--- a/app/assets/stylesheets/specific/posts.css.scss
+++ b/app/assets/stylesheets/specific/posts.css.scss
@@ -1,4 +1,4 @@
-@import "../common/000_vars.css.scss";
+@import "../common/000_vars.css.scss";
 
 article.post-preview {
   height: 154px;
@@ -12,6 +12,16 @@ article.post-preview {
   img {
     margin: auto;
   }
+
+  &[data-tags~=animated]:before, &[data-file-ext=swf]:before, &[data-file-ext=webm]:before {
+    content: "►";
+    position: absolute;
+    width: 20px;
+    height: 20px;
+    color: white; 
+    background-color: rgba(0,0,0,0.5);
+    margin: 2px;
+  }
 }
 
 #iqdb-similar {