diff --git a/trac/htdocs/libcaca.css b/trac/htdocs/libcaca.css
index b7ad38e..87e0df9 100644
--- a/trac/htdocs/libcaca.css
+++ b/trac/htdocs/libcaca.css
@@ -135,7 +135,11 @@ fieldset {
     background: #fff url(/browser/web/trunk/static/img/dashit-light.png?format=raw) no-repeat right bottom;
 }
 #attachments {
-    background: #E5E0D2;
+    background: #fff;
+    border: none;
+}
+#attachfile {
+    text-align: center;
 }
 #changelog {
     background: #cccc88;