diff --git a/mercurial/templates/static/style-gitweb.css b/mercurial/templates/static/style-gitweb.css
--- a/mercurial/templates/static/style-gitweb.css
+++ b/mercurial/templates/static/style-gitweb.css
@@ -59,7 +59,7 @@ div.annotate-info {
   display: none;
   position: absolute;
   background-color: #FFFFFF;
-  border: 1px solid #000000;
+  border: 1px solid #d9d8d1;
   text-align: left;
   color: #000000;
   padding: 5px;
diff --git a/tests/test-hgweb.t b/tests/test-hgweb.t
--- a/tests/test-hgweb.t
+++ b/tests/test-hgweb.t
@@ -404,7 +404,7 @@ static file
     display: none;
     position: absolute;
     background-color: #FFFFFF;
-    border: 1px solid #000000;
+    border: 1px solid #d9d8d1;
     text-align: left;
     color: #000000;
     padding: 5px;