diff --git a/app/assets/stylesheets/style.css.scss b/app/assets/stylesheets/style.css.scss
index 0c314ce..2dddf39 100644
--- a/app/assets/stylesheets/style.css.scss
+++ b/app/assets/stylesheets/style.css.scss
@@ -835,6 +835,12 @@ tr.spacer {
         overflow-x: auto;
         word-wrap: break-word;
 
+        hr {
+          border: none;
+          border-top: 1px solid #ddd;
+          border-bottom: 1px solid #fff;
+        }
+
         .headline {
           margin: 0;
           border-bottom: 1px solid #ddd;