diff --git a/public/css/elements.css b/public/css/elements.css
index 57a49cb..c7c4fe6 100644
--- a/public/css/elements.css
+++ b/public/css/elements.css
@@ -76,3 +76,5 @@ table, th, td {
     border: 0.15em dotted black;
     text-align: center;
 }
+
+summary { margin: 1em 0 1em 0; }