diff --git a/zoo-css-challenge/style.css b/zoo-css-challenge/style.css
index a306f540..61c20724 100644
--- a/zoo-css-challenge/style.css
+++ b/zoo-css-challenge/style.css
@@ -203,6 +203,8 @@ h3 {
 .membership {
   text-align: center;
   background-color: #fffffc;
+  max-width: 700px;
+  margin: auto;
 }
 
 .membership h2 {