diff --git a/includes/header.php b/includes/header.php
index 69c27eb..d0f273b 100644
--- a/includes/header.php
+++ b/includes/header.php
@@ -79,6 +79,7 @@ function isMobile() {
         }
         #board-colors ul {
             display: inline-flex;
+            flex-wrap: wrap;
             flex: 1;
             list-style: none inside;
             margin-right: 8px;