Fix missing event item selection style in navigation bar (#1019)

diff --git a/docusaurus.config.js b/docusaurus.config.js
index 3c98397..6719c74 100755
--- a/docusaurus.config.js
+++ b/docusaurus.config.js
@@ -44,12 +44,7 @@
           activeBaseRegex: `/community/`,
         },
         { to: "/team", label: "Team", position: "right" },
-        {
-          label: "Event",
-          position: "right",
-          to: "/event",
-          activeBaseRegex: `/event/`,
-        },
+        { to: "/event", label: "Event", position: "right" },
         { to: "/news", label: "News", position: "right" },
         { to: "/blog", label: "Blog", position: "right" },
         { to: "/users", label: "Users", position: "right" },