diff --git a/static/scripts/site.js b/static/scripts/site.js
index e69de29..b8638e8 100644
--- a/static/scripts/site.js
+++ b/static/scripts/site.js
@@ -0,0 +1,16 @@
+/* site.js
+ * Eryn Wells <eryn@erynwells.me>
+ */
+
+window.addEventListener("DOMContentLoaded", () => {
+  const siteHeader = document.querySelector("header.site");
+  if (!siteHeader) {
+    return;
+  }
+  siteHeader.classList.add("visible");
+
+  const documentReferrer = new URL(document.referrer);
+  if (documentReferrer.pathname === "/") {
+    siteHeader.classList.add("animated");
+  }
+});