240701

backup/240700/js/scroll.js

@@ -0,0 +1,10 @@
+function onScroll() {
+  const header = document.getElementById("header")
+  if (window.scrollY > 0) {
+    header.classList.add("scrolled")
+  } else {
+    header.classList.remove("scrolled")
+  }
+}
+
+document.addEventListener("scroll", onScroll)