diff --git a/index.html b/index.html
index 0789815..93f5915 100644
--- a/index.html
+++ b/index.html
@@ -81,14 +81,8 @@
     <script>
         var header = document.getElementById("header");
 
-        var prevTimestamp = 0;
-
         async function update(timestamp) {
-            // get dt
-            let dt = (timestamp - prevTimestamp);
-            prevTimestamp = timestamp;
-
-            header.style.transform = "translate(50px, 100px)";
+            header.style.transform = "translate(" + (Math.cos(timestamp) * 20) + "px, " + (Math.sin(timestamp) * 20) + "px)";
 
             // loop
             requestAnimationFrame(update);