/* Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ */ function handleRequest(request, response) { // This returns always new and different CSS content. const page = `body::before { content: "${Date.now()}"; }`; response.setHeader("Content-Type", "text/css; charset=utf-8", false); response.setHeader("Content-Length", page.length + "", false); response.write(page); }