diff --git a/style.css b/assets/css/style.css
similarity index 100%
rename from style.css
rename to assets/css/style.css
diff --git a/assets/js/includeHTML.js b/assets/js/includeHTML.js
new file mode 100644
index 0000000..9949596
--- /dev/null
+++ b/assets/js/includeHTML.js
@@ -0,0 +1,29 @@
+<script>
+function includeHTML() {
+  var z, i, elmnt, file, xhttp;
+  /*loop through a collection of all HTML elements:*/
+  z = document.getElementsByTagName("*");
+  for (i = 0; i < z.length; i++) {
+    elmnt = z[i];
+    /*search for elements with a certain atrribute:*/
+    file = elmnt.getAttribute("w3-include-html");
+    if (file) {
+      /*make an HTTP request using the attribute value as the file name:*/x
+      xhttp = new XMLHttpRequest();
+      xhttp.onreadystatechange = function() {
+        if (this.readyState == 4) {
+          if (this.status == 200) {elmnt.innerHTML = this.responseText;}
+          if (this.status == 404) {elmnt.innerHTML = "Page not found.";}
+          /*remove the attribute, and call this function once more:*/
+          elmnt.removeAttribute("w3-include-html");
+          includeHTML();
+        }
+      }
+      xhttp.open("GET", file, true);
+      xhttp.send();
+      /*exit the function:*/
+      return;
+    }
+  }
+};
+</script>
diff --git a/partials/footer.html b/partials/footer.html
new file mode 100644
index 0000000..5b90f2e
--- /dev/null
+++ b/partials/footer.html
@@ -0,0 +1,7 @@
+<footer class="footer">
+  <hr />
+  <p>
+    Copyright 2024:
+    <a href="mailto:pec@softbox.de">Softbox GmbH</a><br />
+  </p>
+</footer>