add all files

OLD/controlsdev/darkmode.php

@@ -0,0 +1,20 @@
+<input type="checkbox" id="checkbox" class="darkbutton">Dark Mode</input>
+<script>
+    const checkbox = document.getElementById("checkbox");
+    const preference = localStorage.getItem('theme');
+    if (preference == "dark") {
+        document.documentElement.setAttribute('data-theme', preference);
+        checkbox.checked = true;
+    }
+    function darkmode() {
+        if (checkbox.checked == true) {
+            document.documentElement.setAttribute('data-theme', 'dark');
+            localStorage.setItem('theme', 'dark');
+        }
+        else {
+            document.documentElement.setAttribute('data-theme', 'light');
+            localStorage.setItem('theme', 'light');
+        }
+    }
+    checkbox.addEventListener('change', darkmode, false);
+</script>