Dark mode

template/index.html

@@ -5,6 +5,7 @@
     <title></title>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
+    <script src="/darkreader/darkreader.js">    </script>
     <style>
         /* In order to place the tracking correctly */
         canvas.drawing, canvas.drawingBuffer {
@@ -26,7 +27,16 @@
     <button onclick="sendEanConvRequest()"> Search</button>
 
     <!-- Include the image-diff library -->
-
+    <script>
+        DarkReader.auto()
+        $("#darkToggle").on("change", function(test){
+          if(test.currentTarget.checked){
+            DarkReader.enable()
+          } else {
+            DarkReader.disable()
+          }
+        })
+      </script>
     <script>
         var _scannerIsRunning = false;