Replace the Material theme by DiscordFX

templates/discordfx/styles/main.js

@@ -0,0 +1,20 @@
+// Copyright (c) Microsoft. All rights reserved. Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+function toggleMenu() {
+               
+    var x = document.getElementById("sidebar");
+    var b = document.getElementById("blackout");
+
+    if (x.style.left === "0px") 
+    {
+        x.style.left = "-350px";
+        b.classList.remove("showThat");
+        b.classList.add("hideThat");
+    } 
+    else 
+    {
+        x.style.left = "0px";
+        b.classList.remove("hideThat");
+        b.classList.add("showThat");
+    }
+}