Put simpleParallax and modify logo.php to merge

js/simpleParallaxe/simpleParallax-master/index.d.ts

@@ -0,0 +1,15 @@
+declare module 'simple-parallax-js' {
+    interface IParallaxSettings {
+        orientation?: 'up' | 'down' | 'left' | 'right';
+        scale?: number;
+        overflow?: boolean;
+        delay?: number;
+        transition?: string;
+        breakpoint?: number;
+    }
+
+    export default class SimpleParallax {
+        constructor(images: Element | Element[], settings?: IParallaxSettings);
+        public destroy: () => void;
+    }
+}