iOS, macOS, firefox css tweaks; config and readme updates;

src/assets/js/landing.js

@@ -57,3 +57,24 @@ window.onresize = function () {
 //     });
 //   });
 // }, 2000);
+
+
+//////////////////////////////////////////
+// SHADOW PARALLAX
+
+gsap.utils.toArray('.img-shadow').forEach((elem) => {
+  gsap.fromTo(
+    elem,
+    {
+      y: "5rem",
+    },
+    {
+      scrollTrigger: {
+        scrub: true,
+        trigger: elem,
+        start: '-4rem bottom',
+      },
+      y: 0,
+    }
+  );
+});