feat: implement floating navbar with aurora background and updated header styling

src/components/ScrollDownArrow.tsx

@@ -0,0 +1,22 @@
+'use client'
+
+import { ChevronDown } from 'lucide-react'
+
+export function ScrollDownArrow() {
+  const scrollToNextSection = () => {
+    const nextSection = document.querySelector('#next-section') // Assuming the next section has this id
+    if (nextSection) {
+      nextSection.scrollIntoView({ behavior: 'smooth' })
+    }
+  }
+
+  return (
+    <button
+      onClick={scrollToNextSection}
+      className="animate-bounce text-gray-500 hover:text-gray-700"
+      aria-label="Scroll to next section"
+    >
+      <ChevronDown size={32} />
+    </button>
+  )
+}