Revamped header section

Client/src/index.css

@@ -4,6 +4,10 @@
   box-sizing: border-box;
 }
 
+html {
+  scroll-behavior: smooth;
+}
+
 :root {
   font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
   font-weight: 400;