Added the access code component. Improved layout. General clean up and improvements.

src/app.postcss

@@ -43,6 +43,13 @@ body {
     opacity: .5;
 }
 
+/* Allow content to scroll horizontal if too wide */
+.ae_h_scrollfix {
+    max-width: 100%;
+    overflow-x: auto;
+}
+
+/* These helps with the Skeleton Tailwind modal utility. */
 .ae_modal_scrollfix {
     /* Allow modal content to scroll if it's too long */
     overflow-y: auto;