Header Shrink and Style on Scroll

What You'll Create

A header that transforms its appearance as users scroll, shrinking and gaining a bordered/rounded style for a polished effect.

The Problem It Solves

Static headers don't adapt to scroll context. This technique creates a dynamic header that feels more refined as users navigate.

Perfect For

Modern brands, Editorial sites, Portfolio sites, Professional services, Creative agencies.

What Makes This Different

JavaScript adds a class on scroll, triggering CSS transitions that shrink padding and add border-radius and background styling.

Details

• Section Type: Fluid & Classic

• Code Type: CSS + JavaScript

• Prerequisites: Fixed header set to Basic style

• Toolkit Title: Header Change on Scroll

Learn This Technique

This is one of 150+ code techniques taught inside Standout Squarespace, where you get:

• The complete, copy-paste code

• Video walkthrough explaining how it works

• The principles behind the technique so you can customize it

• Access to our private community for support