A Shopify web page is composed of a header, footer, and a body. A header usually contains a logo, store name, top menu, search tool, and a shopping cart icon.
How to Make a Header Transparent
From your Shopify admin, select Online Store.
Select your Debutify theme and click on Customize.
Click on Theme settings.
Tap Advanced Settings.
In the Header settings, click on Enable transparent header.
Click on Save to apply changes.