What can developers customize on a seller site?
Custom CSS (Branding step, 60000-character limit) can use the variables --ss-accent, --ss-bg, --ss-surface and --ss-text, and each design scopes its styles under the .ss-layout-
How do site designs (layouts) work?
Choose a design in the Style section of step 1 (Template). You can switch designs at any time - your texts, images and sections stay untouched, and the color scheme applies on top of any design.
Quick start
Open the builder: Profile → My sites → Create site (or the “Create your website” button on the home page). Registration is not required to start: you can build a site as a guest - the draft is saved and automatically transferred to your account after you sign up.