PrestoWeb

CSS Override Tutorials (site.css)

This page provides the best practices, standards, and step-by-step tutorials for creating and maintaining CSS overrides using site.css across all Theme 2.0 sites.

The goal of these guides is to help you:

  • Apply safe, scalable CSS overrides without breaking core theme functionality

  • Maintain consistency across updates and future theme enhancements

  • Follow supported selectors and patterns that align with Theme 2.0 architecture

Each child page focuses on a specific styling objective (such as background colors, typography, layout adjustments, or component-level overrides) and includes practical examples, do’s and don’ts, and testing recommendations.