Step 14 - Frontend theming

Drupal 9 site migration project delivery blueprint


The details on this page represents the goal, activities, deliverables and resources for conducting a frontend theming as part of a site migration project.

The frontend theming is step 14 of a 24 step project delivery process Salsa has designed for migrating (or upgrading) sites from a legacy or proprietary CMS to Drupal 9.

An overview of the entire process can be found here: Drupal 9 site migration project delivery blueprint.


4A: Rebuild


Iteratively style the like for like Drupal 9 site per the source CMS site reference.


  1. Frontend theming of base user stories

  2. Frontend theming of required components


  1. Functional frontend theme - styled

  2. Frontend iterations per sprint.

Resources and templates*

  1. Local css/html snippets

  2. Contributed css/html snippets

* to be publically available by Q1 2021 to align with the GovCMS D9 roadmap.  Reach out if you’d like a draft version beforehand.

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