We use a simple sytax called markdown which is easier to maintain that typical html.
Authoring online never was easier than with Amadeus and Google Drive... - Ask for a project to be setup - Then ask that its content be shared on the [https://drive.google.com/drive/folders/1AxmZfNLIxhBQPYe_HPlQSYIOffL7VMbs](Amadeus Content Drive) and shared with you.