Acquia Cohesion renames to Site Studio from version 6.2. Tell me more.
You can create more than one template to provide layout and style alternatives with the use of the template selector.
HTML is escaped when using Drupal tokens in Site studio as a security measure, this follows Drupal core.
Opacity is set using a decimal where 0 is transparent, 0.5 is 50% and 1 is solid.