What does 'Range' do in the menu element?
The 'Range' in the menu list item element sets which list items at the current level the settings should apply to.
Acquia Cohesion renames to Site Studio from version 6.2. Tell me more.
Google maps may not be showing if you have not set a Google maps API key.
Yes, this is possible by creating a custom element.
Opacity is set using a decimal where 0 is transparent, 0.5 is 50% and 1 is solid.