Adobe Dreamweaver CC 2015 - Manual (Page 204)

197
CSS
Last updated 6/3/2015
Border color set to black for all sides
The code that is inserted is based on the preference setting for shorthand or longhand.
Delete and disable controls are available for individual properties as before Dreamweaver CC 2014. Now, you can use
the delete and disable controls at the Border Control group level to apply these actions to all the properties.