could you please tell me how to set columns in VC for media query between 769 and 1200px? Id like to stretch the newsletter a little bit. Now it looks like this: http://prntscr.com/jufkm5. My VC settings for the middle (newsletter) column are: https://prnt.sc/jufq2g
Thank you for your question.
You can achieve this using the Yellow pencil editor plugin as described below.