Hi,
Is there a way to make one of the borders darker on a SBS column question. This question has 6 columns but I only want the border darker between column 4 and 5 say. 
Question
Darker Border on specific SBS column
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A less involved way of putting a visual distinction in place for SBS would be to change the background color of the answer cells within a given column. The CSS to put that in place is discussed in