I have CSS upgrade and am using the Chateau theme. I wish to change the margin style from a double line to a solid thicker line and to add it to the top and bottom of the columns and not just on the sides as it currently is. The effect I am looking for is a box around the two columns
My blog is http://www.oliveoilandlemon.ie
The blog I need help with is oliveoilandlemon.ie.