Reply To: 3 Column Responsive Images – 33.333% not working in Codepen?

[Merri]

Here is a slightly advanced sample that gives gutters “by feature” of justified text alignment.

http://codepen.io/Merri/pen/Hvzbf

It gives fixed gutters by using calc as suggested by Paulie_D, and uses fluid gutter width as a fallback for browsers that don’t support calc.