zurb foundation center content in the grid
Just add the class "text-center"
Using foundation 4:
HTML:
<div class="row">
<div id="wrap-img" class="large-12 columns"><br />
<img src="img_06.jpeg" alt="slide image">
</div>
</div>
CSS:
#wrap-img img { margin: 0 auto; }
Try adding the centered class.
.five.columns.centered
Edit November 2015: In Foundation 6 check out Typography Helpers
Edit April 2014: In Foundation 5 check out Utility classes.
Original answer:
Use the text-center class.
<div class="row">
<div class="twelve columns text-center"><br />
<img src="img_06.jpeg" alt="slide image">
</div>
</div>
Source: https://github.com/zurb/foundation/pull/224