Image does not show on 600px, 500px, and 400px
Hi,
I should be grateful if anyone could help me out.
The images are not showing on 600px, 500px, and 400px (iphone).
My site is as below:
http://www.romeo-juliet.org/grid-home/
Thank you
Screen Shot 2014-01-29 at 17.03.52.jpg