My background images are not appearing. This is my code for the green part where a background image is supposed to be. I have just put different colours in the divs for now to differentiate them http://www.creativeastro.com/MSHeating/index.php
Under the big img with the woman touching the boiler there are 3 divs and in each there is supposed to be background imgs which are green and the text that is there comes on top but those images are not appearing. They did at some point but not anymore.
This is the code for them below: