Lost Shadows

I seem to have done something and didn't realise that the shadows have gone from underneith the four images on the front page... any ideas what i could have done or can you point me to where the code should be.

Thanks

http://1066786233.1065524876.temp.prositehosting.co.uk/

 

Hello,

Paste this code in Custom CSS
Appearance > Theme Option > Styling Option > Custom CSS

Code:

.feature-content .feature-box .feature-box-inner img {
margin-bottom: 0;
}
.gallery_entry1 {
background: url("images/item-bottom-shadow.png") no-repeat scroll -2px 123px transparent;
}