something wrong with the widget

Hey, i realy liked your widget, is the best i tried and i tried a lot. But i have a problem with it, by css guess… you just can check between this two pics how the footer is with your widget and how should be (without):

http://s24.postimg.org/ds2bxqrhx/stiled2.jpg
http://s24.postimg.org/quxyh0hpx/stiled1.jpg

Any easy way to fix?
regards.

http://wordpress.org/extend/plugins/styled-facebook-like-box/