Use .btn-block on button tag in table make width are not 100% only on firefox.

Created by: FrankiYu

Version: Firefox 31 I use button in table and add class ".btn-block" want to make button's width is 100%, but only on firefox are not compatiblea when you narrow the browser. There is a demo on firefox:

There is a demo on chrome and IE(is ok):

There is JS Fiddle: http://jsfiddle.net/qq465644390/73HeE/4/embedded/result/