Firefox在提交按钮中添加了2px的填充。

Hi I seem to be having some problems with Firefox adding 2 extra pixels of padding in a submit button.I have tested this in chrome and IE9 and both browsers render the code ok,Firefox seems to be adding 2 pixel padding at the bottom to the submit button with the key background on the top-right corner.Here is the website:Hi I seem to be having some problems with Firef