在登录页面遇到css问题（仍然没有得到任何解决方案）

Description:- I had a html login page where I use image for username and password when I type username and password in text box every thing is fine,but when I pick username from popup(auto-fill suggestions) then it hide the image which I had use for username.I am using Google chrome browser version 42.0.2311.135.Any one can figure it out what went wrong??Description:- I had a html login page where I u