title: How to implement color through css from dark to light?
body: <p>i want to implement color combination from dark to light or light to dark
  how to implement that
  please check - <a href="http://screencast.com/t/zBgFPTOtp7" rel="nofollow">http://screencast.com/t/zBgFPTOtp7</a>
   please help</p>