title: What determines row color in jquery datatable styles?
body: <p>In jquery datatable styles (here smoothness) it shows the rows with a different color. 
  What determines which colors are show on each row? And how can I change this?
  See example below from their examples in download pack. </p>
  
  <p><img src="https://i.stack.imgur.com/NEF0A.png" alt="enter image description here"></p>