**CSS 3 Animation: **

 @-webkit-keyframes twinkling{   
    0%{
       opacity:0;
     }
    100%{
       opacity:1;
    }
  }

**Jquery: **

$(element).css({"-webkit-animation":"twinkling 1s infinite ease-in-out"}); //Add a flicker animation to the object element

You can also add the following to your CSS styles:

    #element{
          -webkit-animation: twinkling 1s infinite ease-in-out;
     }

Note: the animation name is twinkling ; Time for 1 s   Animation is infinite number of times   Ease -in-out animation