<div class="my_class" data-index=0></div>
 <div class="my_class" data-index=1></div>
 <div class="my_class" data-index=2></div> 
 <div class="my_class" data-index=3></div> 
 <div class="my_class" data-index=4></div>
How to change the css properties of a div having class my_class and the data-index=0 using jquery.
 
     
     
    