Opacity on link hover images

Hi,

How to code to create hover effect on images with link?

Thanks.

I got this covered. Works now.

img {
 opacity: 1.0;
 transition: opacity 0.55s ease-in-out;
 -moz-transition: opacity 0.55s ease-in-out;
 -webkit-transition: opacity 0.55s ease-in-out;
 }
 a:hover img {
 opacity: .6;
 transition: opacity .55s ease-in-out;
 -moz-transition: opacity .55s ease-in-out;
 -webkit-transition: opacity .55s ease-in-out;
 }