Move link image 5px up on hover

Question

How would I go about acheiving an effect similar to that on this site\'s portfolio page Solid Giant, with CSS and HTML?

I had thought that just putting something like t

Answer 1

Also see translate():

http://www.w3schools.com/css/css3_2dtransforms.asp

img:hover {
    -moz-transform: translate(-2px, -2px);
    -ms-transform: translate(-2px, -2px);
    -o-transform: translate(-2px, -2px);
    -webkit-transform: translate(-2px, -2px);
    transform: translate(-2px, -2px)
}

See a similar working example:
http://jsfiddle.net/rimian/7aPvS/1/