Create a nice little effect using CSS. When hovering over an element, such as an icon for instance, you can move it up the screen by a few pixels slowly while changing its color. When you're done, reset it. Nice little touch.

gistfile1.txt

//when hovering, change the cover and move the element up a few pixels
  	color: #9ed846;
		transform: translate(0,-4px);
		-webkit-transform: translate(0,-4px);
		-o-transform: translate(0,-4px);
		-moz-transform: translate(0,-4px);
		-webkit-transition: all 0.5s ease-in-out;
		-moz-transition: all 0.5s ease-in-out;
		-o-transition: all 0.5s ease-in-out;
		-ms-transition: all 0.5s ease-in-out;
		transition: all 0.5s ease-in-out;

//and when done hovering, change the cover and return it to its original position
    color: #444;
		transform: translate(0,0px);
		-webkit-transform: translate(0,0px);
		-o-transform: translate(0,0px);
		-moz-transform: translate(0,0px);
		-webkit-transition: all 0.5s ease-in-out;
		-moz-transition: all 0.5s ease-in-out;
		-o-transition: all 0.5s ease-in-out;
		-ms-transition: all 0.5s ease-in-out;
		transition: all 0.5s ease-in-out;