How To Add Hover Effect On Images With Css3

.forhtmlcode { border-top:30px solid #3873CC; width:500px; padding:20px; margin-left:10px; background-color:#121212; color:#E7E7E7; transition: border-top-color .777s; -webkit-transition: border-top-color .777s; -moz-transition:border-top-color .777s; -o-transition: border-top-color .777s; -ms-transition: border-top-color .777s; } .forhtmlcode:hover { border-top:30px solid #00A6FF; } .forcsscode