<a href="#"><img src="foto.jpg" /></a>

a {
     display: block;
     overflow: hidden;
     position: relative;
     width: 300px;
     height: 200px;
}
          a img {
               display: block;
          }
          a:hover {
               border: 5px solid red;
               width: 290px;
               height: 190px;
          }
               a:hover img {
                    margin: -5px 0 0 -5px;
               }