.thumbnail {
  width: 320px;
  height: 240px;
}
 .image {
  width: 100%;
  height: 100%;
}
 .image img {
  -webkit-transition: all 1s ease;
  /* Safari and Chrome */
  -moz-transition: all 1s ease;
  /* Firefox */
  -ms-transition: all 1s ease;
  /* IE 9 */
  -o-transition: all 1s ease;
  /* Opera */
  transition: all 1s ease;
}
 .image:hover img {
  -webkit-transform: scale(1.25);
  /* Safari and Chrome */
  -moz-transform: scale(1.25);
  /* Firefox */
  -ms-transform: scale(1.25);
  /* IE 9 */
  -o-transform: scale(1.25);
  /* Opera */
  transform: scale(1.25);
}