.img-block3_1 .before {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: -1;
    background-size: auto;
  background-size: 130%;
  -webkit-transition: 0.6s all;
  transition: 0.6s all;
}