.container {
    position: relative;
    width: 400px;
}

.image {
  opacity: 1;
  width: 100%;
  height: auto;
  transition: .5s ease;
  backface-visibility: hidden;
}

.middle {
  transition: .5s ease;
  opacity: 0;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%)
}

.container:hover .image {
  opacity: 0.4;
}

.container:hover .middle {
  opacity: 1;
}

.text {
  color: black;
  font-size: 2em;
}