.container {
  position: relative;
  width: 50%;
}

.image {
  opacity: 1;
  width: 100%;
  height: auto;

  backface-visibility: hidden;
}

.middle {
  
  opacity: 0;
  position: absolute;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  text-align: center;
}

.container:hover .image {
  opacity: 0.5;
  border: solid 3px black;
}

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

.text {
  background-color: #000000;
  color: white;
  font-size: 16px;
  padding: 16px 32px;
}