Answers for "how to animate zoomIn css"

css animation zoom in-out infinite

.examplediv {
  height: 500px;
  width: 500px;
  animation: zoom-in-zoom-out 5s ease-in infinite;
}

@keyframes zoom-in-zoom-out {
0% {
transform: scale(1, 1);
}
50% {
transform: scale(1.5, 1.5);
}
100% {
transform: scale(1, 1);
}
}

how to use image zoom effect in css

.child::before {
  content: "";
  display: none;
  height: 100%;
  width: 100%;
  position: absolute;
  top: 0;
  left: 0;
  background-color: rgba(52, 73, 94, 0.75);
}

.parent:hover .child:before,
.parent:focus .child:before {
  display: block;
}