.banner {
  height:400px; 
  background-image: url('img/slider.jpg');
  background-size: cover;
  background-position: center;
  margin-bottom: 30px;
 }


.card img {
  max-height: 180px;
  object-fit: contain;
  margin-top: 20px;

}

.start{transform:scale(0)}
.end{transform:scale(1);transition:all .5s}