.img1{
	margin-left: auto;
	margin-right: auto;
}
.img1_div{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  margin-bottom:1em;
}
  .img1 > img{
    object-fit: cover;
    height:200px;
    max-width:100%;
  }
figcaption{
  text-align:center;
}
  @media only screen and (max-width: 600px) {
  .img1_div{
    grid-template-columns:none;
    grid-template-rows:repeat(3,1fr);
  }
   .img1 > img{
     width:250px;
     height:200px;
   }
  }