.sec-image .d-flex:nth-child(n + 3){
  margin-top: 2.4rem;
}
.image-item{
  width: 100%;
 display: block; 
}
.image-item img{
  width: 100%;
  height: 28.8rem;
  object-fit: cover;
  border-radius: 0.4rem;
}
@media(min-width:1360px) and (max-width:1403.98px){
  .image-item img {
    height: 27.2rem;
  }
}
@media(min-width:1200px) and (max-width:1359.98px){
  .image-item img {
    height: 24.5rem;
  }
}
@media(min-width:992px) and (max-width:1199.98px){
  .image-item img {
    height: 20rem;
  }
}
@media(min-width:768px) and (max-width:991.98px){
  .image-item img {
    height: 22.5rem;
  }
}
@media(max-width:767.98px){
  .sec-image .d-flex:nth-child(n + 3){
    margin-top: 1.6rem;
  }
  .sec-image .d-flex{
    width: 50%;
  }
  .image-item img {
    height: 16.5rem;
  }
}
@media(max-width:575.98px){
  .image-item img{
    height: 29.4vw;
  }
}