@media (max-width: 768px) {
.list-group-item {
    flex-direction: column; 
    align-items: center; 
    text-align: center; 
    margin-left: 0px!important;
    margin-right: 0px!important;
  }
  
  .list-group-item img {
    margin-bottom: 15px;
  }
  
  .list-group-item .d-flex.align-items-center {
    flex-direction: column; 
    align-items: center; 
    margin-left: 0px!important;
  }
  
  
  .list-group-item .d-flex.align-items-center .pricevalue,
  .list-group-item .d-flex.align-items-center button {
    align-self: center; 
  }
  
  .list-group-item .pricevalue {
    margin-bottom: 10px;
    margin-top: 10px;
  }
  
  .list-group-item button {
    width: 100%; 
    max-width: 200px; 
  }
}