.p-card
{

  width: 300px;
}

.p-card-img
{
  height: 300px;
  width: 300px;
}


@media (max-width: 992px) {

    .p-card
    {

 margin: auto;

    }

    .p-card-img
    {

      height: 300px;
      width: 300px;
    }
}
@media (max-width: 576px) {
    .p-card {
         width: 300px !important;
    }
    .p-card-img {
         width: 300px !important;
         height: 300px !important;
    }
}