.fee-grid-six {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

@media (max-width: 900px) {
  .fee-grid-six {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .fee-grid-six {
    grid-template-columns: 1fr;
  }
}