@media (max-width: 768px) {
  .card {
    flex-direction: column;
    text-align: center;
    margin-bottom: 50px;
  }
  .card img {
    margin-bottom: 10px;
  }
  .container {
    flex-direction: column;
  }

  .writeup{
    font-size: medium;
  }
}