@media screen and (max-width: 1006px) {

  body{
    height: fit-content;
  }
  #container-box
  {
    display: flex;
    flex-direction: column;
    justify-content: unset;
    width: 40%;
    margin: 1rem 12px 0 12px;
  }

  #box-1
  {
    border-top-left-radius: 11px;
    border-top-right-radius: 11px;
    border-bottom-left-radius: 0;
  }

  #box-3
  {
    border-bottom-left-radius: 11px;
    border-bottom-right-radius: 11px;
    border-top-right-radius: 0;
  }

  .btn
  {
    margin-top: 25px;
  }
}