#portfolio {
    justify-content: space-between;
  }
  #portfolio div {
    text-align: center;
    margin: auto;
  }
  #portfolio {
    flex-direction: row;
    flex-wrap: wrap;
    padding: 1px 5vw;
  }
  .thumb {
    border: 1px solid #000000;
    height: 194px;
    margin: 0 10px;
    width: 260px;
  }