.center {
    margin-left: auto;
    margin-right: auto;
  }

  .centerText {
    text-align: center;
  }

  h3 {
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    text-align: center;
  }

  table, th, td {
    border: 1px solid black;
    border-collapse: collapse;
  }

  .container {
    display: flex;
    flex-flow: row wrap;
    justify-content: center;
    align-items: center;
    text-align: center;
  }