.center {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 90%;
  }
  .flex-container > div {
    display: flex;
  justify-content: center;
  align-items: center;
  height: 20vh;
    
  }

  p {
    text-indent: 50px;
    text-align: justify;
    letter-spacing: 3px;
  }

  a:link {
    color: black;
    background-color: transparent;
    text-decoration: none;
  }

  body {
    background-color: burlywood;
  }

  p.solid {border-style: solid;
  background-color: white;
  margin-left:30%;
  margin-right:30%;
  }

  .link{
   margin-left:30%;
   margin-right:30%
  }

  .column {
    float: left;
    width: 33.33%;
    padding: 5px;
  }

  .row::after {
    content: "";
    clear: both;
    display: table;
  }

  .row {
    display: flex;
  }

  .column {
    flex: 33.33%;
    padding: 5px;
  }