body {
  font-family: sans-serif;
}
@media (orientation: landscape) {
    .thinColumn {
      width:50vw;
      margin-left:25vw;
    }
    .thickColumn {
      width:80vw;
      margin-left:10vw;
    }
  }
  
@media (orientation: portrait) {

  .thinColumn {
      width:80vw;
      margin-left:10vw;
    }
  .thickColumn {
      width:80vw;
      margin-left:10vw;
    }

  }

  .bigImage {
    width:100%;
    margin-top:0.5em;
    margin-bottom:0.5em;
  }