message: Reflow guidance pages columns
  Currently, our guidance pages have columns that do not reflow well. This PR updates those columns to stack when width is reduced.
diff: }
  .columns {
  - display: flex;
  margin-top: 40px;
  + @media screen and (min-width: 800px) {
  + display: flex;
  + }
  }
  .column {
  }
  .column + .column {
  + @media screen and (min-width: 800px) {
  margin-left: 80px;
  }
  + }
  $icon-size: 16px;
  $do-color: $positive-outcome;
  