.row.panel-row {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch; }
  .row.panel-row .col {
    display: flex; }
    .row.panel-row .col .panel {
      flex-grow: 1;
      display: flex;
      flex-direction: column; }
      .row.panel-row .col .panel .panel-body {
        display: flex;
        flex-direction: column; }
        .row.panel-row .col .panel .panel-body > * {
          display: flex; }