.test {
  transform: rotate(90deg);
}

.kolom-geel {
  background-color: #00ffff;
  padding: 20px;
}

.page-nav-btn {
  display: inline-block;
  padding: 12px 20px;
  background-color: rgb(17, 17, 17);
  color: rgb(255, 255, 255);
  text-decoration-line: none;
  text-decoration-thickness: auto;
  text-decoration-style: solid;
  text-decoration-color: currentcolor;
  margin-top: 24px;
}

.kolommen-footer {
  grid-column-start: 1;
  grid-column-end: -1;
  padding: 24px;
  display: flex;
  flex-direction: column;
  row-gap: 16px;
  column-gap: 16px;
}