.col-hidden {
  display: block;
  position: absolute;
  clip: rect(0, 0, 0, 0);
  width: 0;
  height: 0;
  margin: -1;
}

.col-relative {
  position: relative;
}

.col-strong {
  color: rgba(black, 0.88);
  font-weight: bold;
}