forced-colors-mode/forced-colors-mode-37-ref.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>Forced colors mode - :visited outline and column color.</title>
<style>
  a {
    forced-color-adjust: none;
    outline-color: VisitedText;
    outline-style: solid;
    column-count: 3;
    column-gap: 40px;
    column-rule-color: VisitedText;
    column-rule-style: solid;
  }
</style>
<a href="">
  The outline-color and column-rule-color should be overridden when forced colors
  mode is enabled.
</a>