::selection {
  background: mistyrose;
  color: rebeccapurple;
}

:any-link {
  color: indigo;
  background-color: violet;
  transition: 210ms ease-in-out;
}

:root {
  background: indigo;
  background-image: linear-gradient(.1turn, indigo, darkviolet, rebeccapurple, indigo 10%);
  color: violet;
  transition: 210ms ease-in-out;
}

:focus {
  outline: 1ch outset violet;
}

:active {
  background-image: conic-gradient(blueviolet, rebeccapurple, indigo);
  color: pink;
}