a11y.css

*:focus:not(:focus-visible),
*:before:focus:not(:focus-visible),
*:after:focus:not(:focus-visible) {
  outline: none;
}

/* https://medium.com/@matuzo/writing-css-with-accessibility-in-mind-8514a0007939 */
.visually-hidden {
  position: absolute;
  white-space: nowrap;
  width: 1px;
  height: 1px;
  overflow: hidden;
  border: 0;
  padding: 0;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  margin: -1px;
}

/* https://www.scottohara.me/blog/2019/01/12/lists-and-safari.html */
.plain-list {
  list-style: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg'/%3E");
  padding-left: 0;
}

/* prettier-ignore */
@media(prefers-reduced-motion: reduce) {
  *,
  *:before,
  *:after {
    transition: none !important;
    animation: none !important;
  }
}