:root{
  --radius-none:0px;
  --radius-sm:4px;
  --radius-md:8px;      /* cards, inputs, images */
  --radius-lg:16px;     /* media tiles, promo panels */
  --radius-pill:999px;  /* buttons, chips, flags */
  --border-width:1px; /* @kind other */
  --border-width-strong:2px; /* @kind other */
}