:root{
  --duration-fast:120ms; /* @kind other */
  --duration-base:200ms; /* @kind other */
  --duration-slow:340ms; /* @kind other */
  --duration-slower:560ms; /* @kind other */
  --ease-out:cubic-bezier(.2,.8,.3,1); /* @kind other */
  --ease-in-out:cubic-bezier(.5,0,.5,1); /* @kind other */
  --ease-pop:cubic-bezier(.34,1.56,.64,1); /* @kind other */   /* the one bouncy curve — chips, badges, kids surfaces */
  --press-scale:.97; /* @kind other */
  --hover-lift:-2px;
}