:root{
  --ease-out:cubic-bezier(.22,.61,.36,1); /* @kind other */
  --ease-spring:cubic-bezier(.34,1.42,.64,1); /* @kind other */
  --dur-fast:120ms; /* @kind other */
  --dur-base:200ms; /* @kind other */
  --dur-slow:420ms; /* @kind other */
  --lift-hover:-2px;
  --press-scale:.98; /* @kind other */
}