:root{
  --ease-standard:cubic-bezier(.22,.61,.36,1); /* @kind other */
  --ease-out:cubic-bezier(.16,1,.3,1); /* @kind other */
  --dur-fast:160ms; /* @kind other */
  --dur-base:240ms; /* @kind other */
  --dur-slow:400ms; /* @kind other */
  --dur-reveal:700ms; /* @kind other */
}