:root{
--ease-out:cubic-bezier(.16,1,.3,1); /* @kind other */
--ease-in-out:cubic-bezier(.65,0,.35,1); /* @kind other */
--ease-linear:linear; /* @kind other */
--dur-fast:160ms; /* @kind other */
--dur-base:320ms; /* @kind other */
--dur-slow:640ms; /* @kind other */
--dur-reveal:900ms; /* @kind other */
}