:root{
--ease-standard:cubic-bezier(0.4,0,0.2,1); /* @kind other */
--ease-out:cubic-bezier(0,0,0.2,1); /* @kind other */
--duration-fast:120ms; /* @kind other */
--duration-base:220ms; /* @kind other */
--duration-slow:420ms; /* @kind other */
}