:root{
--ease-calm:cubic-bezier(.22,.61,.36,1); /* @kind other */
--ease-in-out:cubic-bezier(.4,0,.2,1); /* @kind other */
--duration-fast:120ms; /* @kind other */
--duration-base:220ms; /* @kind other */
--duration-slow:420ms; /* @kind other */
--duration-reveal:700ms; /* @kind other */
--transition-control:color var(--duration-fast) var(--ease-calm),background-color var(--duration-fast) var(--ease-calm),border-color var(--duration-fast) var(--ease-calm),box-shadow var(--duration-fast) var(--ease-calm);
}