:root{
  --ease-standard:cubic-bezier(.2,0,.2,1); /* @kind other */
  --ease-out:cubic-bezier(0,0,.2,1); /* @kind other */
  --duration-fast:120ms; /* @kind other */
  --duration-base:220ms; /* @kind other */
  --duration-slow:520ms; /* @kind other */   /* image reveals / scrim fades */
  --transition-control:background-color var(--duration-fast) var(--ease-standard),color var(--duration-fast) var(--ease-standard),border-color var(--duration-fast) var(--ease-standard),opacity var(--duration-fast) var(--ease-standard); /* @kind other */
  --hover-opacity:.72; /* @kind other */
  --press-scale:.985; /* @kind other */
}