Motion — restrained, never bouncy
EASE
cubic-bezier(.4,0,.2,1)
House ease for all chrome.
SEAL EASE
cubic-bezier(.2,.8,.2,1)
Reserved for the wax-stamp entrance.
FAST
120ms
Hover / link.
BASE
200ms
Modal, panel.
PAGE
240ms
Cross-fade.
SEAL
320ms
Stamp.