#taiji-arrow.login-impact{
  animation:loginTaijiImpact .42s cubic-bezier(.32,.02,.2,1) infinite;
  will-change:transform,opacity;
}
#taiji-wrap.login-impact .tb-taiji{
  animation:loginTaijiReact .42s cubic-bezier(.2,.8,.25,1) infinite;
  will-change:transform;
}
@keyframes loginTaijiImpact{
  0%{transform:translateY(-50%) translateX(15px);opacity:.42}
  55%{transform:translateY(-50%) translateX(-4px);opacity:1}
  68%{transform:translateY(-50%) translateX(3px);opacity:.92}
  100%{transform:translateY(-50%) translateX(15px);opacity:.42}
}
@keyframes loginTaijiReact{
  0%,48%,100%{transform:scale(1)}
  58%{transform:scale(1.14)}
  72%{transform:scale(.97)}
}
@media(prefers-reduced-motion:reduce){
  #taiji-arrow.login-impact,#taiji-wrap.login-impact .tb-taiji{animation:none}
}