OnomaUI

gatsun motion

The motion for "hit hard".

がつん1 motionOfficial

Sample

Hit hard

Strong warning / impact

Slams in from 260% scale and shakes 14% before settling.

Duration
0.46s
Repeats
No
Easing
ease-out
Animates
Position · Scale · Opacity translate scale opacity
Show CSS
@keyframes onoma-gatsun {
  0% { transform: translate(0%, 0%) scale(2.6, 2.6); opacity: 0; animation-timing-function: cubic-bezier(.55,0,1,.45); }
  30% { transform: translate(0%, 0%) scale(1, 1); opacity: 1; }
  42% { transform: translate(-14%, 0%) scale(1, 1); opacity: 1; }
  54% { transform: translate(9.8%, 0%) scale(1, 1); opacity: 1; }
  66% { transform: translate(-5.6%, 0%) scale(1, 1); opacity: 1; }
  78% { transform: translate(2.1%, 0%) scale(1, 1); opacity: 1; }
  100% { transform: translate(0%, 0%) scale(1, 1); opacity: 1; }
}

.onoma-gatsun {
  animation: onoma-gatsun 0.46s ease-out both;
}

/* Reduced motion: only fade in */
@keyframes onoma-gatsun-fade { from { opacity: 0; } to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  .onoma-gatsun { animation: onoma-gatsun-fade 0.2s ease-out both; }
}

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