OnomaUI

suu motion

suu has 2 kinds of motion.

すーっ2 motionsOfficial

Motion by meaning

Glide in long and smooth

Bring in a panel

Slides in from 200% to the left and stops.

Duration
0.9s
Repeats
No
Easing
cubic-bezier(.2,.8,.2,1)
Animates
Position · Opacity translate opacity
Show CSS
@keyframes onoma-suu {
  0% { transform: translate(-200%, 0%); opacity: 0; }
  40% { transform: translate(-120%, 0%); opacity: 1; }
  100% { transform: translate(0%, 0%); opacity: 1; }
}

.onoma-suu {
  animation: onoma-suu 0.9s cubic-bezier(.2,.8,.2,1) both;
}

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

Fade quietly away

Dismiss a notice

Drifts 20% upward as it fades out.

Duration
1.2s
Repeats
No
Easing
ease-in
Animates
Position · Opacity translate opacity
Show CSS
@keyframes onoma-suu-2 {
  0% { transform: translate(0%, 0%); opacity: 1; }
  100% { transform: translate(0%, -20%); opacity: 0; }
}

.onoma-suu-2 {
  animation: onoma-suu-2 1.2s ease-in both;
}

/* Reduced motion: only fade out */
@keyframes onoma-suu-2-fade { from { opacity: 1; } to { opacity: 0; } }
@media (prefers-reduced-motion: reduce) {
  .onoma-suu-2 { animation: onoma-suu-2-fade 0.2s ease-out both; }
}

Compare with similar motions

suuGlide in long and smooth
mozomozoSquirm
hossoriSlender

Words for the same motion