```css
.target {
animation: comment-transition 3s ease infinite;
}
@keyframes target-transition {
0% {
transform: translateY(0);
}
5% {
transform: translateY(0);
}
10% {
transform: translateY(0);
}
20% {
transform: translateY(-5px);
}
25% {
transform: translateY(0);
}
30% {
transform: translateY(-5px);
}
50% {
transform: translateY(0);
}
100% {
transform: translateY(0);
}
}
```