#layer3{
left: -20px;
opacity: 0;
cursor: pointer;
}
#layer1 #layer3{
animation: animateLayer 1.2s infinite;
}
@keyframes animateLayer{
0% {
transform: translateX(0) translateY(0);
opacity: 0;
}
40% {
transform: translateX(10px) translateY(-6px);
opacity: 0.6;
}
100% {
transform: translateX(20px) translateY(-12px);
opacity: 0;
}
}