@keyframes test {
from {
background: linear-gradient(to right, rgba(0, 0, 0, 0.02) 0%, rgba(0, 0, 0, 0.30) 100%, transparent);
}
50% {
background-color: grey;
}
to {
background: linear-gradient(to right, rgba(0, 0, 0, 0.02) 0%, rgba(0, 0, 0, 0.30) 100%, transparent);
}
}