@keyframes shine {
    0% {
        transform: scale(0) rotate(45deg);
        opacity: 0
    }

    80% {
        transform: scale(0) rotate(45deg);
        opacity: .5
    }

    81% {
        transform: scale(4) rotate(45deg);
        opacity: 1
    }

    100% {
        transform: scale(50) rotate(45deg);
        opacity: 0
    }
}