@keyframes pulse {
    0% {
        transform: scale(1, 1);
    }

    50% {
        transform: scale(1.1, 1.1);
    }

    100% {
        transform: scale(1, 1);
    }
}

@keyframes strong-pulse {
    0% {
        transform: scale(1, 1);
    }

    50% {
        transform: scale(1.2, 1.2);
    }

    100% {
        transform: scale(1, 1);
    }
}

@keyframes borders {
    100% {
        border: 1px solid gray;
    }
}