@keyframes pulse
{
    0%
    {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(40, 167, 69, 0.7);
    }
    50%
    {
        transform: scale(1.01);
        box-shadow: 0 0 10px 3px rgba(40, 167, 69, 0.4);
    }
    100%
    {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(40, 167, 69, 0.7);
    }
}