.meteor {
    position: fixed;
    width: 4px;
    height: 4px;
    background-color: #fff;
    border-radius: 50%;
    box-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #fff;
    animation: meteor-fall linear infinite;
    z-index: 9999;
}

@keyframes meteor-fall {
    from {
        transform: translate(0, 0) rotate(215deg);
        opacity: 1;
    }
    to {
        transform: translate(-1000px, 1000px) rotate(215deg);
        opacity: 0;
    }
}