.loader {
    width: 8px;
    height: 8px;
    position: relative;
    border-radius: 50%;
    background: #fff;
    animation: wave 1s ease-in infinite;
}

@keyframes wave {
    0% {
        box-shadow: 0 0 0 0px rgba(255, 255,255, 1), 0 0 0 20px rgba(255, 255,255, 0.2), 0 0 0 40px rgba(255, 255,255, 0.6), 0 0 0 60px rgba(255, 255,255, 0.4), 0 0 0 80px rgba(255, 255,255, 0.2)
    }

    100% {
        box-shadow: 0 0 0 80px rgba(255, 255,255, 0), 0 0 0 60px rgba(255, 255,255, 0.2), 0 0 0 40px rgba(255, 255,255, 0.4), 0 0 0 20px rgba(255, 255,255, 0.6), 0 0 0 0px rgba(255, 255,255, 1)
    }
}