.loader {
    height: 50px;
    transform-origin: bottom center; 
    animation: rotate 3s linear infinite;
    box-shadow: none !important;
    -webkit-box-shadow: none !important;
}

.circle {
    display: inline-block;
    background-color: purple;
    height: 40px;
    width: 40px;
    border-radius: 50%;
    transform: scale(0);
    animation: grow 1.5s linear infinite;
    margin: -10px;
}

.circle:nth-child(2) {
    background-color: palevioletred;
    animation-delay: 0.7s;
}

@keyframes rotate {
    to {
        transform: rotate(360deg);
    }
}

@keyframes grow {
    50% {
        transform: scale(1);
    }
}