body {
	background-color: black;
}

@keyframes mymove {
    0%, 100% { 
        transform: rotate(0deg) scale(1); /* Start and end at normal size */
    }
    15%, 45% { 
        transform: rotate(180deg) scale(2); /* Rotate and grow bigger */
    }
    30%, 60% { 
        transform: rotate(360deg) scale(0.3); /* Rotate and get smaller */
    }
}

svg {
    animation: mymove 10s infinite;
}