body{
    background:black;
    min-height: 500px;
}
div{
    padding:20px;
    margin: 0 auto;
    -webkit-animation: rotation 10s infinite;
    animation: rotation 10s infinite;
    background: white;
}
/* Chrome, Safari, Opera */
@-webkit-keyframes rotation {
    from {-webkit-transform: rotate(0deg);}
    to {-webkit-transform: rotate(360deg);}
}

/* Standard syntax */
@keyframes rotation {
    from {transform: rotate(0deg);}
    to {transform: rotate(360deg);}
}

body > div{
    margin-top: 100px;
    width:320px;
}
body > div > div, body > div > div > div > div, body > div > div > div > div > div > div, body > div > div > div > div > div > div > div > div{
    background: black;
}