.prelogo {
    background: url("../img/logo.png") no-repeat left center;
    width: 202px;
    height: 37px;
}
.square-spin > div {
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both;
    width: 120px;
    height: 31px;
    background: url("../img/logo.png") no-repeat left center/ cover;
    /*-webkit-animation: square-spin 3s 0s cubic-bezier(0.09, 0.57, 0.49, 0.9) infinite;
    animation: square-spin 3s 0s cubic-bezier(0.09, 0.57, 0.49, 0.9) infinite;*/
}