@keyframes logo-animation {
    from {
        transform: perspective(100em) rotateX(50deg) rotateZ(0deg);
    }
    to {
        transform: perspective(100em) rotateX(50deg) rotateZ(360deg);
    }
}

.ann-logo {
    animation-name: logo-animation;
    animation-duration: 3140ms;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
}