.spin-by-step{scale:1.4;animation:spin-by-step 20s infinite steps(4)}@media (min-width: 768px){.spin-by-step{scale:1}}@keyframes spin-by-step{0%{transform:rotate(0)}25%{transform:rotate(90deg)}50%{transform:rotate(180deg)}75%{transform:rotate(270deg)}to{transform:rotate(360deg)}}