旋轉動畫css3

//css
i {
animation: rotate 1s infinite;
}
@keyframes rotate {
  0% {transform: rotate(0)}
  10% {transform: rotate(36deg)}
  20% {transform: rotate(72deg)}
  30% {transform: rotate(108deg)}
  40% {transform: rotate(144deg)}
  50% {transform: rotate(180deg)}
  60% {transform: rotate(216deg)}
  70% {transform: rotate(252deg)}
  80% {transform: rotate(288deg)}
  90% {transform: rotate(324deg)}
  100% {transform: rotate(360deg)}
  }