/* 弹跳 */
/* 
animation: bounce 0.75s cubic-bezier(0.05, 0, 0.2, 1) infinite alternate 
*/
@keyframes bounce {
    0% {
        transform: translate3d(0, 0, 0);
        /* text-shadow: rgba(255, 255, 255, 0.4) 0 0 0.05em; */
    }
  
    100% {
        transform: translate3d(0, -.5em, 0);
        /* text-shadow: rgba(255, 255, 255, 0.4) 0 1em 0.35em; */
    }
}






/* 旋转 */
/* 
animation: xuanzhuan 20s linear 0s infinite normal;
*/
@keyframes xuanzhuan {
    0% {
        transform: rotate(0deg)
 
    }
  
    100% {
        transform: rotate(360deg)
     
    }
}