<style>
img {
width: 142px;
height: 118px;
position: relative;
top: 0px;
animation: myMove 2s infinite;
-webkit-animation: myMove 2s infinite;
/* infinite 表示无限循环 */
}
@keyframes myMove {
0% {
top: 0px;
}
50% {
top: 100px;
}
100% {
top: 0px;
}
}
@-webkit-keyframes myMove {
0% {
top: 0px;
}
50% {
top: 100px;
}
100% {
top: 0px;
}
}
</style>
