正文
css动画，展开折叠图标
小程序：扫一扫查出行【扫一扫了解最新限行尾号】
复制小程序
@keyframes packupArrowFlow {
0% {
bottom:;
}
70% {
bottom: 10px;
}
}
@-webkit-keyframes packupArrowFlow {
0% {
bottom:;
}
70% {
bottom: 10px;
}
}
.gradient .packupArrow {
-webkit-animation: packupArrowFlow 1s ease infinite;
animation: packupArrowFlow 1s ease infinite;
}
使用关键帧动画
