transform链接:https://www.cnblogs.com/xiaomifeng/p/9139632.html
transition,animation链接:https://www.jianshu.com/p/ec150b884a3b
多个动画
当要对一个元素添加多个动画效果时,需要用,
分隔开来,如:
.element { animation: fadeIn 4s 1s infinite linear alternate, rotate 4s 1s infinite linear alternate; } @keyframes fadeIn { to { opacity: 0; } } @keyframes rotate { to { transform: rotate(180deg); } }