animate css

CSS
https://daneden.github.io/animate.css/
https://github.com/daneden/animate.css/

<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/animate.css/3.7.0/animate.min.css">

<button class="animated jello infinite">animated button</button>Read this helpful, short and straightforward article to learn CSS animation perfectly with many examples.

https://medium.com/@Cafe_Code/learn-css-animation-asap-as-simple-as-possible-374b7874d4ddanimation: name duration timing-function delay iteration-count 
direction fill-mode play-state;<head>
  <link
    rel="stylesheet"
    href="https://cdnjs.cloudflare.com/ajax/libs/animate.css/4.0.0/animate.min.css"
  />
</head>
Source

Also in CSS: