JSFiddle - React, Tailwind, and code Playground

by navinleon

HTML

<div class="container">
    <div class="inner"></div>
</div>

CSS

.container {
  width: 100%;
  height: 500px;
  border: solid 1px blue;
  position: relative;
  background-color:#ccc;
}


.inner {
  width: 25px;
  height: 25px;
  background-color: green;
  border-radius: 100%;
  animation-name: arctop, arcleft;
  animation-duration: 1.6s, 1.6s;
  animation-timing-function: linear, linear;
  animation-iteration-count: 5, 5;
  position: absolute;
  opacity:0;
}

@keyframes arctop {
  0% {top: 100%;opacity:1; animation-timing-function: ease-out;}
  50% {top: 80%;opacity:1; animation-timing-function: ease-in;}
  98% {top: 100%;opacity:1;}
  100% {top: 100%;opacity:0;}
}

@keyframes arcleft {
  0% {left: 0px;}
  100% {left: calc(100% - 25px)}
}