JSFiddle - React, Tailwind, and code Playground

HTML

<div class="bounce"></div>

CSS

@-webkit-keyframes bounce {
       from{ -webkit-transform: translate(0px,0px); }
       to { -webkit-transform: translate(0px,-30px); }  
      }

@-moz-keyframes bounce {
       from { -moz-transform: translate(0px,0px); }
       to { -moz-transform: translate(0px,-30px); }  
      }

.bounce{
    display:block;
    height:20px;
    width:20px;
    background:#ff0000;
    border-radius:20px;
    margin:50px;
    -webkit-animation-name: bounce;
        -webkit-animation-duration:.3s;
        -webkit-animation-direction:alternate;
        -webkit-animation-timing-function:linear;
        -webkit-animation-delay:0s;
        -webkit-animation-iteration-count:infinite;
    -moz-animation-name: bounce;
        -moz-animation-duration:.3s;
        -moz-animation-direction:alternate;
        -moz-animation-timing-function:linear;
        -moz-animation-delay:0s;
        -moz-animation-iteration-count:infinite;
}