JSFiddle - React, Tailwind, and code Playground

HTML

<div class="spinner">
  <div class="bounce1"></div>
  <div class="bounce2"></div>
  <div class="bounce3"></div>
</div>

CSS

.spinner {
      margin: 100px auto 0;
      width: 150px;
      text-align: center;
    }
     
    .spinner > div {
      width: 30px;
      height: 30px;
      background-color: #67CF22;
     
      border-radius: 100%;
      display: inline-block;
      -webkit-animation: bouncedelay 1.4s infinite ease-in-out;
      animation: bouncedelay 1.4s infinite ease-in-out;
      /* Prevent first frame from flickering when animation starts */
      -webkit-animation-fill-mode: both;
      animation-fill-mode: both;
    }
     
    .spinner .bounce1 {
      -webkit-animation-delay: -0.32s;
      animation-delay: -0.32s;
    }
     
    .spinner .bounce2 {
      -webkit-animation-delay: -0.16s;
      animation-delay: -0.16s;
    }
     
    @-webkit-keyframes bouncedelay {
      0%, 80%, 100% { -webkit-transform: scale(0.0) }
      40% { -webkit-transform: scale(1.0) }
    }
     
    @keyframes bouncedelay {
      0%, 80%, 100% {
        transform: scale(0.0);
        -webkit-transform: scale(0.0);
      } 40% {
        transform: scale(1.0);
        -webkit-transform: scale(1.0);
      }
    }