JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://fb.me/react-with-addons-0.12.0.js"></script>
<script src="http://fb.me/JSXTransformer-0.12.0.js"></script>
<script src="http://fb.me/react-js-fiddle-integration.js"></script>

CSS

.animated {
	font-size: .8em;
	text-align: center;
	padding: 10px;
	background-color: #111;
	color: #fff;
	box-shadow:	0px 1px 3px 0px rgba(0, 0, 0, .3);
	text-transform: uppercase;
	position: relative;
	font-weight: bold;
	
	-webkit-animation: bounce 800ms ease-out;
	-moz-animation: bounce 800ms ease-out;
	-o-animation: bounce 800ms ease-out;
	animation: bounce 800ms ease-out;
}

/* Webkit, Chrome and Safari */

@-webkit-keyframes bounce {
  0% {
	-webkit-transform:translateY(-100%);
    opacity: 0;
  }
  5% {
  	-webkit-transform:translateY(-100%);
    opacity: 0;
  }
  15% {
  	-webkit-transform:translateY(0);
    padding-bottom: 5px;
  }
  30% {
  	-webkit-transform:translateY(-50%);
  }
  40% {
  	-webkit-transform:translateY(0%);
    padding-bottom: 6px;
  }
  50% {
  	-webkit-transform:translateY(-30%);
  }
  70% {
  	-webkit-transform:translateY(0%);
    padding-bottom: 7px;
  }
  80% {
  	-webkit-transform:translateY(-15%);
  }
  90% {
  	-webkit-transform:translateY(0%);
  	padding-bottom: 8px;
  }
  95% {
  	-webkit-transform:translateY(-10%);
  }
  97% {
  	-webkit-transform:translateY(0%);
  	padding-bottom: 9px;
  }
  99% {
  	-webkit-transform:translateY(-5%);
  }
  100% {
  	-webkit-transform:translateY(0);
  	padding-bottom: 9px;
    opacity: 1;
  }
}

/* Mozilla Firefox 15 below */
@-moz-keyframes bounce {
  0% {
	-moz-transform:translateY(-100%);
    opacity: 0;
  }
  5% {
  	-moz-transform:translateY(-100%);
    opacity: 0;
  }
  15% {
  	-moz-transform:translateY(0);
    padding-bottom: 5px;
  }
  30% {
  	-moz-transform:translateY(-50%);
  }
  40% {
  	-moz-transform:translateY(0%);
    padding-bottom: 6px;
  }
  50% {
  	-moz-transform:translateY(-30%);
  }
  70% {
  	-moz-transform:translateY(0%);
    padding-bottom: 7px;
  }
  80% {
  	-moz-transform:translateY(-15%);
  }
  90% {
  	-moz-transform:translateY(0%);
  	padding-bottom: 8px;
  }
  95% {
  	-moz-transform:translateY(-10%);
  }
  97% {
  	-moz-transform:translateY(0%);
 ...

JavaScript 1.7

var Hello = React.createClass({

    getInitialState: function(){
        return {
            condition:false
        }
    },
    
    handleClick :function(){
        this.setState( { condition : !this.state.condition } );
    },

    render: function() {
        return <div>
                <div className={this.state.condition ? "animated" :""}  >Hello {this.props.name}</div>
                <button type="button" onClick={this.handleClick}>Change Condition</button>
        
               </div>;
    }
});
 
React.render(<Hello name="World" />, document.body);