JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://unpkg.com/prop-types@15.5.10/prop-types.js"></script>
<script src="https://unpkg.com/react@16/umd/react.development.js"></script>
<script src="https://unpkg.com/react-dom@16/umd/react-dom.development.js"></script>
<div id="container"></div>

CSS

select {
  width: 300px;
  height: 200px;
}

Babel + JSX

class App extends React.Component {
  render() {
  	return (
			<select defaultValue={['red', 'blue']} multiple>
        <option value="red">red</option>
        <option value="orange">orange</option>
        <option value="yellow">yellow</option>
        <option value="green">green</option>
        <option value="blue">blue</option>
        <option value="indigo" >indigo</option>
        <option value="violet">violet</option>
      </select>
    )
  }
}

ReactDOM.render(<App name="world"/>, document.getElementById('container'));