### 放大图标

<!--start-code-->
```js
const instance = (
  <div className='icon-example-list'>
    <Icon icon='camera-retro' size="lg" />
    <Icon icon='camera-retro' size="2x" />
    <Icon icon='camera-retro' size="3x" />
    <Icon icon='camera-retro' size="4x" />
    <Icon icon='camera-retro' size="5x" />
  </div>
);
ReactDOM.render(instance);
```
<!--end-code-->
