transition.md

## transition


<!-- CSSJSON.transition.description -->

<!-- CSSJSON.transition.syntax -->

<!-- CSSJSON.transition.values -->

#### App平台  
App平台不支持`none`和`all`属性

<!-- CSSJSON.transition.defaultValue -->

<!-- CSSJSON.transition.unixTags -->

<!-- CSSJSON.transition.compatibility -->

<!-- CSSJSON.transition.reference -->