包含的属性名 - backgroundSize - borderBottomWidth - borderLeftWidth - borderRadius - borderRightWidth, - borderTopWidth - borderWidth - bottom - fontSize - left - letterSpacing - margin - marginTop - marginBottom - marginLeft - marginRight - padding - paddingTop - paddingBottom - paddingLeft - paddingRight - right - top - flexBasis

例如 ```css width: 5; ``` 等于 ```css width: 5px; ```

包含的属性名 - width - height - maxWidth - minWidth - maxHeight - minHeight

例如 ```css width: 0.5; ``` 等于 ```css width: 50%; ```

包含的属性名 - transitionDuration - transitionDelay - animationDuration - animationDelay

例如 ```css transitiondelay: 500; ``` 等于 ```css transitiondelay: 500ms; ```