此命令有个属性controller用来指定控制器的名称，以创建Selenium测试。

This command has one required attribute called controller to specify the name of the controller to create the Selenium test.

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有四个属性可用于转换。

Four properties are available for the transformation.

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一个样式可以有任意个属性：背景颜色、边框颜色、边框宽度、边框样式、字体颜色、字体集和字体大小。

A style can have any number of attributes: background color, border color, border width, border style, font color, font family, and font size.

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