以下说明来自官方论坛的讨论: 1)The same css code in customFiles and customCSS ,wich code will take effect? It is based on the css code. For example if you have "!important" in one of them, it will take effect.
2)LayoutConfig.Cls will take effect correspording to customCSS,what is the difference between LayoutConfig.BodyCls and LayoutConfig.Cls? BodyCls will apply the css class to body of the component. cls will apply to very top and it will effect all inherited html elements.
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