背景，文字渐变（无闪屏）

背景变换

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　　文字颜色渐变（无闪屏）

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文字颜色渐变（无闪屏）

　　 [Ctrl+A 全选注:如需引入外部Js需刷新才能执行]

　　 [Ctrl+A 全选注:如需引入外部Js需刷新才能执行]

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