diff --git a/_docs/img/ui-concept-en.png b/_docs/img/ui-concept-en.png index 9035d95a..a668d7ca 100644 Binary files a/_docs/img/ui-concept-en.png and b/_docs/img/ui-concept-en.png differ diff --git a/_docs/img/ui-concept-zh-CN.png b/_docs/img/ui-concept-zh-CN.png index 2013da41..78c2377d 100644 Binary files a/_docs/img/ui-concept-zh-CN.png and b/_docs/img/ui-concept-zh-CN.png differ