技术文档=>后台模拟器

[zcyhZhang]

Is there an existing issue for this?

• I have searched the existing issues

Describe the bug

后台模拟器
黑色主题时进入模拟器页面出现部分留白情况

Expected Behavior

留白部分也跟随主题颜色而变化

Steps To Reproduce

Exceptions (if any)

No response

.NET Version

No response

Anything else?

No response

### Tasks

[bb-auto]

@zcyhZhang Thank you for reporting. We will give triage later.

[zcyhZhang]

https://www.blazor.zone/layout-page