Describe the bug

Using NavigationBackButtonNormalStyle directly does not apply the correct style:

• Corners are not rounded
• Wrong font size
• etc.

Repro app: https://github.com/miksalmon/NavigationBackButtonStyleIssue

Steps to reproduce the bug

1. Create button
2. Add style: Style="{StaticResource NavigationBackButtonNormalStyle}"

Expected behavior

Button should have the same style as NavigationView back button

Screenshots

using style directly:
using copied style:
expected:

NuGet package version

None

Windows version

No response

Additional context

Copying the style from https://github.com/microsoft/microsoft-ui-xaml/blob/winui3/release/1.4-stable/controls/dev/NavigationView/NavigationBackButton.xaml locally applies the correct style as shown by the 2nd screenshot