Target NavBar only
RENAME
WalletWasabi.Fluent/Styles/ScrollViewer.axaml
WalletWasabi.Fluent/Styles/CuedScrollViewer.axaml
MODIFY
WalletWasabi.Fluent/Styles/Styles.axaml
WalletWasabi.Fluent/Styles/Styles.axaml
<StyleInclude Source="avares://WalletWasabi.Fluent/Styles/ToolTip.axaml" />
<StyleInclude Source="avares://WalletWasabi.Fluent/Styles/FlyoutPresenter.axaml" />
<StyleInclude Source="avares://WalletWasabi.Fluent/Styles/ToggleSwitch.axaml" />
- <StyleInclude Source="avares://WalletWasabi.Fluent/Styles/ScrollViewer.axaml" />
</Styles>

MODIFY
WalletWasabi.Fluent/Views/NavBar/NavBar.axaml
WalletWasabi.Fluent/Views/NavBar/NavBar.axaml
mc:Ignorable="d" d:DesignWidth="280" d:DesignHeight="459"
x:Class="WalletWasabi.Fluent.Views.NavBar.NavBar" UseLayoutRounding="False"
Name="NavBarUserControl">
+
<i:Interaction.Behaviors>
<behaviors:NavBarSelectedIndicatorParentBehavior />
</i:Interaction.Behaviors>
<UserControl.Styles>
+ <StyleInclude Source="avares://WalletWasabi.Fluent/Styles/CuedScrollViewer.axaml" />
+
<Style Selector="Separator">
<Setter Property="Background" Value="{DynamicResource AcrylicTrimForeground}" />
<Setter Property="HorizontalAlignment" Value="Stretch" />

Target NavBar only