App.axaml

<Application xmlns="https://github.com/avaloniaui"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:local="using:TQDBEditor"
             xmlns:s="clr-namespace:System;assembly=mscorlib"
             RequestedThemeVariant="Default"
             x:CompileBindings="True"
             x:Class="TQDBEditor.App"
             Name="TQDBEditor">
  <Application.Styles>
    <!--<StyleInclude Source="avares://Semi.Avalonia/Themes/Index.axaml" />-->
    <FluentTheme DensityStyle="Compact" />

    <StyleInclude Source="avares://Avalonia.Controls.TreeDataGrid/Themes/Fluent.axaml"/>

    <Style Selector="ScrollViewer[AllowAutoHide=False] /template/ ScrollContentPresenter">
      <Setter Property="Grid.RowSpan" Value="1"/>
      <Setter Property="Grid.ColumnSpan" Value="1"/>
    </Style>

    <Style Selector="TabControl.viewsTab /template/ WrapPanel">
      <Setter Property="HorizontalAlignment" Value="Center"/>
    </Style>
    <Style Selector="TabControl.viewsTab">
      <Setter Property="Padding" Value="0"/>
    </Style>
    <Style Selector="TabItem">
      <Setter Property="FontSize" Value="12"/>
      <Setter Property="VerticalAlignment" Value="Center"/>
    </Style>

    <Style Selector="Window">
      <Setter Property="Icon" Value="/Assets/icon.ico"/>
      <Setter Property="UseLayoutRounding" Value="True"/>
      <Setter Property="TransparencyLevelHint" Value="AcrylicBlur"/>
      <Setter Property="BorderThickness" Value="1"/>
      <Setter Property="FontFamily" Value="Ubuntu, Segoe UI, SF Pro Display, Noto Sans, Cantarel"/>
      <Setter Property="ExtendClientAreaToDecorationsHint" Value="True"/>
      <Setter Property="ExtendClientAreaChromeHints" Value="PreferSystemChrome"/>
      <Setter Property="ExtendClientAreaTitleBarHeightHint" Value="40"/>
    </Style>
  </Application.Styles>
  <Application.Resources>
    <!-- ... -->
    <s:Boolean x:Key="True">True</s:Boolean>
    <s:Boolean x:Key="False">False</s:Boolean>
  </Application.Resources>

</Application>