Various updates.

Harmonia.WinUI/Resources/Geometry.xaml

@@ -94,7 +94,7 @@
     <x:String x:Key="CutIcon">
         M3.5 3.5c-.614-.884-.074-1.962.858-2.5L8 7.226 11.642 1c.932.538 1.472 1.616.858 2.5L8.81 8.61l1.556 2.661a2.5 2.5 0 1 1-.794.637L8 9.73l-1.572 2.177a2.5 2.5 0 1 1-.794-.637L7.19 8.61zm2.5 10a1.5 1.5 0 1 0-3 0 1.5 1.5 0 0 0 3 0m7 0a1.5 1.5 0 1 0-3 0 1.5 1.5 0 0 0 3 0
     </x:String>
-    
+
     <x:String x:Key="CopyIcon">
         M4 2a2 2 0 0 1 2-2h8a2 2 0 0 1 2 2v8a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2zm2-1a1 1 0 0 0-1 1v8a1 1 0 0 0 1 1h8a1 1 0 0 0 1-1V2a1 1 0 0 0-1-1zM2 5a1 1 0 0 0-1 1v8a1 1 0 0 0 1 1h8a1 1 0 0 0 1-1v-1h1v1a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h1v1z
     </x:String>

Harmonia.WinUI/Resources/Styles.xaml

@@ -2,7 +2,24 @@
 <ResourceDictionary
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
-    
+
+    <!-- Global Font -->
+    <Style TargetType="TextBlock">
+        <Setter Property="FontFamily" Value="Lexend" />
+    </Style>
+
+    <Style TargetType="TextBox" BasedOn="{StaticResource DefaultTextBoxStyle}">
+        <Setter Property="FontFamily" Value="Lexend" />
+    </Style>
+
+    <Style TargetType="MenuFlyoutItem" BasedOn="{StaticResource DefaultMenuFlyoutItemStyle}">
+        <Setter Property="FontFamily" Value="Lexend" />
+    </Style>
+
+    <Style TargetType="ListViewItem" BasedOn="{StaticResource DefaultListViewItemStyle}">
+        <Setter Property="FontFamily" Value="Lexend" />
+    </Style>
+
     <!-- Flat Button -->
     <Style x:Key="FlatButton" TargetType="Button">
         <Setter Property="Padding" Value="10"/>