Adjust font size

src/Draw2D/App.axaml

@@ -134,6 +134,7 @@
       <Setter Property="Padding" Value="4,4,4,4" />
       <Setter Property="Margin" Value="0" />
       <Setter Property="FontWeight" Value="Normal" />
+      <Setter Property="FontSize" Value="14" />
     </Style>
     <Style Selector="TabItem.default /template/ ContentPresenter">
       <Setter Property="Padding" Value="0,0,0,4" />

src/Draw2D/Views/ContainersView.axaml

@@ -27,6 +27,7 @@
           <Setter Property="Padding" Value="4,4,4,4" />
           <Setter Property="Margin" Value="0" />
           <Setter Property="MinHeight" Value="0" />
+          <Setter Property="FontSize" Value="14" />
         </Style>
         <Style Selector="Button.tab">
           <Setter Property="Background" Value="Transparent" />