modified some styles

src/Shared/HandyControl_Shared/Themes/Styles/Base/NumericUpDownBaseStyle.xaml

@@ -21,7 +21,7 @@
         <Setter Property="FocusVisualStyle" Value="{x:Null}"/>
         <Setter Property="AllowDrop" Value="true"/>
         <Setter Property="Padding" Value="{StaticResource DefaultInputPadding}"/>
-        <Setter Property="Height" Value="{StaticResource DefaultControlHeight}"/>
+        <Setter Property="MinHeight" Value="{StaticResource DefaultControlHeight}"/>
         <Setter Property="ScrollViewer.PanningMode" Value="VerticalFirst"/>
         <Setter Property="Stylus.IsFlicksEnabled" Value="False"/>
         <Setter Property="VerticalContentAlignment" Value="Center"/>