<Window

     x:Class="EffectsAndBlurryText.Window1"

     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

     Title="Effects and Blurry Text (Bad)"

     Height="300"

     Width="500"

 >

     <Grid>

         <Border

             Margin="20"

             Background="White"

             BorderBrush="DarkBlue"

             BorderThickness="3"

             CornerRadius="25"

         >

             <Border.Effect>

                 <DropShadowEffect Color="DarkGray"/>

             </Border.Effect>

             <TextBlock

                 Text="Why, oh, why is this text blurry?"

                 FontSize="24"

                 TextWrapping="Wrap"

                 Foreground="DarkBlue"

                 HorizontalAlignment="Center"

                 VerticalAlignment="Center"

             />

         </Border>

     </Grid>

 </Window>

 <Window

     x:Class="EffectsAndBlurryText.Window1"

     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

     Title="Effects and Blurry Text (Fixed)"

     Height="300"

     Width="500"

 >

     <Grid>

         <Border

             Margin="20"

             BorderThickness="3"

             CornerRadius="25"

             Background="White"

             BorderBrush="DarkBlue"

         >

             <Border.Effect>

                 <DropShadowEffect Color="DarkGray"/>

             </Border.Effect>

         </Border>

         <Border

             Margin="20"

             BorderThickness="3"

             CornerRadius="25"

         >

             <TextBlock

                 Text="Ah, now, the text is not blurry."

                 FontSize="24"

                 TextWrapping="Wrap"

                 Foreground="DarkBlue"

                 HorizontalAlignment="Center"

                 VerticalAlignment="Center"

             />

         </Border>

     </Grid>

 </Window>