Mover el Botón y Crear Sombra

Código XAML

<Window.Triggers>

<EventTriggerRoutedEvent="Button.Click">

<EventTrigger.Actions>

<BeginStoryboard>

<Storyboard>

<ThicknessAnimationStoryboard.TargetProperty="Margin">

<Duration="0:0:0.5"From="50,50,50,50"To="0,0,50,50"AutoReverse="True"/>

<DoubleAnimationStoryboard.TargetName="myDropShadowBitmapEffect">

<Storyboard.TargetProperty="ShadowDepth"From="0"To="30"Duration="0:0:0.5">

<AutoReverse="True"/>

<DoubleAnimationStoryboard.TargetName="myDropShadowBitmapEffect"

<Storyboard.TargetProperty="Softness"From="0"To="1"Duration="0:0:0.5"

<AutoReverse="True"/>

</Storyboard>

</BeginStoryboard>

</EventTrigger.Actions>

</EventTrigger>

</Window.Triggers>

<ButtonMargin="10"Width="225"Height="50"Name="myButton">

¡Click paracrear la sombra!

<Button.BitmapEffect>

<DropShadowBitmapEffectx:Name="myDropShadowBitmapEffect"Color="Black"

ShadowDepth="0"/>

</Button.BitmapEffect>

</Button>