diff --git a/demo/Ursa.Demo/Pages/ScrollToButtonDemo.axaml b/demo/Ursa.Demo/Pages/ScrollToButtonDemo.axaml
index 77be78e..a7022e3 100644
--- a/demo/Ursa.Demo/Pages/ScrollToButtonDemo.axaml
+++ b/demo/Ursa.Demo/Pages/ScrollToButtonDemo.axaml
@@ -69,6 +69,7 @@
             Grid.Row="1"
             Grid.Column="4"
             u:ScrollTo.Direction="Top"
+            u:ScrollTo.ButtonTheme="{DynamicResource PrimaryScrollToButton}"
             ItemsSource="{Binding Items}"
             ScrollViewer.HorizontalScrollBarVisibility="Disabled"
             ScrollViewer.VerticalScrollBarVisibility="Auto" />
diff --git a/src/Ursa.Themes.Semi/Controls/ScrollToButton.axaml b/src/Ursa.Themes.Semi/Controls/ScrollToButton.axaml
index 666b51c..dc205d0 100644
--- a/src/Ursa.Themes.Semi/Controls/ScrollToButton.axaml
+++ b/src/Ursa.Themes.Semi/Controls/ScrollToButton.axaml
@@ -45,4 +45,48 @@
             <Setter Property="RenderTransform" Value="rotate(270deg)"></Setter>
         </Style>
     </ControlTheme>
+    
+    
+    <ControlTheme x:Key="PrimaryScrollToButton" TargetType="u:ScrollToButton">
+        <Setter Property="HorizontalAlignment" Value="Right" />
+        <Setter Property="VerticalAlignment" Value="Bottom" />
+        <Setter Property="Cursor" Value="Hand"></Setter>
+        <Setter Property="Margin" Value="0, 0, 16, 16" />
+        <Setter Property="Template">
+            <ControlTemplate TargetType="u:ScrollToButton">
+                <Border
+                    Name="PART_Background"
+                    Background="{DynamicResource ButtonSolidPrimaryBackground}"
+                    CornerRadius="{DynamicResource ButtonCornerRadius}">
+                    <PathIcon
+                        Name="PART_Icon"
+                        Margin="8"
+                        Width="12"
+                        Height="12"
+                        Data="{DynamicResource ScrollToButtonIconGlyph}"
+                        Foreground="{DynamicResource ButtonSolidForeground}" />
+                </Border>
+            </ControlTemplate>
+        </Setter>
+        <Style Selector="^:pressed">
+            <Setter Property="RenderTransform" Value="scale(0.98)" />
+        </Style>
+        <Style Selector="^:pointerover /template/ Border#PART_Background">
+            <Setter Property="Background" Value="{DynamicResource ButtonSolidPrimaryPointeroverBackground}" />
+            <Setter Property="BorderBrush" Value="{DynamicResource ButtonSolidPrimaryPointeroverBorderBrush}" />
+        </Style>
+        <Style Selector="^:pressed /template/ Border#PART_Background">
+            <Setter Property="Background" Value="{DynamicResource ButtonSolidPrimaryPressedBackground}" />
+            <Setter Property="BorderBrush" Value="{DynamicResource ButtonSolidPrimaryPressedBorderBrush}" />
+        </Style>
+        <Style Selector="^[Direction=Right] /template/ PathIcon#PART_Icon">
+            <Setter Property="RenderTransform" Value="rotate(90deg)"></Setter>
+        </Style>
+        <Style Selector="^[Direction=Bottom] /template/ PathIcon#PART_Icon">
+            <Setter Property="RenderTransform" Value="rotate(180deg)"></Setter>
+        </Style>
+        <Style Selector="^[Direction=Left] /template/ PathIcon#PART_Icon">
+            <Setter Property="RenderTransform" Value="rotate(270deg)"></Setter>
+        </Style>
+    </ControlTheme>
 </ResourceDictionary>