Adding a resource to adjust the top padding of the preference seekbar.

Test: Manual, paintbooth
Bug: 147615198
Change-Id: Ifcaf49e973e72f84074ecb3927fef5b2e114325e
diff --git a/car-ui-lib/res/values/styles.xml b/car-ui-lib/res/values/styles.xml
index d22753f..526dd38 100644
--- a/car-ui-lib/res/values/styles.xml
+++ b/car-ui-lib/res/values/styles.xml
@@ -26,6 +26,8 @@
 
     <style name="Widget.CarUi.Toolbar"/>
 
+    <style name="Widget.CarUi.SeekbarPreference"/>
+
     <style name="Widget.CarUi.Toolbar.Container"/>
 
     <style name="Widget.CarUi.Toolbar.NavIconContainer"/>
@@ -60,6 +62,13 @@
         <item name="android:textColor">@color/car_ui_toolbar_menu_item_icon_color</item>
     </style>
 
+    <!-- Style applied to the seekbar widget within the seekbar preference -->
+    <style name="Widget.CarUi.SeekbarPreference.Seekbar">
+        <item name="android:background">@null</item>
+        <item name="android:clickable">false</item>
+        <item name="android:focusable">false</item>
+    </style>
+
     <!-- Style applied to the decoration view between toolbar rows -->
     <style name="Widget.CarUi.Toolbar.SeparatorView">
         <item name="android:height">0.01dp</item>