SetupWizard: Change a few color styles

Change-Id: I913c428ba8ad154f46f74056c93f76b28564c950
diff --git a/res/values/styles.xml b/res/values/styles.xml
index ffd1a3d..8568015 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -18,10 +18,11 @@
     <style name="Theme.Setup" parent="@android:style/Theme.Material.Light">
         <item name="android:windowActionBar">false</item>
         <item name="android:windowNoTitle">true</item>
-        <item name="android:windowBackground">@color/primary</item>
+        <item name="android:windowBackground">@color/window_background</item>
         <item name="android:colorPrimary">@color/primary</item>
         <item name="android:colorPrimaryDark">@color/primary</item>
         <item name="android:colorAccent">@color/accent</item>
+        <item name="android:textColorLink">@color/accent</item>
     </style>
 
     <style name="Header">