change the actionbar font style

Author: tibbi

app/src/main/res/values/styles.xml

@@ -4,11 +4,21 @@
         <item name="colorPrimary">@color/colorPrimary</item>
         <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
         <item name="colorAccent">@color/colorAccent</item>
+        <item name="actionBarStyle">@style/AppTheme.ActionBarStyle</item>
     </style>
 
     <style name="MyWidgetConfigTheme" parent="@style/AppTheme">
         <item name="android:windowBackground">@android:color/transparent</item>
         <item name="android:windowShowWallpaper">true</item>
     </style>
 
+    <style name="AppTheme.ActionBarStyle" parent="@style/Base.Widget.AppCompat.ActionBar">
+        <item name="background">@color/colorPrimary</item>
+        <item name="titleTextStyle">@style/AppTheme.ActionBar.TitleTextStyle</item>
+    </style>
+
+    <style name="AppTheme.ActionBar.TitleTextStyle" parent="@android:style/TextAppearance.Holo.Widget.ActionBar.Title">
+        <item name="android:fontFamily">sans-serif</item>
+        <item name="android:textSize">20sp</item>
+    </style>
 </resources>