Figures how to override theme for widgets.

Thanks to http://stackoverflow.com/a/26715076/172690.

Author: gradha

app/src/main/res/layout/activity_main.xml

@@ -1,5 +1,6 @@
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
               xmlns:tools="http://schemas.android.com/tools"
+              xmlns:app="http://schemas.android.com/apk/res-auto"
               android:orientation="vertical"
               android:layout_width="match_parent"
               android:layout_height="match_parent"
@@ -35,6 +36,7 @@
     </android.support.design.widget.TextInputLayout>
 
     <android.support.design.widget.TextInputLayout
+        app:theme="@style/override_theme"
         android:layout_width="fill_parent"
         android:layout_height="wrap_content">
 
@@ -47,6 +49,7 @@
     </android.support.design.widget.TextInputLayout>
 
     <android.support.design.widget.TextInputLayout
+        app:theme="@style/override_theme"
         android:layout_width="fill_parent"
         android:layout_height="wrap_content">
 

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

@@ -5,7 +5,13 @@
         <!-- Customize your theme here. -->
         <item name="colorPrimary">#2196F3</item>
         <item name="colorPrimaryDark">#1565C0</item>
-        <item name="colorAccent">#E91E63</item>
+        <item name="colorAccent">#ffbE63</item>
+    </style>
+
+    <style name="override_theme" parent="AppTheme">
+        <item name="colorPrimary">#FF0000</item>
+        <item name="colorPrimaryDark">#00FF00</item>
+        <item name="colorAccent">#00FFFF</item>
     </style>
 
 </resources>