diff --git a/app/src/main/res/layout/activity_about.xml b/app/src/main/res/layout/activity_about.xml
index 1e879bb..84c8764 100644
--- a/app/src/main/res/layout/activity_about.xml
+++ b/app/src/main/res/layout/activity_about.xml
@@ -8,7 +8,7 @@
         android:id="@+id/webViewAbout"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:layout_alignParentLeft="true"
+        android:layout_alignParentStart="true"
         android:layout_alignParentTop="true" />
 
 </RelativeLayout>
\ No newline at end of file
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index 3b30e50..e29ade0 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -3,7 +3,6 @@
 
     <string name="app_name">Sensorfusions Demo</string>
     <string name="action_about">Über</string>
-    <string name="title_main_activity">Sensorfusions Demo</string>
     <string name="title_section1">Improved Orientation Sensor 1</string>
     <string name="title_section2">Improved Orientation Sensor 2</string>
     <string name="title_section3">Android Rotation Vector</string>
diff --git a/app/src/main/res/values-sw600dp/dimens.xml b/app/src/main/res/values-sw600dp/dimens.xml
deleted file mode 100644
index 44f01db..0000000
--- a/app/src/main/res/values-sw600dp/dimens.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-<resources>
-
-    <!--
-         Customize dimensions originally defined in res/values/dimens.xml (such as
-         screen margins) for sw600dp devices (e.g. 7" tablets) here.
-    -->
-
-</resources>
diff --git a/app/src/main/res/values-sw720dp-land/dimens.xml b/app/src/main/res/values-sw720dp-land/dimens.xml
deleted file mode 100644
index 61e3fa8..0000000
--- a/app/src/main/res/values-sw720dp-land/dimens.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-<resources>
-
-    <!--
-         Customize dimensions originally defined in res/values/dimens.xml (such as
-         screen margins) for sw720dp devices (e.g. 10" tablets) in landscape here.
-    -->
-    <dimen name="activity_horizontal_margin">128dp</dimen>
-
-</resources>
diff --git a/app/src/main/res/values/dimens.xml b/app/src/main/res/values/dimens.xml
deleted file mode 100644
index 55c1e59..0000000
--- a/app/src/main/res/values/dimens.xml
+++ /dev/null
@@ -1,7 +0,0 @@
-<resources>
-
-    <!-- Default screen margins, per the Android Design guidelines. -->
-    <dimen name="activity_horizontal_margin">16dp</dimen>
-    <dimen name="activity_vertical_margin">16dp</dimen>
-
-</resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 1e62e9b..dc801de 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -3,7 +3,6 @@
 
     <string name="app_name">Sensor fusion demo</string>
     <string name="action_about">About</string>
-    <string name="title_main_activity">Sensor fusion demo</string>
     <string name="title_section1">Improved Orientation Sensor 1</string>
     <string name="title_section2">Improved Orientation Sensor 2</string>
     <string name="title_section3">Android Rotation Vector</string>