Finish app modernization

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

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <color name="primary">#43A047</color>
+    <color name="primary_dark">#2E7D32</color>
+    <color name="accent">#388E3C</color>
+
+</resources>

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

@@ -1,7 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
 
-    <style name="TraccarTheme" parent="android:Theme.Light">
+    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
+        <item name="colorPrimary">@color/primary</item>
+        <item name="colorPrimaryDark">@color/primary_dark</item>
+        <item name="colorAccent">@color/accent</item>
     </style>
 
 </resources>