diff --git a/app/src/main/java/protect/card_locker/CatimaAppCompatActivity.java b/app/src/main/java/protect/card_locker/CatimaAppCompatActivity.java
index 906e36ea9..a5ee040fa 100644
--- a/app/src/main/java/protect/card_locker/CatimaAppCompatActivity.java
+++ b/app/src/main/java/protect/card_locker/CatimaAppCompatActivity.java
@@ -20,34 +20,4 @@ public class CatimaAppCompatActivity extends AppCompatActivity {
         // Apply chosen language
         super.attachBaseContext(Utils.updateBaseContextLocale(base));
     }
-
-    @Override
-    public Resources.Theme getTheme() {
-        if (supportedThemes == null) {
-            supportedThemes = new HashMap<>();
-            supportedThemes.put(getString(R.string.settings_key_blue_theme), R.style.AppTheme_blue);
-            supportedThemes.put(getString(R.string.settings_key_brown_theme), R.style.AppTheme_brown);
-            supportedThemes.put(getString(R.string.settings_key_green_theme), R.style.AppTheme_green);
-            supportedThemes.put(getString(R.string.settings_key_grey_theme), R.style.AppTheme_grey);
-            supportedThemes.put(getString(R.string.settings_key_magenta_theme), R.style.AppTheme_magenta);
-            supportedThemes.put(getString(R.string.settings_key_pink_theme), R.style.AppTheme_pink);
-            supportedThemes.put(getString(R.string.settings_key_sky_blue_theme), R.style.AppTheme_sky_blue);
-            supportedThemes.put(getString(R.string.settings_key_violet_theme), R.style.AppTheme_violet);
-        }
-
-        Resources.Theme theme = super.getTheme();
-        pref = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
-        String themeName = pref.getString(getString(R.string.setting_key_theme_color), getString(R.string.settings_key_catima_theme));
-
-        theme.applyStyle(Utils.mapGetOrDefault(supportedThemes, themeName, R.style.AppTheme_NoActionBar), true);
-
-        return theme;
-    }
-
-    public int getThemeColor() {
-        TypedValue typedValue = new TypedValue();
-        Resources.Theme theme = getTheme();
-        theme.resolveAttribute(R.attr.colorPrimary, typedValue, true);
-        return typedValue.data;
-    }
 }
diff --git a/app/src/main/java/protect/card_locker/LoyaltyCardCursorAdapter.java b/app/src/main/java/protect/card_locker/LoyaltyCardCursorAdapter.java
index 80c9af4aa..25dad7b5b 100644
--- a/app/src/main/java/protect/card_locker/LoyaltyCardCursorAdapter.java
+++ b/app/src/main/java/protect/card_locker/LoyaltyCardCursorAdapter.java
@@ -110,7 +110,7 @@ public class LoyaltyCardCursorAdapter extends BaseCursorAdapter<LoyaltyCardCurso
             inputHolder.mCardIcon.setImageBitmap(Utils.generateIcon(mContext, loyaltyCard.store, loyaltyCard.headerColor).getLetterTile());
             inputHolder.mCardIcon.setScaleType(ImageView.ScaleType.FIT_CENTER);
         }
-        inputHolder.setIconBackgroundColor(loyaltyCard.headerColor != null ? loyaltyCard.headerColor : ContextCompat.getColor(mContext, R.color.colorPrimary));
+        inputHolder.setIconBackgroundColor(loyaltyCard.headerColor != null ? loyaltyCard.headerColor : R.attr.colorPrimary);
 
         inputHolder.toggleStar(loyaltyCard.starStatus != 0, itemSelected(inputCursor.getPosition()));
 
diff --git a/app/src/main/java/protect/card_locker/LoyaltyCardEditActivity.java b/app/src/main/java/protect/card_locker/LoyaltyCardEditActivity.java
index d2a13fea5..83dac980c 100644
--- a/app/src/main/java/protect/card_locker/LoyaltyCardEditActivity.java
+++ b/app/src/main/java/protect/card_locker/LoyaltyCardEditActivity.java
@@ -327,8 +327,6 @@ public class LoyaltyCardEditActivity extends CatimaAppCompatActivity {
         cardImageBack = findViewById(R.id.backImage);
 
         enterButton = findViewById(R.id.enterButton);
-        cardImageFront.setBackgroundColor(getThemeColor());
-        cardImageBack.setBackgroundColor(getThemeColor());
 
         barcodeImageGenerationFinishedCallback = () -> {
             if (!(boolean) barcodeImage.getTag()) {
@@ -670,7 +668,6 @@ public class LoyaltyCardEditActivity extends CatimaAppCompatActivity {
         });
 
         mCropperOptions = new UCrop.Options();
-        setCropperTheme();
     }
 
     // ucrop 2.2.6 initial aspect ratio is glitched when 0x0 is used as the initial ratio option
@@ -692,13 +689,6 @@ public class LoyaltyCardEditActivity extends CatimaAppCompatActivity {
         );
     }
 
-    private void setCropperTheme() {
-        mCropperOptions.setToolbarColor(getThemeColor());
-        mCropperOptions.setStatusBarColor(getThemeColor());
-        mCropperOptions.setToolbarWidgetColor(Color.WHITE);
-        mCropperOptions.setActiveControlsWidgetColor(getThemeColor());
-    }
-
     @Override
     public void onNewIntent(Intent intent) {
         super.onNewIntent(intent);
@@ -910,7 +900,7 @@ public class LoyaltyCardEditActivity extends CatimaAppCompatActivity {
     protected void setColorFromIcon() {
         Object icon = thumbnail.getTag();
         if (icon != null && (icon instanceof Bitmap)) {
-            updateTempState(LoyaltyCardField.headerColor, new Palette.Builder((Bitmap) icon).generate().getDominantColor(tempLoyaltyCard.headerColor != null ? tempLoyaltyCard.headerColor : ContextCompat.getColor(this, R.color.colorPrimary)));
+            updateTempState(LoyaltyCardField.headerColor, new Palette.Builder((Bitmap) icon).generate().getDominantColor(tempLoyaltyCard.headerColor != null ? tempLoyaltyCard.headerColor :  R.attr.colorPrimary));
         } else {
             Log.d("setColorFromIcon", "attempting header color change from icon but icon does not exist");
         }
diff --git a/app/src/main/java/protect/card_locker/LoyaltyCardLockerApplication.java b/app/src/main/java/protect/card_locker/LoyaltyCardLockerApplication.java
index 4ceb46994..4ed97eb92 100644
--- a/app/src/main/java/protect/card_locker/LoyaltyCardLockerApplication.java
+++ b/app/src/main/java/protect/card_locker/LoyaltyCardLockerApplication.java
@@ -3,6 +3,9 @@ package protect.card_locker;
 import android.app.Application;
 
 import androidx.appcompat.app.AppCompatDelegate;
+
+import com.google.android.material.color.DynamicColors;
+
 import protect.card_locker.preferences.Settings;
 
 public class LoyaltyCardLockerApplication extends Application {
diff --git a/app/src/main/java/protect/card_locker/LoyaltyCardViewActivity.java b/app/src/main/java/protect/card_locker/LoyaltyCardViewActivity.java
index b6a795f13..28a488503 100644
--- a/app/src/main/java/protect/card_locker/LoyaltyCardViewActivity.java
+++ b/app/src/main/java/protect/card_locker/LoyaltyCardViewActivity.java
@@ -285,9 +285,6 @@ public class LoyaltyCardViewActivity extends CatimaAppCompatActivity implements
 
         centerGuideline = findViewById(R.id.centerGuideline);
         barcodeScaler = findViewById(R.id.barcodeScaler);
-        maximizeButton.setBackgroundColor(getThemeColor());
-        minimizeButton.setBackgroundColor(getThemeColor());
-        bottomSheetButton.setBackgroundColor(getThemeColor());
         barcodeScaler.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
             @Override
             public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
@@ -530,7 +527,7 @@ public class LoyaltyCardViewActivity extends CatimaAppCompatActivity implements
             int expiryString = R.string.expiryStateSentence;
             if (Utils.hasExpired(loyaltyCard.expiry)) {
                 expiryString = R.string.expiryStateSentenceExpired;
-                expiryView.setTextColor(ContextCompat.getColor(getApplicationContext(), R.color.alert));
+                expiryView.setTextColor(ContextCompat.getColor(getApplicationContext(), R.attr.errorTextColor));
             }
             expiryView.setText(getString(expiryString, DateFormat.getDateInstance(DateFormat.LONG).format(loyaltyCard.expiry)));
             expiryView.setTextSize(settings.getFontSizeMax(settings.getMediumFont()));
diff --git a/app/src/main/java/protect/card_locker/ManageGroupsActivity.java b/app/src/main/java/protect/card_locker/ManageGroupsActivity.java
index a5f281b1e..07b92bd93 100644
--- a/app/src/main/java/protect/card_locker/ManageGroupsActivity.java
+++ b/app/src/main/java/protect/card_locker/ManageGroupsActivity.java
@@ -109,7 +109,7 @@ public class ManageGroupsActivity extends CatimaAppCompatActivity implements Gro
     }
 
     private void createGroup() {
-        AlertDialog.Builder builder = new AlertDialog.Builder(this, R.style.AlertDialogTheme);
+        AlertDialog.Builder builder = new AlertDialog.Builder(this);
         builder.setTitle(R.string.enter_group_name);
         final EditText input = new EditText(this);
         input.setInputType(InputType.TYPE_CLASS_TEXT);
diff --git a/app/src/main/java/protect/card_locker/preferences/SettingsActivity.java b/app/src/main/java/protect/card_locker/preferences/SettingsActivity.java
index f140a08b6..afb47e31c 100644
--- a/app/src/main/java/protect/card_locker/preferences/SettingsActivity.java
+++ b/app/src/main/java/protect/card_locker/preferences/SettingsActivity.java
@@ -128,12 +128,6 @@ public class SettingsActivity extends CatimaAppCompatActivity {
                 return true;
             });
 
-            Preference colorPreference = findPreference(getResources().getString(R.string.setting_key_theme_color));
-            assert colorPreference != null;
-            colorPreference.setOnPreferenceChangeListener((preference, o) -> {
-                refreshActivity(true);
-                return true;
-            });
             localePreference.setOnPreferenceChangeListener((preference, newValue) -> {
                 refreshActivity(true);
                 return true;
diff --git a/app/src/main/res/drawable/ic_add_white_24dp.xml b/app/src/main/res/drawable/ic_add_white_24dp.xml
index 70046c48f..3e691ff64 100644
--- a/app/src/main/res/drawable/ic_add_white_24dp.xml
+++ b/app/src/main/res/drawable/ic_add_white_24dp.xml
@@ -1,4 +1,4 @@
-<vector android:height="24dp" android:tint="#FFFFFF"
+<vector android:height="24dp" android:tint="?attr/colorControlNormal"
     android:viewportHeight="24" android:viewportWidth="24"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="@android:color/white" android:pathData="M19,13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z"/>
diff --git a/app/src/main/res/drawable/ic_arrow_back_white.xml b/app/src/main/res/drawable/ic_arrow_back_white.xml
index fa122e182..d3387c433 100644
--- a/app/src/main/res/drawable/ic_arrow_back_white.xml
+++ b/app/src/main/res/drawable/ic_arrow_back_white.xml
@@ -1,4 +1,4 @@
-<vector android:height="24dp" android:tint="#FFFFFF"
+<vector android:height="24dp" android:tint="?attr/colorControlNormal"
     android:viewportHeight="24" android:viewportWidth="24"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="@android:color/white" android:pathData="M20,11H7.83l5.59,-5.59L12,4l-8,8 8,8 1.41,-1.41L7.83,13H20v-2z"/>
diff --git a/app/src/main/res/drawable/ic_baseline_arrow_drop_down_24.xml b/app/src/main/res/drawable/ic_baseline_arrow_drop_down_24.xml
index 3dbfedba2..4daf775da 100644
--- a/app/src/main/res/drawable/ic_baseline_arrow_drop_down_24.xml
+++ b/app/src/main/res/drawable/ic_baseline_arrow_drop_down_24.xml
@@ -1,4 +1,4 @@
-<vector android:height="24dp" android:tint="#FFFFFF"
+<vector android:height="24dp" android:tint="?attr/colorControlNormal"
     android:viewportHeight="24" android:viewportWidth="24"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="@android:color/white" android:pathData="M7,10l5,5 5,-5z"/>
diff --git a/app/src/main/res/drawable/ic_baseline_arrow_drop_up_24.xml b/app/src/main/res/drawable/ic_baseline_arrow_drop_up_24.xml
index ba9e5039a..113ce17f2 100644
--- a/app/src/main/res/drawable/ic_baseline_arrow_drop_up_24.xml
+++ b/app/src/main/res/drawable/ic_baseline_arrow_drop_up_24.xml
@@ -1,4 +1,4 @@
-<vector android:height="24dp" android:tint="#FFFFFF"
+<vector android:height="24dp" android:tint="?attr/colorControlNormal"
     android:viewportHeight="24" android:viewportWidth="24"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="@android:color/white" android:pathData="M7,14l5,-5 5,5z"/>
diff --git a/app/src/main/res/drawable/ic_baseline_sort_24.xml b/app/src/main/res/drawable/ic_baseline_sort_24.xml
index 5c73e7ae8..f7e2fb98d 100644
--- a/app/src/main/res/drawable/ic_baseline_sort_24.xml
+++ b/app/src/main/res/drawable/ic_baseline_sort_24.xml
@@ -1,5 +1,5 @@
 <vector android:autoMirrored="true" android:height="24dp"
-    android:tint="#FFFFFF" android:viewportHeight="24"
+    android:tint="?attr/colorControlNormal" android:viewportHeight="24"
     android:viewportWidth="24" android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="@android:color/white" android:pathData="M3,18h6v-2L3,16v2zM3,6v2h18L21,6L3,6zM3,13h12v-2L3,11v2z"/>
 </vector>
diff --git a/app/src/main/res/drawable/ic_baseline_unfold_less_24.xml b/app/src/main/res/drawable/ic_baseline_unfold_less_24.xml
index 621f087b7..a7c13f680 100644
--- a/app/src/main/res/drawable/ic_baseline_unfold_less_24.xml
+++ b/app/src/main/res/drawable/ic_baseline_unfold_less_24.xml
@@ -1,4 +1,4 @@
-<vector android:height="24dp" android:tint="#FFFFFF"
+<vector android:height="24dp" android:tint="?attr/colorControlNormal"
     android:viewportHeight="24" android:viewportWidth="24"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="@android:color/white" android:pathData="M7.41,18.59L8.83,20 12,16.83 15.17,20l1.41,-1.41L12,14l-4.59,4.59zM16.59,5.41L15.17,4 12,7.17 8.83,4 7.41,5.41 12,10l4.59,-4.59z"/>
diff --git a/app/src/main/res/drawable/ic_baseline_unfold_more_24.xml b/app/src/main/res/drawable/ic_baseline_unfold_more_24.xml
index 249979c04..c00f311fe 100644
--- a/app/src/main/res/drawable/ic_baseline_unfold_more_24.xml
+++ b/app/src/main/res/drawable/ic_baseline_unfold_more_24.xml
@@ -1,4 +1,4 @@
-<vector android:height="24dp" android:tint="#FFFFFF"
+<vector android:height="24dp" android:tint="?attr/colorControlNormal"
     android:viewportHeight="24" android:viewportWidth="24"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="@android:color/white" android:pathData="M12,5.83L15.17,9l1.41,-1.41L12,3 7.41,7.59 8.83,9 12,5.83zM12,18.17L8.83,15l-1.41,1.41L12,21l4.59,-4.59L15.17,15 12,18.17z"/>
diff --git a/app/src/main/res/drawable/ic_copy.xml b/app/src/main/res/drawable/ic_copy.xml
index 00d235484..e9c976d6f 100644
--- a/app/src/main/res/drawable/ic_copy.xml
+++ b/app/src/main/res/drawable/ic_copy.xml
@@ -2,7 +2,8 @@
     android:width="24dp"
     android:height="24dp"
     android:viewportWidth="24"
-    android:viewportHeight="24">
+    android:viewportHeight="24"
+    android:tint="?attr/colorControlNormal">
   <path
       android:fillColor="#FFFFFFFF"
       android:pathData="M16,1L4,1c-1.1,0 -2,0.9 -2,2v14h2L4,3h12L16,1zM19,5L8,5c-1.1,0 -2,0.9 -2,2v14c0,1.1 0.9,2 2,2h11c1.1,0 2,-0.9 2,-2L21,7c0,-1.1 -0.9,-2 -2,-2zM19,21L8,21L8,7h11v14z"/>
diff --git a/app/src/main/res/drawable/ic_delete_white_24dp.xml b/app/src/main/res/drawable/ic_delete_white_24dp.xml
index 282594cdb..0660d2427 100644
--- a/app/src/main/res/drawable/ic_delete_white_24dp.xml
+++ b/app/src/main/res/drawable/ic_delete_white_24dp.xml
@@ -1,4 +1,4 @@
-<vector android:height="24dp" android:tint="#FFFFFF"
+<vector android:height="24dp" android:tint="?attr/colorControlNormal"
     android:viewportHeight="24" android:viewportWidth="24"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="@android:color/white" android:pathData="M6,19c0,1.1 0.9,2 2,2h8c1.1,0 2,-0.9 2,-2V7H6v12zM19,4h-3.5l-1,-1h-5l-1,1H5v2h14V4z"/>
diff --git a/app/src/main/res/drawable/ic_done.xml b/app/src/main/res/drawable/ic_done.xml
index a9a5ae203..042ddcbac 100644
--- a/app/src/main/res/drawable/ic_done.xml
+++ b/app/src/main/res/drawable/ic_done.xml
@@ -1,9 +1,9 @@
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
     android:width="24dp"
     android:height="24dp"
-    android:tint="@color/colorPrimary"
     android:viewportWidth="24"
-    android:viewportHeight="24">
+    android:viewportHeight="24"
+    android:tint="?attr/colorControlNormal">
   <path
       android:fillColor="#FFFFFF"
       android:pathData="M9,16.2L4.8,12l-1.4,1.4L9,19 21,7l-1.4,-1.4L9,16.2z"/>
diff --git a/app/src/main/res/drawable/ic_flashlight_off_white_24dp.xml b/app/src/main/res/drawable/ic_flashlight_off_white_24dp.xml
index 99910c16b..d5dffedba 100644
--- a/app/src/main/res/drawable/ic_flashlight_off_white_24dp.xml
+++ b/app/src/main/res/drawable/ic_flashlight_off_white_24dp.xml
@@ -2,7 +2,8 @@
     android:width="24dp"
     android:height="24dp"
     android:viewportWidth="24"
-    android:viewportHeight="24">
+    android:viewportHeight="24"
+    android:tint="?attr/colorControlNormal">
   <path
       android:pathData="M18,5l0,-3l-12,0l0,1.17l1.83,1.83z"
       android:fillColor="#FFFFFF"/>
diff --git a/app/src/main/res/drawable/ic_flashlight_on_white_24dp.xml b/app/src/main/res/drawable/ic_flashlight_on_white_24dp.xml
index 2d367a292..6bbad09a0 100644
--- a/app/src/main/res/drawable/ic_flashlight_on_white_24dp.xml
+++ b/app/src/main/res/drawable/ic_flashlight_on_white_24dp.xml
@@ -2,7 +2,8 @@
     android:width="24dp"
     android:height="24dp"
     android:viewportWidth="24"
-    android:viewportHeight="24">
+    android:viewportHeight="24"
+    android:tint="?attr/colorControlNormal">
   <path
       android:pathData="M6,2h12v3h-12z"
       android:fillColor="#FFFFFF"/>
diff --git a/app/src/main/res/drawable/ic_folder_white.xml b/app/src/main/res/drawable/ic_folder_white.xml
index e337bfd7b..6c2429fed 100644
--- a/app/src/main/res/drawable/ic_folder_white.xml
+++ b/app/src/main/res/drawable/ic_folder_white.xml
@@ -1,4 +1,4 @@
-<vector android:height="24dp" android:tint="#FFFFFF"
+<vector android:height="24dp" android:tint="?attr/colorControlNormal"
     android:viewportHeight="24" android:viewportWidth="24"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="@android:color/white" android:pathData="M10,4H4c-1.1,0 -1.99,0.9 -1.99,2L2,18c0,1.1 0.9,2 2,2h16c1.1,0 2,-0.9 2,-2V8c0,-1.1 -0.9,-2 -2,-2h-8l-2,-2z"/>
diff --git a/app/src/main/res/drawable/ic_import_export_white_24dp.xml b/app/src/main/res/drawable/ic_import_export_white_24dp.xml
index 6b866be78..078b80462 100644
--- a/app/src/main/res/drawable/ic_import_export_white_24dp.xml
+++ b/app/src/main/res/drawable/ic_import_export_white_24dp.xml
@@ -1,4 +1,4 @@
-<vector android:height="24dp" android:tint="#FFFFFF"
+<vector android:height="24dp" android:tint="?attr/colorControlNormal"
     android:viewportHeight="24" android:viewportWidth="24"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="@android:color/white" android:pathData="M9,3L5,6.99h3L8,14h2L10,6.99h3L9,3zM16,17.01L16,10h-2v7.01h-3L15,21l4,-3.99h-3z"/>
diff --git a/app/src/main/res/drawable/ic_lock_open_white_24dp.xml b/app/src/main/res/drawable/ic_lock_open_white_24dp.xml
index 7f4c3149d..f879956d5 100644
--- a/app/src/main/res/drawable/ic_lock_open_white_24dp.xml
+++ b/app/src/main/res/drawable/ic_lock_open_white_24dp.xml
@@ -1,4 +1,4 @@
-<vector android:height="24dp" android:tint="#FFFFFF"
+<vector android:height="24dp" android:tint="?attr/colorControlNormal"
     android:viewportHeight="24" android:viewportWidth="24"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="@android:color/white" android:pathData="M12,17c1.1,0 2,-0.9 2,-2s-0.9,-2 -2,-2 -2,0.9 -2,2 0.9,2 2,2zM18,8h-1L17,6c0,-2.76 -2.24,-5 -5,-5S7,3.24 7,6h1.9c0,-1.71 1.39,-3.1 3.1,-3.1 1.71,0 3.1,1.39 3.1,3.1v2L6,8c-1.1,0 -2,0.9 -2,2v10c0,1.1 0.9,2 2,2h12c1.1,0 2,-0.9 2,-2L20,10c0,-1.1 -0.9,-2 -2,-2zM18,20L6,20L6,10h12v10z"/>
diff --git a/app/src/main/res/drawable/ic_lock_outline_white_24dp.xml b/app/src/main/res/drawable/ic_lock_outline_white_24dp.xml
index 6c6b2603e..bc2f49f24 100644
--- a/app/src/main/res/drawable/ic_lock_outline_white_24dp.xml
+++ b/app/src/main/res/drawable/ic_lock_outline_white_24dp.xml
@@ -1,4 +1,4 @@
-<vector android:height="24dp" android:tint="#FFFFFF"
+<vector android:height="24dp" android:tint="?attr/colorControlNormal"
     android:viewportHeight="24" android:viewportWidth="24"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="@android:color/white" android:pathData="M18,8h-1L17,6c0,-2.76 -2.24,-5 -5,-5S7,3.24 7,6v2L6,8c-1.1,0 -2,0.9 -2,2v10c0,1.1 0.9,2 2,2h12c1.1,0 2,-0.9 2,-2L20,10c0,-1.1 -0.9,-2 -2,-2zM12,17c-1.1,0 -2,-0.9 -2,-2s0.9,-2 2,-2 2,0.9 2,2 -0.9,2 -2,2zM15.1,8L8.9,8L8.9,6c0,-1.71 1.39,-3.1 3.1,-3.1 1.71,0 3.1,1.39 3.1,3.1v2z"/>
diff --git a/app/src/main/res/drawable/ic_mode_edit_white_24dp.xml b/app/src/main/res/drawable/ic_mode_edit_white_24dp.xml
index faddfce42..2cda9c112 100644
--- a/app/src/main/res/drawable/ic_mode_edit_white_24dp.xml
+++ b/app/src/main/res/drawable/ic_mode_edit_white_24dp.xml
@@ -1,4 +1,4 @@
-<vector android:height="24dp" android:tint="#FFFFFF"
+<vector android:height="24dp" android:tint="?attr/colorControlNormal"
     android:viewportHeight="24" android:viewportWidth="24"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="@android:color/white" android:pathData="M3,17.25V21h3.75L17.81,9.94l-3.75,-3.75L3,17.25zM20.71,7.04c0.39,-0.39 0.39,-1.02 0,-1.41l-2.34,-2.34c-0.39,-0.39 -1.02,-0.39 -1.41,0l-1.83,1.83 3.75,3.75 1.83,-1.83z"/>
diff --git a/app/src/main/res/drawable/ic_search_white.xml b/app/src/main/res/drawable/ic_search_white.xml
index e2dd96c6d..ba609c1eb 100644
--- a/app/src/main/res/drawable/ic_search_white.xml
+++ b/app/src/main/res/drawable/ic_search_white.xml
@@ -1,4 +1,4 @@
-<vector android:height="24dp" android:tint="#FFFFFF"
+<vector android:height="24dp" android:tint="?attr/colorControlNormal"
     android:viewportHeight="24" android:viewportWidth="24"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="@android:color/white" android:pathData="M15.5,14h-0.79l-0.28,-0.27C15.41,12.59 16,11.11 16,9.5 16,5.91 13.09,3 9.5,3S3,5.91 3,9.5 5.91,16 9.5,16c1.61,0 3.09,-0.59 4.23,-1.57l0.27,0.28v0.79l5,4.99L20.49,19l-4.99,-5zM9.5,14C7.01,14 5,11.99 5,9.5S7.01,5 9.5,5 14,7.01 14,9.5 11.99,14 9.5,14z"/>
diff --git a/app/src/main/res/drawable/list_row.xml b/app/src/main/res/drawable/list_row.xml
deleted file mode 100644
index 62ca0f43c..000000000
--- a/app/src/main/res/drawable/list_row.xml
+++ /dev/null
@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:drawable="@color/listItemHighlight" android:state_activated="true" />
-</selector>
\ No newline at end of file
diff --git a/app/src/main/res/drawable/save_24dp.xml b/app/src/main/res/drawable/save_24dp.xml
index 999020dcf..8ea113208 100644
--- a/app/src/main/res/drawable/save_24dp.xml
+++ b/app/src/main/res/drawable/save_24dp.xml
@@ -1,4 +1,4 @@
-<vector android:height="24dp" android:tint="#FFFFFF"
+<vector android:height="24dp" android:tint="?attr/colorControlNormal"
     android:viewportHeight="24" android:viewportWidth="24"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="@android:color/white" android:pathData="M17,3L5,3c-1.11,0 -2,0.9 -2,2v14c0,1.1 0.89,2 2,2h14c1.1,0 2,-0.9 2,-2L21,7l-4,-4zM12,19c-1.66,0 -3,-1.34 -3,-3s1.34,-3 3,-3 3,1.34 3,3 -1.34,3 -3,3zM15,9L5,9L5,5h10v4z"/>
diff --git a/app/src/main/res/layout/about_activity.xml b/app/src/main/res/layout/about_activity.xml
index c0df438dd..885a9490f 100644
--- a/app/src/main/res/layout/about_activity.xml
+++ b/app/src/main/res/layout/about_activity.xml
@@ -10,15 +10,13 @@
 
     <com.google.android.material.appbar.AppBarLayout
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:theme="@style/AppTheme.AppBarOverlay">
+        android:layout_height="wrap_content">
 
-        <androidx.appcompat.widget.Toolbar
+        <com.google.android.material.appbar.MaterialToolbar
             android:id="@+id/toolbar"
             android:layout_width="match_parent"
             android:layout_height="?attr/actionBarSize"
-            android:background="?attr/colorPrimary"
-            app:popupTheme="@style/AppTheme.PopupOverlay"/>
+            style="@style/Widget.MaterialComponents.Toolbar.Primary" />
 
     </com.google.android.material.appbar.AppBarLayout>
 
@@ -46,7 +44,6 @@
                     android:fontFamily="sans-serif-medium"
                     android:padding="2dp"
                     android:text="@string/version_history"
-                    android:textColor="@color/colorSecondaryText"
                     android:textSize="18sp"
                     app:layout_constraintStart_toStartOf="parent"
                     app:layout_constraintTop_toTopOf="parent" />
@@ -67,7 +64,6 @@
                     android:layout_margin="8dp"
                     android:fontFamily="sans-serif-medium"
                     android:text="@string/arrow"
-                    android:textColor="@color/colorSecondaryText"
                     android:textSize="20sp"
                     app:layout_constraintBottom_toBottomOf="parent"
                     app:layout_constraintEnd_toEndOf="parent"
@@ -87,7 +83,6 @@
                     android:fontFamily="sans-serif-medium"
                     android:padding="2dp"
                     android:text="@string/credits"
-                    android:textColor="@color/colorSecondaryText"
                     android:textSize="18sp"
                     app:layout_constraintStart_toStartOf="parent"
                     app:layout_constraintTop_toTopOf="parent" />
@@ -108,7 +103,6 @@
                     android:layout_margin="8dp"
                     android:fontFamily="sans-serif-medium"
                     android:text="@string/arrow"
-                    android:textColor="@color/colorSecondaryText"
                     android:textSize="20sp"
                     app:layout_constraintBottom_toBottomOf="parent"
                     app:layout_constraintEnd_toEndOf="parent"
@@ -128,7 +122,6 @@
                     android:fontFamily="sans-serif-medium"
                     android:padding="2dp"
                     android:text="@string/help_translate_this_app"
-                    android:textColor="@color/colorSecondaryText"
                     android:textSize="18sp"
                     app:layout_constraintStart_toStartOf="parent"
                     app:layout_constraintTop_toTopOf="parent" />
@@ -151,7 +144,6 @@
                     android:layout_margin="8dp"
                     android:fontFamily="sans-serif-medium"
                     android:text="@string/arrow"
-                    android:textColor="@color/colorSecondaryText"
                     android:textSize="20sp"
                     app:layout_constraintBottom_toBottomOf="parent"
                     app:layout_constraintEnd_toEndOf="parent"
@@ -171,7 +163,6 @@
                     android:fontFamily="sans-serif-medium"
                     android:padding="2dp"
                     android:text="@string/license"
-                    android:textColor="@color/colorSecondaryText"
                     android:textSize="18sp"
                     app:layout_constraintStart_toStartOf="parent"
                     app:layout_constraintTop_toTopOf="parent" />
@@ -194,7 +185,6 @@
                     android:layout_margin="8dp"
                     android:fontFamily="sans-serif-medium"
                     android:text="@string/arrow"
-                    android:textColor="@color/colorSecondaryText"
                     android:textSize="20sp"
                     app:layout_constraintBottom_toBottomOf="parent"
                     app:layout_constraintEnd_toEndOf="parent"
@@ -214,7 +204,6 @@
                     android:fontFamily="sans-serif-medium"
                     android:padding="2dp"
                     android:text="@string/source_repository"
-                    android:textColor="@color/colorSecondaryText"
                     android:textSize="18sp"
                     app:layout_constraintStart_toStartOf="parent"
                     app:layout_constraintTop_toTopOf="parent" />
@@ -236,7 +225,6 @@
                     android:layout_margin="8dp"
                     android:fontFamily="sans-serif-medium"
                     android:text="@string/arrow"
-                    android:textColor="@color/colorSecondaryText"
                     android:textSize="20sp"
                     app:layout_constraintBottom_toBottomOf="parent"
                     app:layout_constraintEnd_toEndOf="parent"
@@ -256,7 +244,6 @@
                     android:fontFamily="sans-serif-medium"
                     android:padding="2dp"
                     android:text="@string/privacy_policy"
-                    android:textColor="@color/colorSecondaryText"
                     android:textSize="18sp"
                     app:layout_constraintStart_toStartOf="parent"
                     app:layout_constraintTop_toTopOf="parent" />
@@ -278,7 +265,6 @@
                     android:layout_margin="8dp"
                     android:fontFamily="sans-serif-medium"
                     android:text="@string/arrow"
-                    android:textColor="@color/colorSecondaryText"
                     android:textSize="20sp"
                     app:layout_constraintBottom_toBottomOf="parent"
                     app:layout_constraintEnd_toEndOf="parent"
@@ -298,7 +284,6 @@
                     android:fontFamily="sans-serif-medium"
                     android:padding="2dp"
                     android:text="@string/rate_this_app"
-                    android:textColor="@color/colorSecondaryText"
                     android:textSize="18sp"
                     app:layout_constraintStart_toStartOf="parent"
                     app:layout_constraintTop_toTopOf="parent" />
@@ -320,7 +305,6 @@
                     android:layout_margin="8dp"
                     android:fontFamily="sans-serif-medium"
                     android:text="@string/arrow"
-                    android:textColor="@color/colorSecondaryText"
                     android:textSize="20sp"
                     app:layout_constraintBottom_toBottomOf="parent"
                     app:layout_constraintEnd_toEndOf="parent"
@@ -340,7 +324,6 @@
                     android:fontFamily="sans-serif-medium"
                     android:padding="2dp"
                     android:text="@string/report_error"
-                    android:textColor="@color/colorSecondaryText"
                     android:textSize="18sp"
                     app:layout_constraintStart_toStartOf="parent"
                     app:layout_constraintTop_toTopOf="parent" />
@@ -362,7 +345,6 @@
                     android:layout_margin="8dp"
                     android:fontFamily="sans-serif-medium"
                     android:text="@string/arrow"
-                    android:textColor="@color/colorSecondaryText"
                     android:textSize="20sp"
                     app:layout_constraintBottom_toBottomOf="parent"
                     app:layout_constraintEnd_toEndOf="parent"
diff --git a/app/src/main/res/layout/activity_manage_group.xml b/app/src/main/res/layout/activity_manage_group.xml
index 4a1855f48..102e3d525 100644
--- a/app/src/main/res/layout/activity_manage_group.xml
+++ b/app/src/main/res/layout/activity_manage_group.xml
@@ -22,15 +22,13 @@
 
         <com.google.android.material.appbar.AppBarLayout
             android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:theme="@style/AppTheme.AppBarOverlay">
+            android:layout_height="wrap_content">
 
-            <androidx.appcompat.widget.Toolbar
+            <com.google.android.material.appbar.MaterialToolbar
                 android:id="@+id/toolbar"
                 android:layout_width="match_parent"
                 android:layout_height="?attr/actionBarSize"
-                android:background="?attr/colorPrimary"
-                app:popupTheme="@style/AppTheme.PopupOverlay" />
+                style="@style/Widget.MaterialComponents.Toolbar.Primary" />
 
             <com.google.android.material.tabs.TabLayout
                 android:id="@+id/groups"
diff --git a/app/src/main/res/layout/barcode_selector_activity.xml b/app/src/main/res/layout/barcode_selector_activity.xml
index ace60b32e..bcf8c11bb 100644
--- a/app/src/main/res/layout/barcode_selector_activity.xml
+++ b/app/src/main/res/layout/barcode_selector_activity.xml
@@ -8,14 +8,13 @@
 
     <com.google.android.material.appbar.AppBarLayout
         android:layout_width="fill_parent"
-        android:layout_height="wrap_content"
-        android:theme="@style/AppTheme.AppBarOverlay">
-        <androidx.appcompat.widget.Toolbar
+        android:layout_height="wrap_content">
+
+        <com.google.android.material.appbar.MaterialToolbar
             android:id="@+id/toolbar"
             android:layout_width="match_parent"
             android:layout_height="?attr/actionBarSize"
-            android:background="?attr/colorPrimary"
-            app:popupTheme="@style/AppTheme.PopupOverlay" />
+            style="@style/Widget.MaterialComponents.Toolbar.Primary" />
     </com.google.android.material.appbar.AppBarLayout>
 
     <LinearLayout
diff --git a/app/src/main/res/layout/content_main.xml b/app/src/main/res/layout/content_main.xml
index 68b139564..a1a83d87d 100644
--- a/app/src/main/res/layout/content_main.xml
+++ b/app/src/main/res/layout/content_main.xml
@@ -43,7 +43,6 @@
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:scrollbars="vertical"
-        android:background="@color/mainLoyaltyCardBackground"
         android:visibility="gone"/>
 
 </RelativeLayout>
diff --git a/app/src/main/res/layout/group_layout.xml b/app/src/main/res/layout/group_layout.xml
index 0924f539a..d0e7134d3 100644
--- a/app/src/main/res/layout/group_layout.xml
+++ b/app/src/main/res/layout/group_layout.xml
@@ -43,8 +43,7 @@
             android:layout_height="@dimen/cardThumbnailSize"
             android:layout_weight="1"
             app:srcCompat="@drawable/ic_baseline_arrow_drop_up_24"
-            android:contentDescription="@string/moveUp"
-            app:tint="@color/iconColor"/>
+            android:contentDescription="@string/moveUp"/>
 
         <ImageButton
             android:id="@+id/moveDown"
@@ -52,8 +51,7 @@
             android:layout_height="@dimen/cardThumbnailSize"
             android:layout_weight="1"
             app:srcCompat="@drawable/ic_baseline_arrow_drop_down_24"
-            android:contentDescription="@string/moveDown"
-            app:tint="@color/iconColor"/>
+            android:contentDescription="@string/moveDown"/>
 
         <ImageButton
             android:id="@+id/edit"
@@ -61,8 +59,7 @@
             android:layout_height="@dimen/cardThumbnailSize"
             android:layout_weight="1"
             app:srcCompat="@drawable/ic_mode_edit_white_24dp"
-            android:contentDescription="@string/edit"
-            app:tint="@color/iconColor"/>
+            android:contentDescription="@string/edit"/>
 
         <ImageButton
             android:id="@+id/delete"
@@ -70,8 +67,7 @@
             android:layout_height="@dimen/cardThumbnailSize"
             android:layout_weight="1"
             app:srcCompat="@drawable/ic_delete_white_24dp"
-            android:contentDescription="@string/delete"
-            app:tint="@color/iconColor"/>
+            android:contentDescription="@string/delete"/>
 
     </LinearLayout>
 
diff --git a/app/src/main/res/layout/import_export_activity.xml b/app/src/main/res/layout/import_export_activity.xml
index 5d4d7fdf5..bed46b6b5 100644
--- a/app/src/main/res/layout/import_export_activity.xml
+++ b/app/src/main/res/layout/import_export_activity.xml
@@ -7,15 +7,13 @@
 
     <com.google.android.material.appbar.AppBarLayout
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:theme="@style/AppTheme.AppBarOverlay">
+        android:layout_height="wrap_content">
 
-        <androidx.appcompat.widget.Toolbar
+        <com.google.android.material.appbar.MaterialToolbar
             android:id="@+id/toolbar"
             android:layout_width="match_parent"
             android:layout_height="?attr/actionBarSize"
-            android:background="?attr/colorPrimary"
-            app:popupTheme="@style/AppTheme.PopupOverlay" />
+            style="@style/Widget.MaterialComponents.Toolbar.Primary" />
 
     </com.google.android.material.appbar.AppBarLayout>
 
diff --git a/app/src/main/res/layout/layout_chip_choice.xml b/app/src/main/res/layout/layout_chip_choice.xml
index fe580c27d..b3a4d00af 100644
--- a/app/src/main/res/layout/layout_chip_choice.xml
+++ b/app/src/main/res/layout/layout_chip_choice.xml
@@ -4,6 +4,6 @@
     android:layout_height="wrap_content"
     android:paddingLeft="8dp"
     android:paddingRight="8dp"
-    style="@style/Widget.MaterialComponents.Chip.Choice"
+    style="@style/Widget.MaterialComponents.Chip.Filter"
     app:checkedIconVisible="true"
-    android:textAppearance="?android:attr/textAppearance" />
\ No newline at end of file
+    android:textAppearance="?android:attr/textAppearance" />
diff --git a/app/src/main/res/layout/loyalty_card_edit_activity.xml b/app/src/main/res/layout/loyalty_card_edit_activity.xml
index 59e393626..d15a53acd 100644
--- a/app/src/main/res/layout/loyalty_card_edit_activity.xml
+++ b/app/src/main/res/layout/loyalty_card_edit_activity.xml
@@ -18,15 +18,13 @@
 
     <com.google.android.material.appbar.AppBarLayout
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:theme="@style/AppTheme.AppBarOverlay">
+        android:layout_height="wrap_content">
 
-        <androidx.appcompat.widget.Toolbar
+        <com.google.android.material.appbar.MaterialToolbar
             android:id="@+id/toolbar"
             android:layout_width="match_parent"
             android:layout_height="?attr/actionBarSize"
-            android:background="?attr/colorPrimary"
-            app:popupTheme="@style/AppTheme.PopupOverlay" />
+            style="@style/Widget.MaterialComponents.Toolbar.Primary" />
 
         <com.google.android.material.tabs.TabLayout
             android:id="@+id/tabs"
@@ -50,7 +48,6 @@
 
     <ScrollView android:layout_width="fill_parent"
                 android:layout_height="wrap_content"
-                android:background="@color/inputContrastBackground"
                 app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior">
         <TableLayout
             android:layout_width="match_parent"
@@ -209,7 +206,6 @@
                         android:layout_width="0dp"
                         android:layout_height="wrap_content"
                         android:text="@string/editBarcode"
-                        android:textColor="#FFFFFF"
                         android:layout_weight="1.0"/>
                 </LinearLayout>
             </TableLayout>
@@ -366,7 +362,8 @@
                             android:minHeight="50dp"
                             android:contentDescription="@string/frontImageDescription"
                             android:scaleType="fitCenter"
-                            app:srcCompat="@drawable/ic_camera_white" />
+                            app:srcCompat="@drawable/ic_camera_white"
+                            android:background="?attr/colorPrimary" />
 
                     </com.google.android.material.card.MaterialCardView>
                 </LinearLayout>
@@ -401,7 +398,8 @@
                             android:minHeight="50dp"
                             android:contentDescription="@string/backImageDescription"
                             android:scaleType="fitCenter"
-                            app:srcCompat="@drawable/ic_camera_white" />
+                            app:srcCompat="@drawable/ic_camera_white"
+                            android:background="?attr/colorPrimary" />
 
                     </com.google.android.material.card.MaterialCardView>
                 </LinearLayout>
diff --git a/app/src/main/res/layout/loyalty_card_layout.xml b/app/src/main/res/layout/loyalty_card_layout.xml
index bb779e120..7e1529c5f 100644
--- a/app/src/main/res/layout/loyalty_card_layout.xml
+++ b/app/src/main/res/layout/loyalty_card_layout.xml
@@ -18,6 +18,7 @@
             android:layout_height="0dp"
             android:outlineProvider="none"
             app:cardCornerRadius="8dp"
+            app:strokeWidth="0dp"
             app:layout_constraintBottom_toTopOf="@+id/store"
             app:layout_constraintDimensionRatio="85.6f:53.98f"
             app:layout_constraintTop_toTopOf="parent">
diff --git a/app/src/main/res/layout/loyalty_card_view_layout.xml b/app/src/main/res/layout/loyalty_card_view_layout.xml
index a5db89384..63c8d8f96 100644
--- a/app/src/main/res/layout/loyalty_card_view_layout.xml
+++ b/app/src/main/res/layout/loyalty_card_view_layout.xml
@@ -55,11 +55,12 @@
                 android:padding="0dp"
                 app:srcCompat="@drawable/ic_baseline_arrow_drop_up_24"
                 android:contentDescription="@string/moveBarcodeToTopOfScreen"
-                app:tint="#ffffff"
+                app:tint="?attr/colorOnPrimary"
                 app:layout_constraintTop_toTopOf="parent"
                 app:layout_constraintBottom_toTopOf="@+id/mainImage"
                 app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintStart_toStartOf="parent" />
+                app:layout_constraintStart_toStartOf="parent"
+                android:background="?attr/colorPrimary" />
 
             <ImageView
                 android:id="@+id/mainImage"
@@ -86,10 +87,11 @@
                 android:padding="0dp"
                 app:srcCompat="@drawable/ic_baseline_arrow_drop_down_24"
                 android:contentDescription="@string/moveBarcodeToCenterOfScreen"
-                app:tint="#ffffff"
+                app:tint="?attr/colorOnPrimary"
                 app:layout_constraintTop_toBottomOf="@+id/mainImage"
                 app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintStart_toStartOf="parent" />
+                app:layout_constraintStart_toStartOf="parent"
+                android:background="?attr/colorPrimary" />
 
             <LinearLayout
                 android:id="@+id/dotIndicator"
@@ -156,7 +158,7 @@
         android:id="@+id/bottom_sheet"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:background="@color/inputBackground"
+        android:background="?android:colorBackground"
         android:orientation="vertical"
         android:paddingTop="0px"
         android:visibility="gone"
@@ -173,7 +175,8 @@
             android:contentDescription="@string/showMoreInfo"
             android:scaleType="fitCenter"
             app:srcCompat="@drawable/ic_baseline_arrow_drop_up_24"
-            app:tint="#ffffff" />
+            app:tint="?attr/colorOnPrimary"
+            android:background="?attr/colorPrimary" />
 
         <androidx.core.widget.NestedScrollView
             android:id="@+id/bottomSheetContentWrapper"
@@ -249,14 +252,13 @@
         android:weightSum="1.0"
         >
 
-        <androidx.appcompat.widget.Toolbar
+        <com.google.android.material.appbar.MaterialToolbar
             android:id="@+id/toolbar_landscape"
             android:layout_width="fill_parent"
             android:layout_height="?actionBarSize"
             android:background="@android:color/transparent"
             android:fitsSystemWindows="false"
             android:paddingTop="0dp"
-            android:theme="@style/CardView.ActionBarTheme"
             android:visibility="gone"
             app:contentInsetStart="72.0dip"
             app:layout_collapseMode="pin" />
@@ -292,7 +294,6 @@
                 android:layout_width="fill_parent"
                 android:layout_height="?actionBarSize"
                 android:background="@android:color/transparent"
-                android:theme="@style/CardView.ActionBarTheme"
                 app:contentInsetStart="72.0dip"
                 app:layout_collapseMode="pin" />
 
diff --git a/app/src/main/res/layout/main_activity.xml b/app/src/main/res/layout/main_activity.xml
index b386269b2..a3abfd7f6 100644
--- a/app/src/main/res/layout/main_activity.xml
+++ b/app/src/main/res/layout/main_activity.xml
@@ -19,15 +19,13 @@
 
     <com.google.android.material.appbar.AppBarLayout
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:theme="@style/AppTheme.AppBarOverlay">
+        android:layout_height="wrap_content">
 
-        <androidx.appcompat.widget.Toolbar
+        <com.google.android.material.appbar.MaterialToolbar
             android:id="@+id/toolbar"
             android:layout_width="match_parent"
             android:layout_height="?attr/actionBarSize"
-            android:background="?attr/colorPrimary"
-            app:popupTheme="@style/AppTheme.PopupOverlay"/>
+            style="@style/Widget.MaterialComponents.Toolbar.Primary" />
 
         <com.google.android.material.tabs.TabLayout
             android:id="@+id/groups"
diff --git a/app/src/main/res/layout/manage_groups_activity.xml b/app/src/main/res/layout/manage_groups_activity.xml
index 072167c6f..d1acd186c 100644
--- a/app/src/main/res/layout/manage_groups_activity.xml
+++ b/app/src/main/res/layout/manage_groups_activity.xml
@@ -19,15 +19,13 @@
 
     <com.google.android.material.appbar.AppBarLayout
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:theme="@style/AppTheme.AppBarOverlay">
+        android:layout_height="wrap_content">
 
-        <androidx.appcompat.widget.Toolbar
+        <com.google.android.material.appbar.MaterialToolbar
             android:id="@+id/toolbar"
             android:layout_width="match_parent"
             android:layout_height="?attr/actionBarSize"
-            android:background="?attr/colorPrimary"
-            app:popupTheme="@style/AppTheme.PopupOverlay"/>
+            style="@style/Widget.MaterialComponents.Toolbar.Primary" />
 
     </com.google.android.material.appbar.AppBarLayout>
 
diff --git a/app/src/main/res/layout/scan_activity.xml b/app/src/main/res/layout/scan_activity.xml
index 97b8e3d7f..f5044ca2b 100644
--- a/app/src/main/res/layout/scan_activity.xml
+++ b/app/src/main/res/layout/scan_activity.xml
@@ -9,15 +9,13 @@
 
     <com.google.android.material.appbar.AppBarLayout
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:theme="@style/AppTheme.AppBarOverlay">
+        android:layout_height="wrap_content">
 
-        <androidx.appcompat.widget.Toolbar
+        <com.google.android.material.appbar.MaterialToolbar
             android:id="@+id/toolbar"
             android:layout_width="match_parent"
             android:layout_height="?attr/actionBarSize"
-            android:background="?attr/colorPrimary"
-            app:popupTheme="@style/AppTheme.PopupOverlay" />
+            style="@style/Widget.MaterialComponents.Toolbar.Primary" />
 
     </com.google.android.material.appbar.AppBarLayout>
 
@@ -25,6 +23,7 @@
         android:id="@+id/zxing_barcode_scanner"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
+        android:layout_marginTop="?attr/actionBarSize"
         app:zxing_scanner_layout="@layout/custom_barcode_scanner">
     </com.journeyapps.barcodescanner.DecoratedBarcodeView>
-</RelativeLayout>
\ No newline at end of file
+</RelativeLayout>
diff --git a/app/src/main/res/layout/settings_activity.xml b/app/src/main/res/layout/settings_activity.xml
index 6b237fc87..5b88023fd 100644
--- a/app/src/main/res/layout/settings_activity.xml
+++ b/app/src/main/res/layout/settings_activity.xml
@@ -7,15 +7,13 @@
 
     <com.google.android.material.appbar.AppBarLayout
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:theme="@style/AppTheme.AppBarOverlay">
+        android:layout_height="wrap_content">
 
-        <androidx.appcompat.widget.Toolbar
+        <com.google.android.material.appbar.MaterialToolbar
             android:id="@+id/toolbar"
             android:layout_width="match_parent"
             android:layout_height="?attr/actionBarSize"
-            android:background="?attr/colorPrimary"
-            app:popupTheme="@style/AppTheme.PopupOverlay"/>
+            style="@style/Widget.MaterialComponents.Toolbar.Primary" />
 
     </com.google.android.material.appbar.AppBarLayout>
 
diff --git a/app/src/main/res/layout/simple_toolbar_list_activity.xml b/app/src/main/res/layout/simple_toolbar_list_activity.xml
index 0a29b7c78..ef41ae0be 100644
--- a/app/src/main/res/layout/simple_toolbar_list_activity.xml
+++ b/app/src/main/res/layout/simple_toolbar_list_activity.xml
@@ -7,15 +7,13 @@
 
     <com.google.android.material.appbar.AppBarLayout
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:theme="@style/AppTheme.AppBarOverlay">
+        android:layout_height="wrap_content">
 
-        <androidx.appcompat.widget.Toolbar
+        <com.google.android.material.appbar.MaterialToolbar
             android:id="@+id/toolbar"
             android:layout_width="match_parent"
             android:layout_height="?attr/actionBarSize"
-            android:background="?attr/colorPrimary"
-            app:popupTheme="@style/AppTheme.PopupOverlay"/>
+            style="@style/Widget.MaterialComponents.Toolbar.Primary" />
 
     </com.google.android.material.appbar.AppBarLayout>
 
diff --git a/app/src/main/res/values-night/colors.xml b/app/src/main/res/values-night/colors.xml
deleted file mode 100644
index 522463579..000000000
--- a/app/src/main/res/values-night/colors.xml
+++ /dev/null
@@ -1,24 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Palette generated by Material IO https://material.io/color/#!/?view.left=0&view.right=0&primary.color=3F51B5&secondary.color=FFC107 -->
-<!-- Colors manually flipped to dark variants -->
-<resources>
-    <color name="colorPrimary">#B53F3F</color>
-    <color name="colorPrimaryLight">#E87575</color>
-    <color name="colorPrimaryDark">#840000</color>
-    <color name="colorSecondary">#ffc107</color>
-    <color name="colorSecondaryLight">#fff350</color>
-    <color name="colorSecondaryDark">#c79100</color>
-    <color name="colorPrimaryText">#000000</color>
-    <color name="colorSecondaryText">#ffffff</color>
-
-    <color name="listItemHighlight">#88000000</color>
-
-    <color name="inputContrastBackground">#070707</color>
-    <color name="inputBackground">#000000</color>
-    <color name="inputBorder">#222222</color>
-    <color name="inputDividerBorder">#666666</color>
-
-    <color name="iconColor">#ffffff</color>
-
-    <color name="mainLoyaltyCardBackground">#000000</color>
-</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-night/themes.xml b/app/src/main/res/values-night/themes.xml
new file mode 100644
index 000000000..f58017c6e
--- /dev/null
+++ b/app/src/main/res/values-night/themes.xml
@@ -0,0 +1,33 @@
+<resources>
+
+    <style name="AppTheme" parent="Theme.Material3.Dark.NoActionBar">
+        <item name="colorPrimary">@color/md_theme_dark_primary</item>
+        <item name="colorOnPrimary">@color/md_theme_dark_onPrimary</item>
+        <item name="colorPrimaryContainer">@color/md_theme_dark_primaryContainer</item>
+        <item name="colorOnPrimaryContainer">@color/md_theme_dark_onPrimaryContainer</item>
+        <item name="colorSecondary">@color/md_theme_dark_secondary</item>
+        <item name="colorOnSecondary">@color/md_theme_dark_onSecondary</item>
+        <item name="colorSecondaryContainer">@color/md_theme_dark_secondaryContainer</item>
+        <item name="colorOnSecondaryContainer">@color/md_theme_dark_onSecondaryContainer</item>
+        <item name="colorTertiary">@color/md_theme_dark_tertiary</item>
+        <item name="colorOnTertiary">@color/md_theme_dark_onTertiary</item>
+        <item name="colorTertiaryContainer">@color/md_theme_dark_tertiaryContainer</item>
+        <item name="colorOnTertiaryContainer">@color/md_theme_dark_onTertiaryContainer</item>
+        <item name="colorError">@color/md_theme_dark_error</item>
+        <item name="colorErrorContainer">@color/md_theme_dark_errorContainer</item>
+        <item name="colorOnError">@color/md_theme_dark_onError</item>
+        <item name="colorOnErrorContainer">@color/md_theme_dark_onErrorContainer</item>
+        <item name="android:colorBackground">@color/md_theme_dark_background</item>
+        <item name="colorOnBackground">@color/md_theme_dark_onBackground</item>
+        <item name="colorSurface">@color/md_theme_dark_surface</item>
+        <item name="colorOnSurface">@color/md_theme_dark_onSurface</item>
+        <item name="colorSurfaceVariant">@color/md_theme_dark_surfaceVariant</item>
+        <item name="colorOnSurfaceVariant">@color/md_theme_dark_onSurfaceVariant</item>
+        <item name="colorOutline">@color/md_theme_dark_outline</item>
+        <item name="colorOnSurfaceInverse">@color/md_theme_dark_inverseOnSurface</item>
+        <item name="colorSurfaceInverse">@color/md_theme_dark_inverseSurface</item>
+        <item name="colorPrimaryInverse">@color/md_theme_dark_primaryInverse</item>
+
+        <item name="windowActionModeOverlay">true</item>
+    </style>
+</resources>
diff --git a/app/src/main/res/values-v21/styles.xml b/app/src/main/res/values-v21/styles.xml
deleted file mode 100644
index 0efcd9f3b..000000000
--- a/app/src/main/res/values-v21/styles.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-<resources>
-
-    <style name="AppTheme.NoActionBar" parent="AppTheme">
-        <item name="windowActionBar">false</item>
-        <item name="windowNoTitle">true</item>
-        <item name="android:windowDrawsSystemBarBackgrounds">true</item>
-    </style>
-
-</resources>
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index 3abbce306..af343adf9 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -1,26 +1,56 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Palette generated by Material IO https://material.io/color/#!/?view.left=0&view.right=0&primary.color=3F51B5&secondary.color=FFC107 -->
 <resources>
-    <color name="colorPrimary">#B53F3F</color>
-    <color name="colorPrimaryLight">#E87575</color>
-    <color name="colorPrimaryDark">#840000</color>
-    <color name="colorPrimaryDisabled">#484848</color>
-    <color name="colorSecondary">#ffc107</color>
-    <color name="colorSecondaryLight">#fff350</color>
-    <color name="colorSecondaryDark">#c79100</color>
-    <color name="colorPrimaryText">#ffffff</color>
-    <color name="colorSecondaryText">#000000</color>
-
-    <color name="listItemHighlight">#44000000</color>
-
-    <color name="inputContrastBackground">#F8F8F8</color>
-    <color name="inputBackground">#FFFFFF</color>
-    <color name="inputBorder">#DDDDDD</color>
-    <color name="inputDividerBorder">#AAAAAA</color>
-
-    <color name="iconColor">#000000</color>
-
-    <color name="alert">#FF0000</color>
-
-    <color name="mainLoyaltyCardBackground">#F8F8F8</color>
+    <color name="md_theme_light_primary">#A83536</color>
+    <color name="md_theme_light_onPrimary">#FFFFFF</color>
+    <color name="md_theme_light_primaryContainer">#FFDAD6</color>
+    <color name="md_theme_light_onPrimaryContainer">#410004</color>
+    <color name="md_theme_light_secondary">#775654</color>
+    <color name="md_theme_light_onSecondary">#FFFFFF</color>
+    <color name="md_theme_light_secondaryContainer">#FFDAD7</color>
+    <color name="md_theme_light_onSecondaryContainer">#2C1514</color>
+    <color name="md_theme_light_tertiary">#735A2E</color>
+    <color name="md_theme_light_onTertiary">#FFFFFF</color>
+    <color name="md_theme_light_tertiaryContainer">#FFDEA7</color>
+    <color name="md_theme_light_onTertiaryContainer">#281900</color>
+    <color name="md_theme_light_error">#BA1B1B</color>
+    <color name="md_theme_light_errorContainer">#FFDAD4</color>
+    <color name="md_theme_light_onError">#FFFFFF</color>
+    <color name="md_theme_light_onErrorContainer">#410001</color>
+    <color name="md_theme_light_background">#FCFCFC</color>
+    <color name="md_theme_light_onBackground">#201A1A</color>
+    <color name="md_theme_light_surface">#FCFCFC</color>
+    <color name="md_theme_light_onSurface">#201A1A</color>
+    <color name="md_theme_light_surfaceVariant">#F4DDDB</color>
+    <color name="md_theme_light_onSurfaceVariant">#524342</color>
+    <color name="md_theme_light_outline">#857372</color>
+    <color name="md_theme_light_inverseOnSurface">#FBEEEC</color>
+    <color name="md_theme_light_inverseSurface">#362F2E</color>
+    <color name="md_theme_light_primaryInverse">#FFB3AE</color>
+    <color name="md_theme_dark_primary">#FFB3AE</color>
+    <color name="md_theme_dark_onPrimary">#67020E</color>
+    <color name="md_theme_dark_primaryContainer">#881E22</color>
+    <color name="md_theme_dark_onPrimaryContainer">#FFDAD6</color>
+    <color name="md_theme_dark_secondary">#E7BDBA</color>
+    <color name="md_theme_dark_onSecondary">#442928</color>
+    <color name="md_theme_dark_secondaryContainer">#5D3F3D</color>
+    <color name="md_theme_dark_onSecondaryContainer">#FFDAD7</color>
+    <color name="md_theme_dark_tertiary">#E3C28C</color>
+    <color name="md_theme_dark_onTertiary">#402D05</color>
+    <color name="md_theme_dark_tertiaryContainer">#594319</color>
+    <color name="md_theme_dark_onTertiaryContainer">#FFDEA7</color>
+    <color name="md_theme_dark_error">#FFB4A9</color>
+    <color name="md_theme_dark_errorContainer">#930006</color>
+    <color name="md_theme_dark_onError">#680003</color>
+    <color name="md_theme_dark_onErrorContainer">#FFDAD4</color>
+    <color name="md_theme_dark_background">#201A1A</color>
+    <color name="md_theme_dark_onBackground">#ECDFDE</color>
+    <color name="md_theme_dark_surface">#201A1A</color>
+    <color name="md_theme_dark_onSurface">#ECDFDE</color>
+    <color name="md_theme_dark_surfaceVariant">#524342</color>
+    <color name="md_theme_dark_onSurfaceVariant">#D8C2C0</color>
+    <color name="md_theme_dark_outline">#A08C8B</color>
+    <color name="md_theme_dark_inverseOnSurface">#201A1A</color>
+    <color name="md_theme_dark_inverseSurface">#ECDFDE</color>
+    <color name="md_theme_dark_primaryInverse">#A83536</color>
+    <color name="seed">#B53F3F</color>
+    <color name="error">#BA1B1B</color>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/settings.xml b/app/src/main/res/values/settings.xml
index e014c7f5c..4c472fc4c 100644
--- a/app/src/main/res/values/settings.xml
+++ b/app/src/main/res/values/settings.xml
@@ -12,31 +12,6 @@
         <item>@string/settings_dark_theme</item>
     </string-array>
 
-    <string-array name="color_values">
-        <item>@string/settings_key_catima_theme</item>
-        <item>@string/settings_key_pink_theme</item>
-        <item>@string/settings_key_magenta_theme</item>
-        <item>@string/settings_key_violet_theme</item>
-        <item>@string/settings_key_blue_theme</item>
-        <item>@string/settings_key_sky_blue_theme</item>
-        <item>@string/settings_key_green_theme</item>
-        <item>@string/settings_key_grey_theme</item>
-        <item>@string/settings_key_brown_theme</item>
-    </string-array>
-
-    <string-array name="color_value_strings">
-        <item>@string/settings_catima_theme</item>
-        <item>@string/settings_pink_theme</item>
-        <item>@string/settings_magenta_theme</item>
-        <item>@string/settings_violet_theme</item>
-        <item>@string/settings_blue_theme</item>
-        <item>@string/settings_sky_blue_theme</item>
-        <item>@string/settings_green_theme</item>
-        <item>@string/settings_grey_theme</item>
-        <item>@string/settings_brown_theme</item>
-
-    </string-array>
-
     <string-array name="locale_values">
         <item />
         <item>bg</item>
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
deleted file mode 100644
index 3a8878418..000000000
--- a/app/src/main/res/values/styles.xml
+++ /dev/null
@@ -1,155 +0,0 @@
-<resources>
-    <!-- Base application theme. -->
-    <style name="AppTheme" parent="Theme.MaterialComponents.DayNight.NoActionBar">
-        <!-- Customize your theme here. -->
-        <item name="colorPrimary">@color/colorPrimary</item>
-        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
-        <item name="android:disabledAlpha">1.5</item>
-        <item name="colorSecondary">@color/colorSecondary</item>
-        <item name="colorAccent">@color/colorPrimary</item>
-        <item name="actionModeBackground">@color/colorPrimary</item>
-        <item name="windowActionModeOverlay">true</item>
-        <item name="actionModeCloseDrawable">@drawable/ic_close</item>
-    </style>
-
-    <style name="AppTheme_pink" parent="AppTheme">
-        <!-- Customize your theme here. -->
-        <item name="colorPrimary">@color/pink_colorPrimary</item>
-        <item name="colorPrimaryDark">@color/pink_colorPrimaryDark</item>
-        <item name="colorAccent">@color/pink_colorPrimary</item>
-        <item name="actionModeBackground">@color/pink_colorPrimary</item>
-    </style>
-
-    <style name="AppTheme_magenta" parent="AppTheme">
-        <!-- Customize your theme here. -->
-        <item name="colorPrimary">@color/magenta_colorPrimary</item>
-        <item name="colorPrimaryDark">@color/magenta_colorPrimaryDark</item>
-        <item name="colorAccent">@color/magenta_colorPrimary</item>
-        <item name="actionModeBackground">@color/magenta_colorPrimary</item>
-    </style>
-
-    <style name="AppTheme_violet" parent="AppTheme">
-        <!-- Customize your theme here. -->
-        <item name="colorPrimary">@color/violet_colorPrimary</item>
-        <item name="colorPrimaryDark">@color/violet_colorPrimaryDark</item>
-        <item name="colorAccent">@color/violet_colorPrimary</item>
-        <item name="actionModeBackground">@color/violet_colorPrimary</item>
-    </style>
-
-    <style name="AppTheme_blue" parent="AppTheme">
-        <!-- Customize your theme here. -->
-        <item name="colorPrimary">@color/blue_colorPrimary</item>
-        <item name="colorPrimaryDark">@color/blue_colorPrimaryDark</item>
-        <item name="colorAccent">@color/blue_colorPrimary</item>
-        <item name="actionModeBackground">@color/blue_colorPrimary</item>
-    </style>
-
-    <style name="AppTheme_sky_blue" parent="AppTheme">
-        <!-- Customize your theme here. -->
-        <item name="colorPrimary">@color/skyblue_colorPrimary</item>
-        <item name="colorPrimaryDark">@color/skyblue_colorPrimaryDark</item>
-        <item name="colorAccent">@color/skyblue_colorPrimary</item>
-        <item name="actionModeBackground">@color/skyblue_colorPrimary</item>
-    </style>
-
-    <style name="AppTheme_green" parent="AppTheme">
-        <!-- Customize your theme here. -->
-        <item name="colorPrimary">@color/green_colorPrimary</item>
-        <item name="colorPrimaryDark">@color/green_colorPrimaryDark</item>
-        <item name="colorAccent">@color/green_colorPrimary</item>
-        <item name="actionModeBackground">@color/green_colorPrimary</item>
-    </style>
-
-    <style name="AppTheme_grey" parent="AppTheme">
-        <!-- Customize your theme here. -->
-        <item name="colorPrimary">@color/grey_colorPrimary</item>
-        <item name="colorPrimaryDark">@color/grey_colorPrimaryDark</item>
-        <item name="colorAccent">@color/grey_colorPrimary</item>
-        <item name="actionModeBackground">@color/grey_colorPrimary</item>
-    </style>
-
-    <style name="AppTheme_brown" parent="AppTheme">
-        <!-- Customize your theme here. -->
-        <item name="colorPrimary">@color/brown_colorPrimary</item>
-        <item name="colorPrimaryDark">@color/brown_colorPrimaryDark</item>
-        <item name="colorAccent">@color/brown_colorPrimary</item>
-        <item name="actionModeBackground">@color/brown_colorPrimary</item>
-    </style>
-
-
-    <style name="AppTheme.NoActionBar" parent="AppTheme">
-        <item name="windowActionBar">false</item>
-        <item name="windowNoTitle">true</item>
-    </style>
-
-    <!--    Splash Screen Theme-->
-    <style name="Theme.App.Starting" parent="Theme.SplashScreen">
-
-        <item name="windowSplashScreenBackground">@color/ic_launcher_background</item>
-
-        <item name="windowSplashScreenAnimatedIcon">@drawable/ic_launcher_foreground</item>
-
-        <item name="postSplashScreenTheme">@style/AppTheme</item>
-    </style>
-
-    <style name="AppTheme.AppBarOverlay" parent="ThemeOverlay.MaterialComponents.Dark.ActionBar"/>
-
-    <style name="AppTheme.PopupOverlay" parent="ThemeOverlay.AppCompat.DayNight"/>
-
-    <style name="CardView.ActionBarTheme" parent="@style/ThemeOverlay.MaterialComponents.ActionBar">
-        <!-- THIS is where you can color the arrow! -->
-        <item name="colorControlNormal">@android:color/white</item>
-    </style>
-
-    <style name="AppTheme.TextView.NoData" parent="AppTheme">
-        <item name="android:layout_centerHorizontal">true</item>
-        <item name="android:layout_centerVertical">true</item>
-        <item name="android:padding">@dimen/no_data_padding</item>
-        <item name="android:textSize">@dimen/no_data_textSize</item>
-    </style>
-
-    <style name="AlertDialogTheme" parent="ThemeOverlay.MaterialComponents.Dialog.Alert">
-        <item name="buttonBarNegativeButtonStyle">@style/NegativeButtonStyle</item>
-        <item name="buttonBarPositiveButtonStyle">@style/PositiveButtonStyle</item>
-    </style>
-
-    <style name="NegativeButtonStyle" parent="Widget.MaterialComponents.Button.TextButton.Dialog">
-        <item name="android:textColor">@color/colorSecondaryText</item>
-    </style>
-
-    <style name="PositiveButtonStyle" parent="Widget.MaterialComponents.Button.TextButton.Dialog">
-        <item name="android:textColor">@color/colorSecondaryText</item>
-    </style>
-
-    <color name="red_colorPrimary">#ff0000</color>
-    <color name="red_colorPrimaryDark">#DF0000</color>
-
-    <color name="pink_colorPrimary">#e91e63</color>
-    <color name="pink_colorPrimaryDark">#CB1755</color>
-
-    <color name="magenta_colorPrimary">#9b26af</color>
-    <color name="magenta_colorPrimaryDark">#7a1ea1</color>
-
-    <color name="violet_colorPrimary">#6639b6</color>
-    <color name="violet_colorPrimaryDark">#502ca7</color>
-
-    <color name="blue_colorPrimary">#3F51B5</color>
-    <color name="blue_colorPrimaryDark">#3445A2</color>
-
-    <color name="skyblue_colorPrimary">#03A9F4</color>
-    <color name="skyblue_colorPrimaryDark">#0094D7</color>
-
-    <color name="green_colorPrimary">#4CAF50</color>
-    <color name="green_colorPrimaryDark">#419744</color>
-
-    <!--<color name="colorPrimary">#3F51B5</color>-->
-    <!--<color name="colorPrimaryDark">#3445A2</color>-->
-
-    <color name="grey_colorPrimary">#9d9d9d</color>
-    <color name="grey_colorPrimaryDark">#606060</color>
-    <color name="grey_colorAccent">#f90</color>
-
-    <color name="brown_colorPrimary">#795548</color>
-    <color name="brown_colorPrimaryDark">#63453B</color>
-    <color name="brown_colorAccent">#e81d62</color>
-</resources>
diff --git a/app/src/main/res/values/themes.xml b/app/src/main/res/values/themes.xml
new file mode 100644
index 000000000..b5d76e47c
--- /dev/null
+++ b/app/src/main/res/values/themes.xml
@@ -0,0 +1,51 @@
+<resources>
+    <style name="AppTheme" parent="Theme.Material3.Light.NoActionBar">
+        <item name="colorPrimary">@color/md_theme_light_primary</item>
+        <item name="colorOnPrimary">@color/md_theme_light_onPrimary</item>
+        <item name="colorPrimaryContainer">@color/md_theme_light_primaryContainer</item>
+        <item name="colorOnPrimaryContainer">@color/md_theme_light_onPrimaryContainer</item>
+        <item name="colorSecondary">@color/md_theme_light_secondary</item>
+        <item name="colorOnSecondary">@color/md_theme_light_onSecondary</item>
+        <item name="colorSecondaryContainer">@color/md_theme_light_secondaryContainer</item>
+        <item name="colorOnSecondaryContainer">@color/md_theme_light_onSecondaryContainer</item>
+        <item name="colorTertiary">@color/md_theme_light_tertiary</item>
+        <item name="colorOnTertiary">@color/md_theme_light_onTertiary</item>
+        <item name="colorTertiaryContainer">@color/md_theme_light_tertiaryContainer</item>
+        <item name="colorOnTertiaryContainer">@color/md_theme_light_onTertiaryContainer</item>
+        <item name="colorError">@color/md_theme_light_error</item>
+        <item name="colorErrorContainer">@color/md_theme_light_errorContainer</item>
+        <item name="colorOnError">@color/md_theme_light_onError</item>
+        <item name="colorOnErrorContainer">@color/md_theme_light_onErrorContainer</item>
+        <item name="android:colorBackground">@color/md_theme_light_background</item>
+        <item name="colorOnBackground">@color/md_theme_light_onBackground</item>
+        <item name="colorSurface">@color/md_theme_light_surface</item>
+        <item name="colorOnSurface">@color/md_theme_light_onSurface</item>
+        <item name="colorSurfaceVariant">@color/md_theme_light_surfaceVariant</item>
+        <item name="colorOnSurfaceVariant">@color/md_theme_light_onSurfaceVariant</item>
+        <item name="colorOutline">@color/md_theme_light_outline</item>
+        <item name="colorOnSurfaceInverse">@color/md_theme_light_inverseOnSurface</item>
+        <item name="colorSurfaceInverse">@color/md_theme_light_inverseSurface</item>
+        <item name="colorPrimaryInverse">@color/md_theme_light_primaryInverse</item>
+
+        <item name="windowActionModeOverlay">true</item>
+    </style>
+
+    <style name="AppTheme.NoActionBar" parent="AppTheme">
+        <item name="windowActionBar">false</item>
+        <item name="windowNoTitle">true</item>
+    </style>
+
+    <style name="AppTheme.TextView.NoData" parent="AppTheme">
+        <item name="android:layout_centerHorizontal">true</item>
+        <item name="android:layout_centerVertical">true</item>
+        <item name="android:padding">@dimen/no_data_padding</item>
+        <item name="android:textSize">@dimen/no_data_textSize</item>
+    </style>
+
+    <!-- Splash Screen Theme-->
+    <style name="Theme.App.Starting" parent="Theme.SplashScreen">
+        <item name="windowSplashScreenBackground">@color/ic_launcher_background</item>
+        <item name="windowSplashScreenAnimatedIcon">@drawable/ic_launcher_foreground</item>
+        <item name="postSplashScreenTheme">@style/AppTheme</item>
+    </style>
+</resources>
diff --git a/app/src/main/res/xml/preferences.xml b/app/src/main/res/xml/preferences.xml
index a192204bb..cbd9051cd 100644
--- a/app/src/main/res/xml/preferences.xml
+++ b/app/src/main/res/xml/preferences.xml
@@ -16,16 +16,6 @@
             app:iconSpaceReserved="false"
             app:singleLineTitle="false" />
 
-        <ListPreference
-            android:key="@string/setting_key_theme_color"
-            android:title="@string/settings_theme_color"
-            android:defaultValue="@string/settings_key_catima_theme"
-            android:entries="@array/color_value_strings"
-            android:entryValues="@array/color_values"
-            app:iconSpaceReserved="false"
-            app:singleLineTitle="false" />
-
-
         <ListPreference
             android:key="@string/settings_key_locale"
             android:title="@string/settings_locale"