Default dark html on confirm html only

app/src/main/java/eu/faircode/email/AdapterMessage.java

@@ -3741,7 +3741,8 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
                 CheckBox cbDark = dview.findViewById(R.id.cbDark);
                 CheckBox cbAlwaysImages = dview.findViewById(R.id.cbAlwaysImages);
 
-                cbDark.setChecked(prefs.getBoolean("html_dark", true));
+                boolean confirm_html = prefs.getBoolean("confirm_html", true);
+                cbDark.setChecked(prefs.getBoolean("html_dark", confirm_html));
                 cbAlwaysImages.setChecked(prefs.getBoolean("html_always_images", false));
 
                 cbDark.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {

app/src/main/java/eu/faircode/email/WebViewEx.java

@@ -49,7 +49,8 @@ public class WebViewEx extends WebView implements DownloadListener, View.OnLongC
         SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
         boolean overview_mode = prefs.getBoolean("overview_mode", false);
         boolean safe_browsing = prefs.getBoolean("safe_browsing", false);
-        boolean html_dark = prefs.getBoolean("html_dark", true);
+        boolean confirm_html = prefs.getBoolean("confirm_html", true);
+        boolean html_dark = prefs.getBoolean("html_dark", confirm_html);
 
         setVerticalScrollBarEnabled(false);
         setHorizontalScrollBarEnabled(false);