diff --git a/readability/Config.py b/readability/Config.py
new file mode 100644
index 0000000..fc9ffc7
--- /dev/null
+++ b/readability/Config.py
@@ -0,0 +1,199 @@
+# <one line to give the program's name and a brief idea of what it does.>
+# Copyright (C) 2019  Juraj Oravec <jurajoravec@netc.it>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+from PySide2.QtCore import QObject, Signal, QSettings
+
+
+class Config(QObject):
+    lineHeightChanged = Signal(int)
+    marginChanged = Signal(int)
+    fontSizeChanged = Signal(int)
+    fontChanged = Signal(str)
+    colorThemeChanged = Signal(str)
+    contextMenuChanged = Signal(_bool)
+    iconChanged = Signal(str)
+    settingsFileChanged = Signal(str)
+
+    configLoaded = Signal()
+    configSaved = Signal()
+
+    def __init__(self, lineHeight=None, margin=None, fontSize=None, font=None, colorTheme=None, contextMenu=None, icon=None, settingsFile=None):
+        QObject.__init__()
+
+        self._lineHeight = lineHeight
+        self._margin = margin
+        self._fontSize = fontSize
+        self._font = font
+        self._colorTheme = colorTheme
+        self._contextMenu = contextMenu
+        self._icon = icon
+        self._settingsFile = settingsFile
+
+    def load(self):
+        if not self.settingsFile:
+            return
+        if os.path.exists(self.settingsFile):
+            pass
+
+        settings = QSettings(self.settingsFile, QSettings.IniFormat)
+
+        settings.beginGroup("Readability")
+        self.lineHeight = int(settings.value("lineHeight", self.lineHeight))
+        self.margin = int(settings.value("margin", self.margin))
+        self.fontSize = int(settings.value("fontSize", self.fontSize))
+        self.font = str(settings.value("font", self.font))
+        self.colorTheme = str(settings.value("colorTheme", self.colorTheme))
+        self.contextMenu = _bool(settings.value("contextMenu", self.contextMenu))
+        self.icon = str(settings.value("icon", self.icon))
+        self.settingsFile = str(settings.value("settingsFile", self.settingsFile))
+        settings.endGroup()
+
+        self.configLoaded.emit()
+
+    def save(self):
+        if not self.settingsFile:
+            return
+        if os.path.exists(self.settingsFile):
+            pass
+
+        settings=QSettings(self.settingsFile, QSettings.IniFormat)
+
+        settings.beginGroup("Readability")
+        settings.setValue("lineHeight", self.lineHeight)
+        settings.setValue("margin", self.margin)
+        settings.setValue("fontSize", self.fontSize)
+        settings.setValue("font", self.font)
+        settings.setValue("colorTheme", self.colorTheme)
+        settings.setValue("contextMenu", self.contextMenu)
+        settings.setValue("icon", self.icon)
+        settings.setValue("settingsFile", self.settingsFile)
+        settings.endGroup()
+
+        settings.sync()
+
+        self.configSaved.emit()
+
+    @property
+    def lineHeight(self):
+        return self._lineHeight
+
+    @lineHeight.setter
+    def lineHeight(self, lineHeight):
+        if not lineHeight:
+            return
+        if self._lineHeight == lineHeight:
+            return
+
+        self._lineHeight = lineHeight
+        self.lineHeightChanged.emit(lineHeight)
+
+    @property
+    def margin(self):
+        return self._margin
+
+    @margin.setter
+    def margin(self, margin):
+        if not margin:
+            return
+        if self._margin == margin:
+            return
+
+        self._margin = margin
+        self.marginChanged.emit(margin)
+
+    @property
+    def fontSize(self):
+        return self._fontSize
+
+    @fontSize.setter
+    def fontSize(self, fontSize):
+        if not fontSize:
+            return
+        if self._fontSize == fontSize:
+            return
+
+        self._fontSize = fontSize
+        self.fontSizeChanged.emit(fontSize)
+
+    @property
+    def font(self):
+        return self._font
+
+    @font.setter
+    def font(self, font):
+        if not font:
+            return
+        if self._font == font:
+            return
+
+        self._font = font
+        self.fontChanged.emit(font)
+
+    @property
+    def colorTheme(self):
+        return self._colorTheme
+
+    @colorTheme.setter
+    def colorTheme(self, colorTheme):
+        if not colorTheme:
+            return
+        if self._colorTheme == colorTheme:
+            return
+
+        self._colorTheme = colorTheme
+        self.colorThemeChanged.emit(colorTheme)
+
+    @property
+    def contextMenu(self):
+        return self._contextMenu
+
+    @contextMenu.setter
+    def contextMenu(self, contextMenu):
+        if not contextMenu:
+            return
+        if self._contextMenu == contextMenu:
+            return
+
+        self._contextMenu = contextMenu
+        self.contextMenuChanged.emit(contextMenu)
+
+    @property
+    def icon(self):
+        return self._icon
+
+    @icon.setter
+    def icon(self, icon):
+        if not icon:
+            return
+        if self._icon == icon:
+            return
+
+        self._icon = icon
+        self.iconChanged.emit(icon)
+
+    @property
+    def settingsFile(self):
+        return self._settingsFile
+
+    @settingsFile.setter
+    def settingsFile(self, settingsFile):
+        if not settingsFile:
+            return
+        if self._settingsFile == settingsFile:
+            return
+
+        self._settingsFile = settingsFile
+        self.settingsFileChanged.emit(settingsFile)
diff --git a/readability/data/RM-Type-Controls-Arrow.svg b/readability/data/RM-Type-Controls-Arrow.svg
new file mode 100644
index 0000000..995e2ce
--- /dev/null
+++ b/readability/data/RM-Type-Controls-Arrow.svg
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24">
+  <polygon opacity="0.15" points="16.583,0.015 16.569,0 4.583,12 16.569,24 16.583,23.985"/>
+  <polygon fill="#fbfbfb" points="16.575,1.021 16.561,1.008 5.583,12 16.577,23.008 16.591,22.994 "/>
+</svg>
\ No newline at end of file