diff --git a/App/main.cpp b/App/main.cpp
index fa937be782381ef4bab78e364677a6d75a10804b..8ade38d3632cc82be7e73bbbc0f5feca868cc055 100644
--- a/App/main.cpp
+++ b/App/main.cpp
@@ -70,9 +70,6 @@ int main(int argc, char* argv[])
 
     ApplicationSettings applicationSettings;
 
-    auto style = applicationSettings.styleToUse();
-    applicationSettings.loadStyle(style);
-
     QString dir = GUI::Path::appDataFolder();
     if (!QDir().exists(dir))
         QDir().mkpath(dir);
diff --git a/GUI/View/Canvas/MaskEditorCanvas.cpp b/GUI/View/Canvas/MaskEditorCanvas.cpp
index a96619cad653a80a3ab3f21681df28f5110a6daa..9e4f86ba6334c6900053f4e7c54ccd9b9972a6d2 100644
--- a/GUI/View/Canvas/MaskEditorCanvas.cpp
+++ b/GUI/View/Canvas/MaskEditorCanvas.cpp
@@ -54,7 +54,7 @@ void MaskEditorCanvas::updateMaskCanvas(Data2DItem* data2DItem, QItemSelectionMo
 
     m_scene->associateItems(data2DItem, data2DItem->getOrCreateMaskModel(), selModel);
 
-    repaintScene();
+    m_scene->updateSize(m_view->size());
 
     m_statusLabel->addPlot(m_scene->colorMap());
 }
@@ -90,18 +90,12 @@ void MaskEditorCanvas::onPresentationChange(bool pixelized)
             m_data2DItem->setInterpolated(m_backup_interpolated);
         }
     }
-    repaintScene();
 
     if (auto* container = m_data2DItem->maskContainerItem())
         for (MaskItem* mask : container->modifiableMaskItems())
             mask->setIsVisible(!pixelized && mask->wasVisible());
 }
 
-void MaskEditorCanvas::repaintScene()
-{
-    m_scene->updateSize(m_view->size()); // TODO replace by proper repaint command
-}
-
 //! Saves plot into project directory.
 
 void MaskEditorCanvas::onSavePlotRequest()
diff --git a/GUI/View/Canvas/MaskEditorCanvas.h b/GUI/View/Canvas/MaskEditorCanvas.h
index 29230a109c97775a01f0035e42cedf441306133b..210b69c7865ff5ecf75cf200b30e88f22b7086d5 100644
--- a/GUI/View/Canvas/MaskEditorCanvas.h
+++ b/GUI/View/Canvas/MaskEditorCanvas.h
@@ -49,7 +49,6 @@ public slots:
     void onPresentationChange(bool pixelized);
 
 private:
-    void repaintScene();
     void setZoomToROI();
 
     MaskGraphicsScene* m_scene;
diff --git a/GUI/View/Main/ActionManager.cpp b/GUI/View/Main/ActionManager.cpp
index d97a76d0c52b06a2b91a33bd611d7bba61d3afe8..2daa85627a623cd3080a676eb7e2dae35bc1f404 100644
--- a/GUI/View/Main/ActionManager.cpp
+++ b/GUI/View/Main/ActionManager.cpp
@@ -230,30 +230,6 @@ void ActionManager::onAboutToShowSettingsMenu()
     connect(checkBox, &QCheckBox::toggled,
             [](bool b) { appSettings->setCreateNewProjectOnStartup(b); });
     m_settingsMenu->addAction(action);
-
-    m_settingsMenu->addSeparator();
-
-    auto* styleMenu = m_settingsMenu->addMenu("Interface Style");
-    auto* styleGroup = new QButtonGroup(this);
-    styleGroup->setExclusive(true);
-    const auto addStyleAction = [styleGroup, styleMenu](const QString& text,
-                                                        ApplicationSettings::Style style) {
-        auto* action = new QWidgetAction(styleMenu);
-        auto* radioButton = new QRadioButton(text, styleMenu);
-        radioButton->setStyleSheet("");
-        action->setDefaultWidget(radioButton);
-        radioButton->setChecked(appSettings->currentStyle() == style);
-        connect(radioButton, &QRadioButton::toggled, [style] {
-            appSettings->setStyleToUse(style);
-            appSettings->loadStyle(style);
-        });
-        action->setCheckable(true);
-        styleGroup->addButton(radioButton);
-        styleMenu->addAction(action);
-    };
-
-    addStyleAction("Light style", ApplicationSettings::Style::light);
-    addStyleAction("Dark style", ApplicationSettings::Style::dark);
 }
 
 void ActionManager::onAboutToShowViewMenu()
diff --git a/GUI/View/Widget/ApplicationSettings.cpp b/GUI/View/Widget/ApplicationSettings.cpp
index 73e23e9d12219b7736008c9f4d3bd77c3cb1c2bc..d4ac6e62633a130ac97a719bf9c8cf9ab5a66324 100644
--- a/GUI/View/Widget/ApplicationSettings.cpp
+++ b/GUI/View/Widget/ApplicationSettings.cpp
@@ -22,7 +22,6 @@
 namespace {
 
 const QString S_CREATE_NEW_PROJECT_ON_STARTUP = "CreateNewProjectOnStartup";
-const QString S_STYLE = "UiStyle";
 const QString S_SIZE = "Size";
 const QString S_POS = "Pos";
 const QString S_SINGLE_SAMPLE_MODE = "SingleSampleMode";
@@ -32,9 +31,21 @@ const QString S_SINGLE_SAMPLE_MODE = "SingleSampleMode";
 ApplicationSettings* appSettings; //!< global pointer to _the_ instance
 
 ApplicationSettings::ApplicationSettings()
-    : m_currentStyle(ApplicationSettings::Style::light)
 {
     appSettings = this;
+
+    QFile base(":/styles/Base.stylesheet");
+    base.open(QFile::ReadOnly);
+    QString stylesheet = base.readAll();
+    qApp->setStyleSheet(stylesheet);
+
+    QPalette styleSheetPalette = qApp->style()->standardPalette();
+    styleSheetPalette.setColor(QPalette::Text, Qt::black);
+    styleSheetPalette.setColor(QPalette::WindowText, Qt::black);
+    styleSheetPalette.setColor(QPalette::Base, Qt::white);
+    styleSheetPalette.setColor(QPalette::AlternateBase, QColor(255, 255, 255).darker(105));
+    styleSheetPalette.setColor(QPalette::Dark, QColor(255, 255, 255).darker(110));
+    QApplication::setPalette(styleSheetPalette);
 }
 
 bool ApplicationSettings::useNativeFileDialog() const
@@ -56,16 +67,6 @@ void ApplicationSettings::setCreateNewProjectOnStartup(bool b)
     QSettings().setValue(S_CREATE_NEW_PROJECT_ON_STARTUP, b);
 }
 
-ApplicationSettings::Style ApplicationSettings::styleToUse() const
-{
-    return static_cast<Style>(QSettings().value(S_STYLE, static_cast<int>(Style::light)).toInt());
-}
-
-void ApplicationSettings::setStyleToUse(Style style)
-{
-    QSettings().setValue(S_STYLE, static_cast<int>(style));
-}
-
 void ApplicationSettings::saveWindowSizeAndPos(const QWidget* w)
 {
     ASSERT(!w->objectName().isEmpty());
@@ -85,42 +86,3 @@ void ApplicationSettings::loadWindowSizeAndPos(QWidget* w)
     if (settings.contains(S_POS + "/" + w->objectName()))
         w->move(settings.value(S_POS + "/" + w->objectName()).toPoint());
 }
-
-void ApplicationSettings::loadStyle(ApplicationSettings::Style style)
-{
-    QFile base(":/styles/Base.stylesheet");
-    base.open(QFile::ReadOnly);
-    QString stylesheet = base.readAll();
-
-    if (style == ApplicationSettings::Style::light) {
-        QFile f(":/styles/Light.stylesheet");
-        f.open(QFile::ReadOnly);
-        stylesheet += f.readAll();
-    } else if (style == ApplicationSettings::Style::dark) {
-        QFile f(":/styles/Dark.stylesheet");
-        f.open(QFile::ReadOnly);
-        stylesheet += f.readAll();
-    } else
-        ASSERT_NEVER;
-
-    m_currentStyle = style;
-    QPalette styleSheetPalette = qApp->style()->standardPalette();
-
-    // -- init palette for later usage; could be improved by parsing the stylesheet
-    if (m_currentStyle == ApplicationSettings::Style::light) {
-        styleSheetPalette.setColor(QPalette::Text, Qt::black);
-        styleSheetPalette.setColor(QPalette::WindowText, Qt::black);
-        styleSheetPalette.setColor(QPalette::Base, Qt::white);
-        styleSheetPalette.setColor(QPalette::AlternateBase, QColor(255, 255, 255).darker(105));
-        styleSheetPalette.setColor(QPalette::Dark, QColor(255, 255, 255).darker(110));
-    } else if (m_currentStyle == ApplicationSettings::Style::dark) {
-        styleSheetPalette.setColor(QPalette::Text, QColor(213, 220, 223));
-        styleSheetPalette.setColor(QPalette::WindowText, QColor(213, 220, 223));
-        styleSheetPalette.setColor(QPalette::Base, QColor(43, 50, 54));
-        styleSheetPalette.setColor(QPalette::AlternateBase, QColor(43, 50, 54).darker(130));
-        styleSheetPalette.setColor(QPalette::Dark, QColor(43, 50, 54).darker(120));
-    }
-    QApplication::setPalette(styleSheetPalette);
-    qApp->setStyleSheet("");
-    qApp->setStyleSheet(stylesheet);
-}
diff --git a/GUI/View/Widget/ApplicationSettings.h b/GUI/View/Widget/ApplicationSettings.h
index 27995a6b9b6061ee8831aea344be6f3e13daf457..4820c52f7b6ad3f8876f7fe6a7490e693a2c692b 100644
--- a/GUI/View/Widget/ApplicationSettings.h
+++ b/GUI/View/Widget/ApplicationSettings.h
@@ -23,24 +23,14 @@
 //! contains settings which may be user editable in the future.
 class ApplicationSettings {
 public:
-    enum class Style { light, dark };
-
     ApplicationSettings();
 
     bool useNativeFileDialog() const;
     bool createNewProjectOnStartup() const;
     void setCreateNewProjectOnStartup(bool b);
-    Style styleToUse() const;
-    void setStyleToUse(Style style);
 
     void saveWindowSizeAndPos(const QWidget* w);
     void loadWindowSizeAndPos(QWidget* w);
-
-    void loadStyle(ApplicationSettings::Style style);
-    ApplicationSettings::Style currentStyle() { return m_currentStyle; }
-
-private:
-    ApplicationSettings::Style m_currentStyle;
 };
 
 extern ApplicationSettings* appSettings; //!< global pointer to the single instance
diff --git a/GUI/gui.qrc b/GUI/gui.qrc
index 0842d4c65bb3b77e3a18b0bbe2023ddf88e72e71..1f3c5dadddede4a2ad7df2386ae9b9d0c9f48144 100644
--- a/GUI/gui.qrc
+++ b/GUI/gui.qrc
@@ -123,7 +123,5 @@
         <file>images/warning_16x16.png</file>
         <file>images/warning_64x64.png</file>
         <file>styles/Base.stylesheet</file>
-        <file>styles/Dark.stylesheet</file>
-        <file>styles/Light.stylesheet</file>
     </qresource>
 </RCC>
diff --git a/GUI/styles/Base.stylesheet b/GUI/styles/Base.stylesheet
index 9825cfb9499064c3dab198db0eb23d9b13e8e0b5..e0a017e140834efe609e9d8d12f4fded526a668d 100644
--- a/GUI/styles/Base.stylesheet
+++ b/GUI/styles/Base.stylesheet
@@ -575,3 +575,44 @@ ScientificSpinBox::down-button:pressed
 {
     background-color: rgba(100, 100, 100, 20%);
 }
+
+
+
+QWidget{
+    color: palette(text);
+}
+
+QTextEdit, QLineEdit, QSpinBox, ScientificSpinBox, QDoubleSpinBox, DoubleSpinBox, QComboBox, QTabWidget,
+QDockWidget, QListView, QTableView, QTableWidget, QHeaderView, QProgressBar, QSlider, QScrollBar,
+QToolBar, QPushButton {
+    background-color: white;
+}
+
+::disabled{
+    color: rgb(200,200,200);
+}
+
+QRadioButton::indicator:checked {
+    background-color: rgba(100,100,100,40%);
+}
+
+QCheckBox::indicator:checked {
+    background-color: rgba(100,100,100,40%);
+}
+
+SampleView LayerOrientedSampleEditor QScrollArea LayerForm QLabel{
+    color: black;
+}
+
+SampleView LayerOrientedSampleEditor QScrollArea LayerForm QCheckBox{
+    color: black;
+}
+
+SampleView LayerOrientedSampleEditor QScrollArea LayerForm QToolButton{
+    color: black;
+    background-color: "transparent";
+}
+
+SampleView LayerOrientedSampleEditor QScrollArea LayerForm QPushButton{
+    color: black;
+}
\ No newline at end of file
diff --git a/GUI/styles/Dark.stylesheet b/GUI/styles/Dark.stylesheet
deleted file mode 100644
index 7e0aede71f4a871a2affb4a184d9583a0706c581..0000000000000000000000000000000000000000
--- a/GUI/styles/Dark.stylesheet
+++ /dev/null
@@ -1,25 +0,0 @@
-/* Set The Background Color Of All Common Controls To The Darker Version Of the Background Color*/
-QTextEdit, QLineEdit, QSpinBox, ScientificSpinBox, QDoubleSpinBox, QComboBox, QTabWidget,QDockWidget, QListView, QTableView, QTableWidget, QHeaderView, QProgressBar, QSlider, QScrollBar{
-    background-color: palette(dark);
-}
-/* Set The Text Color Of All Controls In Pseudo State Disabled*/
-::disabled{
-    color: dimgray;
-}
-/* In Dark Theme Text Color is A Bright White Color*/
-/* This Color Would Clash With The Background Color Of The LayerItems*/
-/* Therefore We Set The Text Color Of Controls Inside The LayerForms To Black*/
-SampleView LayerOrientedSampleEditor QScrollArea LayerForm QCheckBox{
-    color: black;
-}
-SampleView LayerOrientedSampleEditor QScrollArea LayerForm QToolButton{
-    color: black;
-    background-color: transparent;
-}
-
-SampleView LayerOrientedSampleEditor QScrollArea LayerForm QPushButton{
-    color: black;
-}
-SampleView LayerOrientedSampleEditor QScrollArea LayerForm QLabel{
-    color: black;
-}
diff --git a/GUI/styles/Light.stylesheet b/GUI/styles/Light.stylesheet
deleted file mode 100644
index 2d046721d2e7603f4887d6b93f761953975bd76d..0000000000000000000000000000000000000000
--- a/GUI/styles/Light.stylesheet
+++ /dev/null
@@ -1,38 +0,0 @@
-QWidget{
-    color: palette(text);
-}
-
-QTextEdit, QLineEdit, QSpinBox, ScientificSpinBox, QDoubleSpinBox, DoubleSpinBox, QComboBox, QTabWidget,
-QDockWidget, QListView, QTableView, QTableWidget, QHeaderView, QProgressBar, QSlider, QScrollBar,
-QToolBar, QPushButton {
-    background-color: white;
-}
-
-::disabled{
-    color: rgb(200,200,200);
-}
-
-QRadioButton::indicator:checked {
-    background-color: rgba(100,100,100,40%);
-}
-
-QCheckBox::indicator:checked {
-    background-color: rgba(100,100,100,40%);
-}
-
-SampleView LayerOrientedSampleEditor QScrollArea LayerForm QLabel{
-    color: black;
-}
-
-SampleView LayerOrientedSampleEditor QScrollArea LayerForm QCheckBox{
-    color: black;
-}
-
-SampleView LayerOrientedSampleEditor QScrollArea LayerForm QToolButton{
-    color: black;
-    background-color: "transparent";
-}
-
-SampleView LayerOrientedSampleEditor QScrollArea LayerForm QPushButton{
-    color: black;
-}
\ No newline at end of file