diff --git a/buzz/widgets/application.py b/buzz/widgets/application.py
old mode 100644
new mode 100755
index 0a02df30..975f68b2
--- a/buzz/widgets/application.py
+++ b/buzz/widgets/application.py
@@ -51,6 +51,122 @@ class Application(QApplication):
 
             self.setPalette(palette)
 
+            # For Windows 11
+            stylesheet = """
+            QWidget {
+                background-color: #121212;
+                color: #ffffff;
+            }
+            QPushButton {
+                background-color: #1e1e1e;
+                color: #ffffff;
+            }
+            QPushButton:hover {
+                background-color: #2e2e2e;
+            }
+            QHeaderView::section {
+                background-color: #1e1e1e;
+                color: #ffffff;
+                font-weight: bold;
+            }
+            QToolBar {
+                border: 1px solid #2e2e2e;
+            }
+            QTabBar::tab {
+                background-color: #1e1e1e;
+                color: #ffffff;
+            }
+            QTabBar::tab:selected {
+                background-color: #2e2e2e;
+            }
+            QLineEdit, QTextEdit, QPlainTextEdit, QSpinBox, QDoubleSpinBox, 
+            QTabWidget::pane, QFormLayout, QHBoxLayout, QVBoxLayout, QTreeWidget,
+            QTableView, QGroupBox {
+                border: 1px solid #2e2e2e;
+            }
+            QLineEdit:focus, QTextEdit:focus, QPlainTextEdit:focus, QSpinBox:focus, QDoubleSpinBox:focus,
+            QTabWidget::pane:focus, QFormLayout:focus, QHBoxLayout:focus, QVBoxLayout:focus, QTreeWidget:focus,
+            QTableView:focus, QGroupBox:focus {
+                border: 1px solid #4e4e4e;
+            }
+            QMenuBar {
+                background-color: #1e1e1e;
+                color: #ffffff;
+            }
+            QMenuBar::item {
+                background-color: #1e1e1e;
+                color: #ffffff;
+            }
+            QMenuBar::item:selected {
+                background-color: #2e2e2e;
+            }
+            QMenu::item {
+                background-color: #1e1e1e;
+                color: #ffffff;
+            }
+            QMenu::item:selected {
+                background-color: #2e2e2e;
+            }
+            QMenu::item:hover {
+                background-color: #2e2e2e;
+            }
+            QToolButton {
+                background-color: transparent;
+                min-height: 30px;
+                min-width: 30px;
+            }
+            QToolButton:hover {
+                background-color: #2e2e2e; 
+            }
+            QScrollBar:vertical {
+                background-color: #1e1e1e;
+                width: 16px;
+                margin: 16px 0 16px 0;
+            }
+            QScrollBar::handle:vertical {
+                background-color: #2e2e2e;
+                min-height: 20px;
+            }
+            QScrollBar::add-line:vertical {
+                background-color: #1e1e1e;
+                height: 16px;
+                subcontrol-position: bottom;
+                subcontrol-origin: margin;
+            }
+            QScrollBar::sub-line:vertical {
+                background-color: #1e1e1e;
+                height: 16px;
+                subcontrol-position: top;
+                subcontrol-origin: margin;
+            }
+            QScrollBar:horizontal {
+                background-color: #1e1e1e;
+                height: 16px;
+                margin: 0 16px 0 16px;
+            }
+            QScrollBar::handle:horizontal {
+                background-color: #2e2e2e;
+                min-width: 20px;
+            }
+            QScrollBar::add-line:horizontal {
+                background-color: #1e1e1e;
+                width: 16px;
+                subcontrol-position: right;
+                subcontrol-origin: margin;
+            }
+            QScrollBar::sub-line:horizontal {
+                background-color: #1e1e1e;
+                width: 16px;
+                subcontrol-position: left;
+                subcontrol-origin: margin;
+            }
+            QScrollBar::sub-page:horizontal, QScrollBar::add-page:horizontal,
+            QScrollBar::sub-page:vertical, QScrollBar::add-page:vertical {
+                background-color: #1e1e1e;
+            }           
+            """
+            self.setStyleSheet(stylesheet)
+
         db = setup_app_db()
         transcription_service = TranscriptionService(
             TranscriptionDAO(db), TranscriptionSegmentDAO(db)