diff --git a/pyqtribbon/panel.py b/pyqtribbon/panel.py
index 8ea3dde..9169400 100644
--- a/pyqtribbon/panel.py
+++ b/pyqtribbon/panel.py
@@ -116,7 +116,7 @@ class RibbonPanel(QtWidgets.QFrame):
     _widgets: List[QtWidgets.QWidget] = []
 
     # height of the title widget
-    _titleHeight: int = 20
+    _titleHeight: int = 15
 
     # Panel options signal
     panelOptionClicked = QtCore.Signal(bool)
@@ -183,7 +183,7 @@ def __init__(self, *args, **kwargs):
             self._panelOption = RibbonPanelOptionButton()  # type: ignore
             self._panelOption.setAutoRaise(True)
             self._panelOption.setIcon(QtGui.QIcon(DataFile("icons/linking.png")))
-            self._panelOption.setIconSize(QtCore.QSize(16, 16))
+            self._panelOption.setIconSize(QtCore.QSize(self._titleHeight, self._titleHeight))
             self._panelOption.setToolTip("Panel options")
             self._panelOption.clicked.connect(self.panelOptionClicked)  # type: ignore
             self._titleLayout.addWidget(self._panelOption, 0)
@@ -593,3 +593,19 @@ def title(self):
         :return: The title.
         """
         return self._titleLabel.text()
+
+    def setTitleHeight(self, height: int):
+        """Set the height of the title widget.
+
+        :param height: The height to set.
+        """
+        self._titleHeight = height
+        self._titleWidget.setFixedHeight(height)
+        self._panelOption.setIconSize(QtCore.QSize(height, height))
+
+    def titleHeight(self) -> int:
+        """Get the height of the title widget.
+
+        :return: The height of the title widget.
+        """
+        return self._titleHeight
diff --git a/pyqtribbon/ribbonbar.py b/pyqtribbon/ribbonbar.py
index 5e8078d..63d3823 100644
--- a/pyqtribbon/ribbonbar.py
+++ b/pyqtribbon/ribbonbar.py
@@ -49,7 +49,7 @@ class RibbonBar(QtWidgets.QMenuBar):
     _ribbonVisible = True
 
     #: heights of the ribbon elements
-    _ribbonHeight = 180
+    _ribbonHeight = 150
 
     #: current tab index
     _currentTabIndex = 0
@@ -250,7 +250,7 @@ def addQuickAccessButton(self, button: QtWidgets.QToolButton):
         button.setAutoRaise(True)
         self._titleWidget.quickAccessToolBar().addWidget(button)
 
-    def setQuickAccessButtonHeight(self, height: int = 30):
+    def setQuickAccessButtonHeight(self, height: int):
         """Set the height of the quick access buttons.
 
         :param height: The height to set.
@@ -271,6 +271,13 @@ def setTitle(self, title: str):
         """
         self._titleWidget.setTitle(title)
 
+    def setTitleWidgetHeight(self, height: int):
+        """Set the height of the title widget.
+
+        :param height: The height to set.
+        """
+        self._titleWidget.setTitleWidgetHeight(height)
+
     def rightToolBar(self) -> QtWidgets.QToolBar:
         """Return the right toolbar of the ribbon.
 
@@ -286,7 +293,7 @@ def addRightToolButton(self, button: QtWidgets.QToolButton):
         button.setAutoRaise(True)
         self._titleWidget.addRightToolButton(button)
 
-    def setRightToolBarHeight(self, height: int = 24):
+    def setRightToolBarHeight(self, height: int):
         """Set the height of the right buttons.
 
         :param height: The height to set.
diff --git a/pyqtribbon/titlewidget.py b/pyqtribbon/titlewidget.py
index 2d6720d..466f860 100644
--- a/pyqtribbon/titlewidget.py
+++ b/pyqtribbon/titlewidget.py
@@ -39,8 +39,8 @@ class RibbonTitleWidget(QtWidgets.QFrame):
     _quickAccessButtons = []
     _rightToolButtons = []
 
-    _quickAccessButtonHeight = 30
-    _rightButtonHeight = 24
+    _quickAccessButtonHeight = 20
+    _rightButtonHeight = 20
 
     # Mouse move events
     _start_point = None
@@ -197,15 +197,14 @@ def addQuickAccessButton(self, button: QtWidgets.QToolButton):
         self._quickAccessButtons.append(button)
         self._quickAccessToolBar.addWidget(button)
 
-    def setQuickAccessButtonHeight(self, height: int = 30):
+    def setQuickAccessButtonHeight(self, height: int):
         """Set the height of the quick access buttons.
 
         :param height: The height to set.
         """
         self._quickAccessButtonHeight = height
-        self._applicationButton.setIconSize(QtCore.QSize(height, height))
-        for button in self._quickAccessButtons:
-            button.setIconSize(QtCore.QSize(height, height))
+        self._applicationButton.setIcon(self._applicationButton.icon().pixmap(height, height))
+        self._quickAccessToolBar.setIconSize(QtCore.QSize(height, height))
 
     def title(self) -> str:
         """Return the title of the ribbon.
@@ -237,14 +236,13 @@ def addRightToolButton(self, button: QtWidgets.QToolButton):
         self._rightToolButtons.append(button)
         self._rightToolBar.addWidget(button)
 
-    def setRightToolBarHeight(self, height: int = 24):
+    def setRightToolBarHeight(self, height: int):
         """Set the height of the right buttons.
 
         :param height: The height to set.
         """
         self._rightButtonHeight = height
-        for button in self._rightToolButtons:
-            button.setIconSize(QtCore.QSize(height, height))
+        self._rightToolBar.setIconSize(QtCore.QSize(height, height))
 
     def helpRibbonButton(self) -> QtWidgets.QToolButton:
         """Return the help ribbon button.
@@ -282,6 +280,14 @@ def collapseRibbonButton(self) -> QtWidgets.QToolButton:
         """
         return self._collapseRibbonButton
 
+    def setTitleWidgetHeight(self, height: int):
+        """Set the height of the title widget.
+
+        :param height: The height to set.
+        """
+        self.setQuickAccessButtonHeight(height)
+        self.setRightToolBarHeight(height)
+
     def topLevelWidget(self) -> QtWidgets.QWidget:
         widget = self
         while widget.parentWidget():