diff --git a/src/nqrduck_spectrometer/resources/spectrometer_widget.ui b/src/nqrduck_spectrometer/resources/spectrometer_widget.ui
index c1c2cd8..b4212a3 100644
--- a/src/nqrduck_spectrometer/resources/spectrometer_widget.ui
+++ b/src/nqrduck_spectrometer/resources/spectrometer_widget.ui
@@ -10,33 +10,47 @@
     <height>1080</height>
    </rect>
   </property>
+  <property name="sizePolicy">
+   <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
+    <horstretch>0</horstretch>
+    <verstretch>0</verstretch>
+   </sizepolicy>
+  </property>
   <property name="windowTitle">
    <string>Form</string>
   </property>
-  <widget class="QStackedWidget" name="stackedWidgetPulseProgrammer">
-   <property name="geometry">
-    <rect>
-     <x>860</x>
-     <y>0</y>
-     <width>1061</width>
-     <height>1081</height>
-    </rect>
-   </property>
-   <widget class="QWidget" name="page_3"/>
-   <widget class="QWidget" name="page_4"/>
-  </widget>
-  <widget class="QStackedWidget" name="stackedWidgetSettings">
-   <property name="geometry">
-    <rect>
-     <x>10</x>
-     <y>0</y>
-     <width>831</width>
-     <height>1081</height>
-    </rect>
-   </property>
-   <widget class="QWidget" name="page"/>
-   <widget class="QWidget" name="page_2"/>
-  </widget>
+  <layout class="QHBoxLayout" name="horizontalLayout">
+   <item>
+    <widget class="QStackedWidget" name="stackedWidgetSettings">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="autoFillBackground">
+      <bool>true</bool>
+     </property>
+     <widget class="QWidget" name="page_3"/>
+     <widget class="QWidget" name="page_4"/>
+    </widget>
+   </item>
+   <item>
+    <widget class="QStackedWidget" name="stackedWidgetPulseProgrammer">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="autoFillBackground">
+      <bool>true</bool>
+     </property>
+     <widget class="QWidget" name="page"/>
+     <widget class="QWidget" name="page_2"/>
+    </widget>
+   </item>
+  </layout>
  </widget>
  <resources/>
  <connections/>
diff --git a/src/nqrduck_spectrometer/view.py b/src/nqrduck_spectrometer/view.py
index 4714cfa..5f22154 100644
--- a/src/nqrduck_spectrometer/view.py
+++ b/src/nqrduck_spectrometer/view.py
@@ -24,6 +24,14 @@ class SpectrometerView(ModuleView):
 
         self.blank = QWidget()
 
+        self._ui_form.stackedWidgetSettings.setStyleSheet(
+            "QStackedWidget { background-color: #fafafa; border: 2px solid #000; }"
+        )
+
+        self._ui_form.stackedWidgetPulseProgrammer.setStyleSheet(
+            "QStackedWidget { background-color: #fafaaa; border: 2px solid #000; }"
+        )
+
     def on_active_spectrometer_changed(self, module):
         """This method is called when the active spectrometer is changed.
         It changes the active view in the stacked widget to the one that was just activated.
diff --git a/src/nqrduck_spectrometer/widget.py b/src/nqrduck_spectrometer/widget.py
index 47264d6..d83efed 100644
--- a/src/nqrduck_spectrometer/widget.py
+++ b/src/nqrduck_spectrometer/widget.py
@@ -13,24 +13,43 @@ class Ui_Form(object):
     def setupUi(self, Form):
         Form.setObjectName("Form")
         Form.resize(1920, 1080)
-        self.stackedWidgetPulseProgrammer = QtWidgets.QStackedWidget(parent=Form)
-        self.stackedWidgetPulseProgrammer.setGeometry(QtCore.QRect(860, 0, 1061, 1081))
-        self.stackedWidgetPulseProgrammer.setObjectName("stackedWidgetPulseProgrammer")
+        sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Policy.Minimum, QtWidgets.QSizePolicy.Policy.Minimum)
+        sizePolicy.setHorizontalStretch(0)
+        sizePolicy.setVerticalStretch(0)
+        sizePolicy.setHeightForWidth(Form.sizePolicy().hasHeightForWidth())
+        Form.setSizePolicy(sizePolicy)
+        self.horizontalLayout = QtWidgets.QHBoxLayout(Form)
+        self.horizontalLayout.setObjectName("horizontalLayout")
+        self.stackedWidgetSettings = QtWidgets.QStackedWidget(parent=Form)
+        sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Policy.Minimum, QtWidgets.QSizePolicy.Policy.Minimum)
+        sizePolicy.setHorizontalStretch(0)
+        sizePolicy.setVerticalStretch(0)
+        sizePolicy.setHeightForWidth(self.stackedWidgetSettings.sizePolicy().hasHeightForWidth())
+        self.stackedWidgetSettings.setSizePolicy(sizePolicy)
+        self.stackedWidgetSettings.setAutoFillBackground(True)
+        self.stackedWidgetSettings.setObjectName("stackedWidgetSettings")
         self.page_3 = QtWidgets.QWidget()
         self.page_3.setObjectName("page_3")
-        self.stackedWidgetPulseProgrammer.addWidget(self.page_3)
+        self.stackedWidgetSettings.addWidget(self.page_3)
         self.page_4 = QtWidgets.QWidget()
         self.page_4.setObjectName("page_4")
-        self.stackedWidgetPulseProgrammer.addWidget(self.page_4)
-        self.stackedWidgetSettings = QtWidgets.QStackedWidget(parent=Form)
-        self.stackedWidgetSettings.setGeometry(QtCore.QRect(10, 0, 831, 1081))
-        self.stackedWidgetSettings.setObjectName("stackedWidgetSettings")
+        self.stackedWidgetSettings.addWidget(self.page_4)
+        self.horizontalLayout.addWidget(self.stackedWidgetSettings)
+        self.stackedWidgetPulseProgrammer = QtWidgets.QStackedWidget(parent=Form)
+        sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Policy.Minimum, QtWidgets.QSizePolicy.Policy.Minimum)
+        sizePolicy.setHorizontalStretch(0)
+        sizePolicy.setVerticalStretch(0)
+        sizePolicy.setHeightForWidth(self.stackedWidgetPulseProgrammer.sizePolicy().hasHeightForWidth())
+        self.stackedWidgetPulseProgrammer.setSizePolicy(sizePolicy)
+        self.stackedWidgetPulseProgrammer.setAutoFillBackground(True)
+        self.stackedWidgetPulseProgrammer.setObjectName("stackedWidgetPulseProgrammer")
         self.page = QtWidgets.QWidget()
         self.page.setObjectName("page")
-        self.stackedWidgetSettings.addWidget(self.page)
+        self.stackedWidgetPulseProgrammer.addWidget(self.page)
         self.page_2 = QtWidgets.QWidget()
         self.page_2.setObjectName("page_2")
-        self.stackedWidgetSettings.addWidget(self.page_2)
+        self.stackedWidgetPulseProgrammer.addWidget(self.page_2)
+        self.horizontalLayout.addWidget(self.stackedWidgetPulseProgrammer)
 
         self.retranslateUi(Form)
         QtCore.QMetaObject.connectSlotsByName(Form)