diff --git a/connect_gui.py b/connect_gui.py
index 4c21ab9..aebd04f 100644
--- a/connect_gui.py
+++ b/connect_gui.py
@@ -5,3 +5,4 @@ def connect_gui(app):
     app.main_window.saveFile.triggered.connect(app.file_actions.save_current_file)
     app.main_window.openFileTabs.tabCloseRequested.connect(app.file_actions.close_current_file)
     app.QTMainWindow.closeEvent = app.utils.on_close
+    app.main_window.menuSettings.triggered.connect(app.utils.open_settings)
diff --git a/file.py b/file.py
index 0ae12e3..fa4f2f5 100644
--- a/file.py
+++ b/file.py
@@ -87,9 +87,13 @@ class File:
         self.content_binary_input.setOverwriteMode(True)
         self.content_widget_layout.addWidget(self.content_binary_input)
         self.content_binary_input.setPlainText(self.app.utils.bstring_to_oz(file_content))
-        self.content_binary_input.setFont(QFont("Ubuntu Mono", 12))
         self.content_binary_input.textChanged.connect(self.on_edit)
 
+        self.binary_font = QFont("Ubuntu Mono", 12)
+        self.binary_font.setKerning(True)
+        self.binary_font.setLetterSpacing(QFont.SpacingType.PercentageSpacing, 200)
+        self.content_binary_input.setFont(self.binary_font)
+
         self.bit_highlighter = Higlighter()
         self.one_format = QTextCharFormat()
         self.one_format.setBackground(QColor(200, 150, 100))
diff --git a/gui/raw_ui/main_window.ui b/gui/raw_ui/main_window.ui
index b2f323f..da95905 100644
--- a/gui/raw_ui/main_window.ui
+++ b/gui/raw_ui/main_window.ui
@@ -17,9 +17,15 @@
    <layout class="QGridLayout" name="gridLayout">
     <item row="0" column="0">
      <widget class="QTabWidget" name="openFileTabs">
+      <property name="enabled">
+       <bool>true</bool>
+      </property>
       <property name="currentIndex">
        <number>-1</number>
       </property>
+      <property name="elideMode">
+       <enum>Qt::ElideNone</enum>
+      </property>
       <property name="tabsClosable">
        <bool>true</bool>
       </property>
@@ -46,9 +52,73 @@
     <addaction name="openFile"/>
     <addaction name="saveFile"/>
    </widget>
+   <widget class="QMenu" name="menuEdit">
+    <property name="title">
+     <string>Edit</string>
+    </property>
+    <addaction name="menuSettings"/>
+   </widget>
    <addaction name="fileMenu"/>
+   <addaction name="menuEdit"/>
   </widget>
   <widget class="QStatusBar" name="statusbar"/>
+  <widget class="QDockWidget" name="settingsDock">
+   <property name="enabled">
+    <bool>true</bool>
+   </property>
+   <property name="accessibleName">
+    <string/>
+   </property>
+   <property name="accessibleDescription">
+    <string/>
+   </property>
+   <property name="floating">
+    <bool>false</bool>
+   </property>
+   <property name="features">
+    <set>QDockWidget::DockWidgetClosable|QDockWidget::DockWidgetFloatable|QDockWidget::DockWidgetMovable</set>
+   </property>
+   <property name="windowTitle">
+    <string>  Settings</string>
+   </property>
+   <attribute name="dockWidgetArea">
+    <number>1</number>
+   </attribute>
+   <widget class="QWidget" name="settingsDockContents">
+    <layout class="QVBoxLayout" name="verticalLayout">
+     <item>
+      <widget class="QTabWidget" name="settingsTabs">
+       <property name="currentIndex">
+        <number>0</number>
+       </property>
+       <widget class="QWidget" name="appearanceSettingsTab">
+        <property name="accessibleName">
+         <string/>
+        </property>
+        <property name="autoFillBackground">
+         <bool>false</bool>
+        </property>
+        <attribute name="title">
+         <string>Appearance</string>
+        </attribute>
+        <layout class="QVBoxLayout" name="verticalLayout_2">
+         <item>
+          <widget class="QCheckBox" name="bitsAreSquaresSetting">
+           <property name="text">
+            <string>Bits are squares</string>
+           </property>
+           <property name="tristate">
+            <bool>false</bool>
+           </property>
+          </widget>
+         </item>
+        </layout>
+       </widget>
+      </widget>
+     </item>
+    </layout>
+   </widget>
+  </widget>
   <action name="openFile">
    <property name="checkable">
     <bool>false</bool>
@@ -74,6 +144,14 @@
     <string>Ctrl+S</string>
    </property>
   </action>
+  <action name="menuSettings">
+   <property name="text">
+    <string>Settings</string>
+   </property>
+   <property name="visible">
+    <bool>true</bool>
+   </property>
+  </action>
  </widget>
  <resources/>
  <connections/>
diff --git a/main.py b/main.py
old mode 100644
new mode 100755
index 76c7419..75121ed
--- a/main.py
+++ b/main.py
@@ -24,6 +24,8 @@ class BreadEditor:
 
         connect_gui(self)
 
+        self.main_window.settingsDock.hide()
+
     def run(self):
         self.utils.popup_init()
 
diff --git a/utils.py b/utils.py
index 1642356..a418e9c 100644
--- a/utils.py
+++ b/utils.py
@@ -74,3 +74,6 @@ class Utils:
                     event.ignore()
 
         print("Bye!")
+
+    def open_settings(self):
+        self.app.main_window.settingsDock.show()