diff --git a/wobuzz/ui/library.py b/wobuzz/ui/library.py
index ef6c1d9..c1eb17d 100644
--- a/wobuzz/ui/library.py
+++ b/wobuzz/ui/library.py
@@ -1,12 +1,15 @@
 #!/usr/bin/python3
 
-from PyQt6.QtWidgets import QToolBox, QLabel
+from PyQt6.QtWidgets import QToolBox, QLabel, QFrame
 
 
 class Library(QToolBox):
     def __init__(self, parent=None):
         super().__init__(parent)
 
+        self.setFrameShape(QFrame.Shape.Box)
+        self.setFrameShadow(QFrame.Shadow.Sunken)
+
         label = QLabel()
         self.addItem(label, "Playlists")
         label = QLabel()
diff --git a/wobuzz/ui/library_dock.py b/wobuzz/ui/library_dock.py
index ab73324..2bb768d 100644
--- a/wobuzz/ui/library_dock.py
+++ b/wobuzz/ui/library_dock.py
@@ -1,13 +1,20 @@
 #!/usr/bin/python3
 
-from PyQt6.QtWidgets import QDockWidget, QHBoxLayout
-from.library import Library
+from PyQt6.QtCore import Qt
+from PyQt6.QtWidgets import QDockWidget
+from .library import Library
 
 
 class LibraryDock(QDockWidget):
     def __init__(self, parent=None):
         super().__init__(parent)
 
+        self.setAllowedAreas(
+            Qt.DockWidgetArea.LeftDockWidgetArea |
+            Qt.DockWidgetArea.RightDockWidgetArea |
+            Qt.DockWidgetArea.BottomDockWidgetArea
+        )
+
         self.library = Library(self)
         self.setWidget(self.library)
 
diff --git a/wobuzz/ui/lines.py b/wobuzz/ui/lines.py
new file mode 100644
index 0000000..7299976
--- /dev/null
+++ b/wobuzz/ui/lines.py
@@ -0,0 +1,11 @@
+#!/usr/bin/python3
+
+from PyQt6.QtWidgets import QFrame
+
+
+class HLine(QFrame):
+    def __init__(self, parent=None):
+        super().__init__(parent)
+
+        self.setFrameShape(QFrame.Shape.HLine)
+        self.setFrameShadow(QFrame.Shadow.Sunken)
\ No newline at end of file
diff --git a/wobuzz/ui/main_container.py b/wobuzz/ui/main_container.py
index 87cdc6f..c0df367 100644
--- a/wobuzz/ui/main_container.py
+++ b/wobuzz/ui/main_container.py
@@ -1,8 +1,8 @@
 #!/usr/bin/python3
 
-from PyQt6.QtWidgets import QWidget, QFrame, QGridLayout
+from PyQt6.QtWidgets import QWidget, QFrame, QDockWidget, QGridLayout
 from .track_control import TrackControl
-from .library_dock import LibraryDock
+from .lines import HLine
 
 
 class MainContainer(QWidget):
@@ -12,14 +12,10 @@ class MainContainer(QWidget):
         self.layout = QGridLayout()
         self.setLayout(self.layout)
 
+        self.layout.addWidget(HLine(self))
+
         self.track_control = TrackControl(self)
         self.layout.addWidget(self.track_control)
 
-        self.track_control_separator_line = QFrame()
-        self.track_control_separator_line.setFrameShape(QFrame.Shape.HLine)
-        self.track_control_separator_line.setFrameShadow(QFrame.Shadow.Sunken)
-        self.layout.addWidget(self.track_control_separator_line)
-
-        self.library_dock = LibraryDock(self)
-        self.layout.addWidget(self.library_dock)
+        self.layout.addWidget(HLine(self))
 
diff --git a/wobuzz/ui/main_window.py b/wobuzz/ui/main_window.py
index c279ec3..34058f9 100644
--- a/wobuzz/ui/main_window.py
+++ b/wobuzz/ui/main_window.py
@@ -1,7 +1,9 @@
 #!/usr/bin/python3
 
-from PyQt6.QtWidgets import QMainWindow, QMenu
-from ui.main_container import MainContainer
+from PyQt6.QtCore import Qt
+from PyQt6.QtWidgets import QMainWindow, QMenu, QDockWidget
+from .main_container import MainContainer
+from .library_dock import LibraryDock
 
 
 class MainWindow(QMainWindow):
@@ -14,6 +16,12 @@ class MainWindow(QMainWindow):
         self.menu_bar.addMenu(QMenu("&File", self))
 
         self.main_container = MainContainer(self)
-
         self.setCentralWidget(self.main_container)
 
+        self.library_dock = LibraryDock()
+        self.library_dock.setFeatures(
+            QDockWidget.DockWidgetFeature.DockWidgetMovable |
+            QDockWidget.DockWidgetFeature.DockWidgetFloatable
+        )
+        self.addDockWidget(Qt.DockWidgetArea.BottomDockWidgetArea, self.library_dock)
+