diff --git a/notebook.go b/notebook.go
index 8c3a2ca..19ada15 100644
--- a/notebook.go
+++ b/notebook.go
@@ -14,6 +14,7 @@ var _ tomo.Object = new(Notebook)
 //   - TabSpacer sits at either end of the tab row, bookending the list of tabs.
 //   - Tab appears in the tab row for each tab in the notebook. The user can
 //     click on the tab to switch to it.
+//   - PageWrapper sits underneath the TabRow and contains the active page.
 //
 // TabSpacer tags:
 //   - [left] The spacer is on the left.
@@ -27,6 +28,7 @@ type Notebook struct {
 	leftSpacer  tomo.Box
 	rightSpacer tomo.Box
 	tabsRow     tomo.ContainerBox
+	pageWrapper tomo.ContainerBox
 	active      string
 	pages       []*page
 }
@@ -39,10 +41,6 @@ func NewNotebook () *Notebook {
 	notebook.box.SetRole(tomo.R("objects", "Notebook"))
 	notebook.box.SetAttr(tomo.ALayout(layouts.Column { false, true }))
 	
-	notebook.tabsRow = tomo.NewContainerBox()
-	notebook.tabsRow.SetRole(tomo.R("objects", "TabRow"))
-	notebook.box.Add(notebook.tabsRow)
-	
 	notebook.leftSpacer = tomo.NewBox()
 	notebook.leftSpacer.SetRole(tomo.R("objects", "TabSpacer"))
 	notebook.leftSpacer.SetTag("left", true)
@@ -50,6 +48,15 @@ func NewNotebook () *Notebook {
 	notebook.rightSpacer.SetRole(tomo.R("objects", "TabSpacer"))
 	notebook.rightSpacer.SetTag("right", true)
 	
+	notebook.tabsRow = tomo.NewContainerBox()
+	notebook.tabsRow.SetRole(tomo.R("objects", "TabRow"))
+	notebook.box.Add(notebook.tabsRow)
+
+	notebook.pageWrapper = tomo.NewContainerBox()
+	notebook.pageWrapper.SetRole(tomo.R("objects", "PageWrapper"))
+	notebook.pageWrapper.SetAttr(tomo.ALayout(layouts.Column { true }))
+	notebook.box.Add(notebook.pageWrapper)
+	
 	notebook.Clear()
 	notebook.setTabRowLayout()
 	return notebook
@@ -64,11 +71,11 @@ func (this *Notebook) GetBox () tomo.Box {
 func (this *Notebook) Activate (name string) {
 	if _, tab := this.findTab(this.active); tab != nil {
 		tab.setActive(false)
-		this.box.Remove(tab.root)
+		this.pageWrapper.Remove(tab.root)
 	}
 	if _, tab := this.findTab(name); tab != nil {
 		tab.setActive(true)
-		this.box.Add(tab.root)
+		this.pageWrapper.Add(tab.root)
 	} else {
 		name = ""
 	}
@@ -129,6 +136,7 @@ func (this *Notebook) Clear () {
 	this.tabsRow.Clear()
 	this.tabsRow.Add(this.leftSpacer)
 	this.tabsRow.Add(this.rightSpacer)
+	this.pageWrapper.Clear()
 }
 
 func (this *Notebook) setTabRowLayout () {