Index: /trunk/src/VBox/Frontends/VirtualBox/src/medium/viso/UIVisoCreator.cpp
===================================================================
--- /trunk/src/VBox/Frontends/VirtualBox/src/medium/viso/UIVisoCreator.cpp	(revision 76947)
+++ /trunk/src/VBox/Frontends/VirtualBox/src/medium/viso/UIVisoCreator.cpp	(revision 76948)
@@ -171,5 +171,9 @@
 
     /* Configure layout: */
-    m_pMainLayout->setContentsMargins(1, 1, 1, 1);
+    const int iL = qApp->style()->pixelMetric(QStyle::PM_LayoutLeftMargin) / 2;
+    const int iT = qApp->style()->pixelMetric(QStyle::PM_LayoutTopMargin) / 2;
+    const int iR = qApp->style()->pixelMetric(QStyle::PM_LayoutRightMargin) / 2;
+    const int iB = qApp->style()->pixelMetric(QStyle::PM_LayoutBottomMargin) / 2;
+    m_pMainLayout->setContentsMargins(iL, iT, iR, iB);
 #ifdef VBOX_WS_MAC
     m_pMainLayout->setSpacing(10);