diff --git a/src/Gui/QSint/actionpanel/actionbox.cpp b/src/Gui/QSint/actionpanel/actionbox.cpp
index e1ed69023b..aea118fa33 100644
--- a/src/Gui/QSint/actionpanel/actionbox.cpp
+++ b/src/Gui/QSint/actionpanel/actionbox.cpp
@@ -13,60 +13,6 @@
 namespace QSint
 {
 
-
-const char* ActionBoxStyle =
-    "QSint--ActionBox {"
-        "background-color: white;"
-        "border: 1px solid white;"
-        "border-radius: 3px;"
-        "text-align: left;"
-    "}"
-
-    "QSint--ActionBox:hover {"
-        "background-color: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1, stop: 0 #F9FDFF, stop: 1 #EAF7FF);"
-        "border: 1px solid #DAF2FC;"
-    "}"
-
-
-    "QSint--ActionBox QSint--ActionLabel[class='header'] {"
-        "text-align: left;"
-        "font: 14px;"
-        "color: #006600;"
-        "background-color: transparent;"
-        "border: none;"
-    "}"
-
-    "QSint--ActionBox QSint--ActionLabel[class='header']:hover {"
-        "color: #00cc00;"
-        "text-decoration: underline;"
-    "}"
-
-
-    "QSint--ActionBox QSint--ActionLabel[class='action'] {"
-        "background-color: transparent;"
-        "border: none;"
-        "color: #0033ff;"
-        "text-align: left;"
-        "font: 11px;"
-    "}"
-
-    "QSint--ActionBox QSint--ActionLabel[class='action']:!enabled {"
-        "color: #999999;"
-    "}"
-
-    "QSint--ActionBox QSint--ActionLabel[class='action']:hover {"
-        "color: #0099ff;"
-        "text-decoration: underline;"
-    "}"
-
-    "QSint--ActionBox QSint--ActionLabel[class='action']:on {"
-        "background-color: #ddeeff;"
-        "color: #006600;"
-    "}"
-
-;
-
-
 ActionBox::ActionBox(QWidget *parent) :
     QFrame(parent)
 {
@@ -92,8 +38,6 @@ void ActionBox::init()
 {
     setSizePolicy(QSizePolicy::Preferred,QSizePolicy::Maximum);
 
-    setStyleSheet(QString(ActionBoxStyle));
-
     QHBoxLayout *mainLayout = new QHBoxLayout(this);
 
     QVBoxLayout *iconLayout = new QVBoxLayout();
diff --git a/src/Gui/QSint/actionpanel/actionlabel.cpp b/src/Gui/QSint/actionpanel/actionlabel.cpp
index e2e893fd47..fbbae82c7f 100644
--- a/src/Gui/QSint/actionpanel/actionlabel.cpp
+++ b/src/Gui/QSint/actionpanel/actionlabel.cpp
@@ -15,35 +15,6 @@ namespace QSint
 {
 
 
-const char* ActionLabelStyle =
-    "QSint--ActionLabel[class='action'] {"
-        "background-color: transparent;"
-        "border: 1px solid transparent;"
-        "color: #0033ff;"
-        "text-align: left;"
-        "font: 11px;"
-    "}"
-
-    "QSint--ActionLabel[class='action']:!enabled {"
-        "color: #999999;"
-    "}"
-
-    "QSint--ActionLabel[class='action']:hover {"
-        "color: #0099ff;"
-        "text-decoration: underline;"
-    "}"
-
-    "QSint--ActionLabel[class='action']:focus {"
-        "border: 1px dotted black;"
-    "}"
-
-    "QSint--ActionLabel[class='action']:on {"
-        "background-color: #ddeeff;"
-        "color: #006600;"
-    "}"
-;
-
-
 ActionLabel::ActionLabel(QWidget *parent) :
     QToolButton(parent)
 {
@@ -66,8 +37,6 @@ void ActionLabel::init()
 
     setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
 
-    setStyleSheet(QString(ActionLabelStyle));
-
     setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
 
     setFocusPolicy(Qt::StrongFocus);
diff --git a/src/Gui/QSint/actionpanel/actionpanelscheme.cpp b/src/Gui/QSint/actionpanel/actionpanelscheme.cpp
index 0aba6e4d4a..9e3e6e8bd5 100644
--- a/src/Gui/QSint/actionpanel/actionpanelscheme.cpp
+++ b/src/Gui/QSint/actionpanel/actionpanelscheme.cpp
@@ -13,17 +13,18 @@ namespace QSint
 
 
 const QString ActionPanelScheme::minimumStyle = QString::fromLatin1(
+    "QSint--ActionGroup QFrame[class='header'] {"
+        "border: none;"
+    "}"
+
     "QSint--ActionGroup QToolButton[class='header'] {"
-        "text-align: left;"
-        "background-color: transparent;"
-        "border: 1px solid transparent;"
+        "border: none;"
         "font-weight: bold;"
+        "text-align: center;"
     "}"
 
     "QSint--ActionGroup QToolButton[class='action'] {"
-        "background-color: transparent;"
-        "border: 1px solid transparent;"
-        "text-align: left;"
+        "border: none;"
     "}"
 
     "QSint--ActionGroup QToolButton[class='action']:hover {"
@@ -31,71 +32,28 @@ const QString ActionPanelScheme::minimumStyle = QString::fromLatin1(
     "}"
 
     "QSint--ActionGroup QFrame[class='content'][header='true'] {"
-        "border-top: none;"
+        "border: none;"
     "}"
+
 );
 
 QString ActionPanelScheme::systemStyle(const QPalette& p)
 {
-    QString headerBackground = p.color(QPalette::Highlight).name();
-    QString headerLabelText = p.color(QPalette::HighlightedText).name();
-    QString headerLabelTextOver = p.color(QPalette::BrightText).name();
-    QString groupBorder = p.color(QPalette::Mid).name();
-    QString disabledActionText = p.color(QPalette::Disabled, QPalette::Text).name();
-    QString actionSelectedBg = p.color(QPalette::Active, QPalette::Light).name();
-    QString actionSelectedText = p.color(QPalette::Active, QPalette::ButtonText).name();
-    QString actionSelectedBorder = p.color(QPalette::Active, QPalette::Highlight).name();
-    QString panelBackground = p.color(QPalette::Window).name();
-    QString groupBackground = p.color(QPalette::Button).name();
+    const QColor& highlightColor = p.color(QPalette::Highlight);
+    QColor headerBackground = highlightColor.darker(150);
+    const QColor& groupBackground = p.color(QPalette::Button);
 
     QHash<QString, QString> replacements;
-    replacements["headerBackground"] = headerBackground;
-    replacements["headerLabelText"] = headerLabelText;
-    replacements["headerLabelTextOver"] = headerLabelTextOver;
-    replacements["groupBorder"] = groupBorder;
-    replacements["disabledActionText"] = disabledActionText;
-    replacements["actionSelectedBg"] = actionSelectedBg;
-    replacements["actionSelectedText"] = actionSelectedText;
-    replacements["actionSelectedBorder"] = actionSelectedBorder;
-    replacements["panelBackground"] = panelBackground;
-    replacements["groupBackground"] = groupBackground;
+    replacements["headerBackground"] = headerBackground.name();
+    replacements["groupBackground"] = groupBackground.name();;
 
     QString style = QString::fromLatin1(
-        "QFrame[class='panel'] {"
-            "background-color: {panelBackground};"
-        "}"
-
         "QSint--ActionGroup QFrame[class='header'] {"
-            "border: 1px solid {headerBackground};"
             "background-color: {headerBackground};"
         "}"
-
-        "QSint--ActionGroup QToolButton[class='header'] {"
-            "color: {headerLabelText};"
-        "}"
-
-        "QSint--ActionGroup QToolButton[class='header']:hover {"
-            "color: {headerLabelTextOver};"
-        "}"
-
         "QSint--ActionGroup QFrame[class='content'] {"
-            "border: 1px solid {groupBorder};"
             "background-color: {groupBackground};"
         "}"
-
-        "QSint--ActionGroup QToolButton[class='action']:!enabled {"
-            "color: {disabledActionText};"
-        "}"
-
-        "QSint--ActionGroup QToolButton[class='action']:focus {"
-            "color: {actionSelectedText};"
-            "border: 1px dotted {actionSelectedBorder};"
-        "}"
-
-        "QSint--ActionGroup QToolButton[class='action']:on {"
-            "background-color: {actionSelectedBg};"
-            "color: {actionSelectedText};"
-        "}"
     );
 
     for (auto it = replacements.begin(); it != replacements.end(); ++it) {