diff --git a/example/T_Typography.qml b/example/T_Typography.qml
index d602fd1..1f2eb2c 100644
--- a/example/T_Typography.qml
+++ b/example/T_Typography.qml
@@ -8,6 +8,10 @@ FluContentPage {
     title: "Typography"
     property int textSize: 13
 
+    Component.onCompleted: {
+        slider.seek(31)
+    }
+
     ScrollView{
         clip: true
         width: parent.width
@@ -68,6 +72,7 @@ FluContentPage {
 
 
     FluSlider{
+        id:slider
         orientation:FluSlider.Vertical
         anchors{
             right: parent.right
@@ -78,7 +83,6 @@ FluContentPage {
         onValueChanged:{
             textSize = value/100*16+8
         }
-        value: 31
     }
 
 }
diff --git a/example/main.cpp b/example/main.cpp
index 5fd27ef..5fa46be 100644
--- a/example/main.cpp
+++ b/example/main.cpp
@@ -18,7 +18,6 @@ int main(int argc, char *argv[])
     QCoreApplication::setOrganizationName("ZhuZiChu");
     QCoreApplication::setOrganizationDomain("https://zhuzichu520.github.io");
     QCoreApplication::setApplicationName("FluentUI");
-//    QQuickWindow::setSceneGraphBackend(QSGRendererInterface::Software);
     QQuickStyle::setStyle("Basic");
     QGuiApplication app(argc, argv);
     QQmlApplicationEngine engine;
diff --git a/src/controls/FluContentDialog.qml b/src/controls/FluContentDialog.qml
index 2173c32..9c3911e 100644
--- a/src/controls/FluContentDialog.qml
+++ b/src/controls/FluContentDialog.qml
@@ -22,7 +22,8 @@ Popup {
     modal:true
     anchors.centerIn: Overlay.overlay
     closePolicy: Popup.CloseOnEscape
-    background: Rectangle {
+    background:Item{}
+    contentItem: Rectangle {
         id:layout_content
         implicitWidth:minWidth
         implicitHeight: text_title.height + text_message.height + layout_actions.height