diff --git a/examples/QQPlayer-demo/resources/qml/CloseButton.qml b/examples/QQPlayer-demo/resources/qml/CloseButton.qml
index ef308c8..65ebc04 100644
--- a/examples/QQPlayer-demo/resources/qml/CloseButton.qml
+++ b/examples/QQPlayer-demo/resources/qml/CloseButton.qml
@@ -4,8 +4,8 @@ import QtQuick.Controls 2.15
 Button {
     id: button
 
-    width: 45
-    height: 30
+    implicitWidth: 45
+    implicitHeight: 30
 
     ToolTip.visible: hovered && !down
     ToolTip.delay: Qt.styleHints.mousePressAndHoldInterval
diff --git a/examples/QQPlayer-demo/resources/qml/MainMenuButton.qml b/examples/QQPlayer-demo/resources/qml/MainMenuButton.qml
index 54ead56..a76358e 100644
--- a/examples/QQPlayer-demo/resources/qml/MainMenuButton.qml
+++ b/examples/QQPlayer-demo/resources/qml/MainMenuButton.qml
@@ -4,8 +4,8 @@ import QtQuick.Controls 2.15
 Button {
     id: button
 
-    width: 75
-    height: 15
+    implicitWidth: 75
+    implicitHeight: 15
 
     contentItem: Image {
         anchors.fill: parent
diff --git a/examples/QQPlayer-demo/resources/qml/MaximizeButton.qml b/examples/QQPlayer-demo/resources/qml/MaximizeButton.qml
index 3e816c7..73aad03 100644
--- a/examples/QQPlayer-demo/resources/qml/MaximizeButton.qml
+++ b/examples/QQPlayer-demo/resources/qml/MaximizeButton.qml
@@ -4,8 +4,8 @@ import QtQuick.Controls 2.15
 Button {
     id: button
 
-    width: 45
-    height: 30
+    implicitWidth: 45
+    implicitHeight: 30
 
     property bool maximized: false
 
diff --git a/examples/QQPlayer-demo/resources/qml/MinimizeButton.qml b/examples/QQPlayer-demo/resources/qml/MinimizeButton.qml
index 65df3d0..9a5daf5 100644
--- a/examples/QQPlayer-demo/resources/qml/MinimizeButton.qml
+++ b/examples/QQPlayer-demo/resources/qml/MinimizeButton.qml
@@ -4,8 +4,8 @@ import QtQuick.Controls 2.15
 Button {
     id: button
 
-    width: 45
-    height: 30
+    implicitWidth: 45
+    implicitHeight: 30
 
     ToolTip.visible: hovered && !down
     ToolTip.delay: Qt.styleHints.mousePressAndHoldInterval
diff --git a/examples/QQPlayer-demo/resources/qml/NextButton.qml b/examples/QQPlayer-demo/resources/qml/NextButton.qml
index c7a8091..4e9c4a9 100644
--- a/examples/QQPlayer-demo/resources/qml/NextButton.qml
+++ b/examples/QQPlayer-demo/resources/qml/NextButton.qml
@@ -4,8 +4,8 @@ import QtQuick.Controls 2.15
 Button {
     id: button
 
-    width: 16
-    height: 14
+    implicitWidth: 16
+    implicitHeight: 14
 
     contentItem: Image {
         anchors.fill: parent
diff --git a/examples/QQPlayer-demo/resources/qml/OpenFileButton.qml b/examples/QQPlayer-demo/resources/qml/OpenFileButton.qml
index e60d36d..bc44656 100644
--- a/examples/QQPlayer-demo/resources/qml/OpenFileButton.qml
+++ b/examples/QQPlayer-demo/resources/qml/OpenFileButton.qml
@@ -4,8 +4,8 @@ import QtQuick.Controls 2.15
 Button {
     id: button
 
-    width: 187
-    height: 50
+    implicitWidth: 187
+    implicitHeight: 50
 
     contentItem: Image {
         anchors.fill: parent
diff --git a/examples/QQPlayer-demo/resources/qml/PlayButton.qml b/examples/QQPlayer-demo/resources/qml/PlayButton.qml
index 6ed92db..c05d776 100644
--- a/examples/QQPlayer-demo/resources/qml/PlayButton.qml
+++ b/examples/QQPlayer-demo/resources/qml/PlayButton.qml
@@ -4,8 +4,8 @@ import QtQuick.Controls 2.15
 Button {
     id: button
 
-    width: 45
-    height: 45
+    implicitWidth: 45
+    implicitHeight: 45
 
     contentItem: Image {
         anchors.fill: parent
diff --git a/examples/QQPlayer-demo/resources/qml/PreviousButton.qml b/examples/QQPlayer-demo/resources/qml/PreviousButton.qml
index cb26dd7..d6d92df 100644
--- a/examples/QQPlayer-demo/resources/qml/PreviousButton.qml
+++ b/examples/QQPlayer-demo/resources/qml/PreviousButton.qml
@@ -4,8 +4,8 @@ import QtQuick.Controls 2.15
 Button {
     id: button
 
-    width: 16
-    height: 14
+    implicitWidth: 16
+    implicitHeight: 14
 
     contentItem: Image {
         anchors.fill: parent
diff --git a/examples/QQPlayer-demo/resources/qml/StopButton.qml b/examples/QQPlayer-demo/resources/qml/StopButton.qml
index 564483d..2737310 100644
--- a/examples/QQPlayer-demo/resources/qml/StopButton.qml
+++ b/examples/QQPlayer-demo/resources/qml/StopButton.qml
@@ -4,8 +4,8 @@ import QtQuick.Controls 2.15
 Button {
     id: button
 
-    width: 14
-    height: 14
+    implicitWidth: 14
+    implicitHeight: 14
 
     contentItem: Image {
         anchors.fill: parent
diff --git a/examples/QQPlayer-demo/resources/qml/VolumeButton.qml b/examples/QQPlayer-demo/resources/qml/VolumeButton.qml
index 626fbf1..b68bba7 100644
--- a/examples/QQPlayer-demo/resources/qml/VolumeButton.qml
+++ b/examples/QQPlayer-demo/resources/qml/VolumeButton.qml
@@ -4,8 +4,8 @@ import QtQuick.Controls 2.15
 Button {
     id: button
 
-    width: 18
-    height: 14
+    implicitWidth: 18
+    implicitHeight: 14
 
     contentItem: Image {
         anchors.fill: parent
diff --git a/resources/qml/CloseButton.qml b/resources/qml/CloseButton.qml
index 2983632..0ead30e 100644
--- a/resources/qml/CloseButton.qml
+++ b/resources/qml/CloseButton.qml
@@ -4,8 +4,8 @@ import QtQuick.Controls 2.15
 Button {
     id: button
 
-    width: 45
-    height: 30
+    implicitWidth: 45
+    implicitHeight: 30
 
     ToolTip.visible: hovered && !down
     ToolTip.delay: Qt.styleHints.mousePressAndHoldInterval
diff --git a/resources/qml/MaximizeButton.qml b/resources/qml/MaximizeButton.qml
index 820f98b..08a4b70 100644
--- a/resources/qml/MaximizeButton.qml
+++ b/resources/qml/MaximizeButton.qml
@@ -4,8 +4,8 @@ import QtQuick.Controls 2.15
 Button {
     id: button
 
-    width: 45
-    height: 30
+    implicitWidth: 45
+    implicitHeight: 30
 
     property bool maximized: false
 
diff --git a/resources/qml/MinimizeButton.qml b/resources/qml/MinimizeButton.qml
index 0700856..6c9c983 100644
--- a/resources/qml/MinimizeButton.qml
+++ b/resources/qml/MinimizeButton.qml
@@ -4,8 +4,8 @@ import QtQuick.Controls 2.15
 Button {
     id: button
 
-    width: 45
-    height: 30
+    implicitWidth: 45
+    implicitHeight: 30
 
     ToolTip.visible: hovered && !down
     ToolTip.delay: Qt.styleHints.mousePressAndHoldInterval