fix the QML demo

Zhao Yuhang

2025-02-09 f1d4f07dcb8bd93578abb2fc1e289050d7e1c3ee

 examples/mainwindow/dark-style.qss

@@ -1,11 +1,13 @@
/* Window bar */

QWK--WindowBar[bar-active=true] {
    background-color: #3C3C3C;
    /*background-color: #3C3C3C;*/
    background-color: transparent;
}

QWK--WindowBar[bar-active=false] {
    background-color: #505050;
    /*background-color: #505050;*/
    background-color: transparent;
}


@@ -37,7 +39,7 @@

QWK--WindowBar>QAbstractButton#min-button:hover,
QWK--WindowBar>QAbstractButton#min-button:pressed {
    background-color: rgba(0, 0, 0, 15%);
    background-color: rgba(255, 255, 255, 15%);
}

QWK--WindowBar>QAbstractButton#max-button {
@@ -47,7 +49,7 @@

QWK--WindowBar>QAbstractButton#max-button:hover,
QWK--WindowBar>QAbstractButton#max-button:pressed {
    background-color: rgba(0, 0, 0, 15%);
    background-color: rgba(255, 255, 255, 15%);
}

QWK--WindowBar>QAbstractButton#close-button {
@@ -142,12 +144,12 @@

/* Window */

MainWindow[custom-style=true] {
    background-color: transparent;
MainWindow {
    background-color: #1E1E1E;
}

MainWindow[custom-style=false] {
    background-color: #1E1E1E;
MainWindow[custom-style=true] {
    background-color: transparent;
}

QWidget#clock-widget {