fix compilation error

Zhao Yuhang

2025-02-04 cc65c4da6ad762e8648b2ab6a801e07c50922d3d

 examples/mainwindow/light-style.qss

@@ -140,12 +140,12 @@

/* Window */

MainWindow[custom-style=true] {
    background-color: transparent;
MainWindow {
    background-color: #F3F3F3;
}

MainWindow[custom-style=false] {
    background-color: #F3F3F3;
MainWindow[custom-style=true] {
    background-color: transparent;
}

QWidget#clock-widget {