fix some win32 issues

Yuhang Zhao

2023-12-27 e5370435a9d4297d0ba227f2237d7ed16bba7e82

 examples/mainwindow/light-style.qss

@@ -144,6 +144,10 @@
    background-color: #F3F3F3;
}

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

QWidget#clock-widget {
    font-size: 75px;
    color: #333333;