python pyqt6 QComboBox 设定下拉框背景颜色

设定QComboBox 的背景颜色，边框设定，以及下拉框的背景颜色以及边框设定，

selection-background-color 不生效可忽略

 

        xxx_source = QComboBox(self.xxx_frame)
        xxx_source.setStyleSheet("QComboBox {background-color: transparent; color: transparent; border-radius: 10px;\
                                     border-color: lightgray; border-style: solid; border-width:0px; padding-left:5px;} \
                                   QComboBox QAbstractItemView {\
                                    border-radius: 5px;\
                                    border: 1px solid grey;\
                                    background: #181818;\
                                    selection-background-color: blue;\
                                    }")