self.pbBuy.setMinimumSize(QtCore.QSize(143, 40))
        self.pbBuy.setMaximumSize(QtCore.QSize(16777215, 40))
        self.pbBuy.setCurso

    r(QtGui.QCursor(QtCore.Qt.CursorShape.PointingHandCursor))
            self.pbBuy.setStyleSheet("QPushButton {n"
    "    background: qlineargradient(spread:pad, x1:0.494, y1:0.00568182, x2:0.534, y2:1, stop:0 rgba(217, 217, 217, .8), stop:1 rgba(115, 115, 115, .8));n"
    "    color: white;n"
    "    font-size: 12px;n"
    "    font-weight: 400;n"
    "    font-family: "Goldman";n"
    "    border-radius: 10px;n"
    "    border: 0;    n"
    "}n"
    "n"
    "QPushButton:hover {n"
    "    background: qlineargradient(spread:pad, x1:0.494, y1:0.00568182, x2:0.534, y2:1, stop:0 rgba(237, 237, 237, .8), stop:1 rgba(135, 135, 135, .8));n"
    "}n"
    "n"
    "QPushButton:pressed {n"
    "    background: qlineargradient(spread:pad, x1:0.494, y1:0.00568182, x2:0.534, y2:1, stop:0 rgba(197, 197, 197, .8), stop:1 rgba(95, 95, 95, .8));n"
    "}")
            icon1 = QtGui.QIcon()
            icon1.addPixmap(QtGui.QPixmap(":/images/images/authdlg_key.png"), QtGui.QIcon.Mode.Normal, QtGui.QIcon.State.Off)
            self.pbBuy.setIcon(icon1)
            self.pbBuy.setIconSize(QtCore.QSize(18, 18))
            self.pbBuy.setAutoDefault(False)
            self.pbBuy.setObjectName("pbBuy")

I`m tried to:

1. create a custom widget QPushButton and write a paintEvent, but no result.
2. remove stylesheet of the button
3. add icon in code
4. add icon with QtDesigner

I just don`t know what to do with this problem..

PyQt6: 6.6.1

python: 3.12