.QWidget {
    background-color: #FFFFFF;
}

QFrame {
    background-color: #FFFFFF;
}

.QPushButton {
    background-color: #FFFFFF;
    border-width: 2px;
    border-color: darkkhaki;
    border-style: solid;
    border-radius: 5;
    padding: 3px;
    font :15px;
}

.QPushButton:pressed {
    background-color: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1,
                                      stop: 0 #dadbde, stop: 1 #f6f7fa);
}