QGroupBox {
    border: 1px solid gray;
    border-radius: 9px;
    margin-top: 0.5em;
}

QGroupBox::title {
    subcontrol-origin: margin;
    left: 10px;
    padding: 0 3px 0 3px;
}

QWidget#CollapsablePeripheralWidget {
    border: 1px solid gray;
    border-radius: 9px;
}