QScrollArea* scrollArea = new QScrollArea(this); scrollArea->setStyleSheet("background-color: white; border: 1px solid black;");
QScrollArea* scrollArea = new QScrollArea(this); QString styleSheet = "QScrollBar:vertical {background-color: red;}"; scrollArea->verticalScrollBar()->setStyleSheet(styleSheet);This example sets the background color of the vertical scrollbar in the QScrollArea to red. Package Library: QtGui.