QToolTip{
  background: QLinearGradient(x1: 0, y1: 0, x2: 1, y2: 1, stop: 0 palette(window), stop: 1 palette(alternate-window));
  border-radius: 3px;
  border: 1px solid palette(highlight);
  padding: 1px;
  color: palette(text);
}