ayon-core/openpype/hosts/resolve/api/menu_style.qss

QWidget {
    background-color: #282828;
    border-radius: 3;
    font-size: 13px;
}

QComboBox {
  border: 1px solid #090909;
  background-color: #201f1f;
  color: #ffffff;
}

QComboBox QAbstractItemView
{
    color: white;
}

QPushButton {
    border: 1px solid #090909;
    background-color: #201f1f;
    color: #ffffff;
    padding: 5;
}

QPushButton:focus {
    background-color: "#171717";
    color: #d0d0d0;
}

QPushButton:hover {
    background-color: "#171717";
    color: #e64b3d;
}

QSpinBox {
  border: 1px solid #090909;
  background-color: #201f1f;
  color: #ffffff;
  padding: 2;
  max-width: 8em;
  qproperty-alignment: AlignCenter;
}

QLineEdit {
  border: 1px solid #090909;
  border-radius: 3px;
  background-color: #201f1f;
  color: #ffffff;
  padding: 2;
  min-width: 10em;
  qproperty-alignment: AlignCenter;
}

#OpenPypeMenu {
    qproperty-alignment: AlignLeft;
    min-width: 10em;
    border: 1px solid #fef9ef;
}

QVBoxLayout {
    background-color: #282828;
}

#Divider {
    border: 1px solid #090909;
    background-color: #585858;
}

QLabel {
    color: #77776b;
}