QMainWindow::separator {
    width: 2px; /* when vertical */
    height: 2px; /* when horizontal */
}

QFrame {
    /* border: 0px solid green; */
}

QMainWindow::separator:hover  {
    background: #696969;
}

QDockWidget::title  {
    text-align: center;
    padding-left: 0px;
}

QTextEdit {
    background-color: #f0f0f0;
    color: #202020;
    border: none;
}
