stylesheet.css

QMainWindow {
    border: 1px solid #CC119EDA;
}

QDialog {
    border: 1px solid #CC119EDA;
}

QPushButton {
    background-color: #FFF7F7F7;
    border: 1px solid #FFCCCCCC;
    border-radius: 3px;
    font: bold;
    padding: 6px;
}

QPushButton:hover:!pressed:!checked {
    background-color:#FFE0E0E0;
}

QPushButton:hover:!pressed {
    background-color:#FF9D9D9D;
}

QPushButton:pressed {
    background-color:#FFD8D8D9;
}

QPushButton:checked {
    background-color:#FF7F7F7F;
    border-radius: 2px;
    border-color: #FFB9B9B9;
}

QSlider::groove:horizontal {
    height: 3px; /* the groove expands to the size of the slider by default. by giving it a height, it has a fixed size */
    background: #FF9D9D9D;
    margin: 2px 0;
}

QSlider::handle:horizontal {
    background: #FFD8D8D9;
    width: 10px;
    margin: -9px 0; /* handle is placed by default on the contents rect of the groove. Expand outside the groove */
    border-radius: 2.5px;
    border: 1px solid white;
}

QSlider::add-page:horizontal {
    background: #FF9D9D9D;
}

QSlider::sub-page:horizontal {
    background: #CC119EDA;
}

QLineEdit {
   border: 1px solid #FFCCCCCC;
   padding: 0px;
   background: #FFFFFFFF;
   min-height: 26px;
}

QLineEdit:focus {
    border-color: #FF000000;
}

QListView {
    border-color: #FF000000;
    background: #FFFFFFFF;
}

QListView::item {
    min-height: 25px;

}

QListView::item:selected {

}

QListView::item:selected:active {
    background: #CC119EDA;
}

QListView::item:hover {
    background: #66119EDA;
}

QComboBox {
    border: 1px solid gray;
    border-radius: 3px;
    padding: 1px 18px 1px 3px;
    min-width: 6em;
}

QComboBox:editable {
    background: white;
}

QComboBox:!editable, QComboBox::drop-down:editable {
     background: white;
}

/* QComboBox gets the "on" state when the popup is open */
QComboBox:!editable:on, QComboBox::drop-down:editable:on {
    background: white;
}

QComboBox:on { /* shift the text when the popup opens */

}

QComboBox::drop-down {
    subcontrol-origin: padding;
    subcontrol-position: top right;
    width: 15px;

    border-left-width: 0px;
    border-left-color: darkgray;
    border-left-style: solid; /* just a single line */

}

QComboBox::down-arrow {
}

QComboBox::down-arrow:on {
}

QToolButton {
    background-color: rgba(255, 255, 255, 0);
}

QToolButton::menu-indicator {
    image: none;
}

QTableWidget::indicator {
    width: 18px;
    height: 18px;
}

QTableWidget::indicator:checked {
   image: url(://images/checkbox-marked-outline.png);
}

QTableWidget::indicator:unchecked {
    image: url(://images/checkbox-blank-outline.png);
}

QListView::indicator {
    width: 18px;
    height: 18px;
}

QListView::indicator:checked {
   image: url(://images/checkbox-marked-outline.png);
}

QListView::indicator:unchecked {
    image: url(://images/checkbox-blank-outline.png);
}

QHeaderView::section {
     background-color: white;
     padding-left: 4px;
     border: none;
     border-right: 1px solid grey;
}

QCheckBox::indicator {
     width: 18px;
     height: 18px;
}

QCheckBox::indicator:checked {
    image: url(://images/checkbox-marked-outline.png);
}

QCheckBox::indicator:unchecked {
    image: url(://images/checkbox-blank-outline.png);
}

QTabWidget {
    border:none;
}
QTabWidget::pane {
    border:none;
}

QTabBar::tab {
    min-width: 95px;
    min-height: 30px;
    font-size: 20px;
    color: black;
    border-bottom-color: #C2C7CB;
    padding: 0px;
}

QTabBar::tab:selected {
    font-weight: bold;
    border-bottom-style: none;
}