QFD2/QFluentWidgets/qss/dark/color_dialog.qss

ColorDialog,
QScrollArea,
QWidget {
    background-color: transparent;
}

QScrollArea {
    border: 1px solid transparent;
    border-radius: 8px;
    background-color: transparent;
}

#centerWidget {
    border: 1px solid rgb(58, 58, 58);
    border-radius: 10px;
    background-color: rgb(43, 43, 43);
}

#buttonGroup {
    background-color: rgb(32, 32, 32);
    border-top: 1px solid rgb(29, 29, 29);
    border-left: none;
    border-right: none;
    border-bottom: none;
    border-bottom-left-radius: 8px;
    border-bottom-right-radius: 8px;
}

QLabel {
    font: 14px 'Segoe UI', 'Microsoft YaHei';
    color: white;
    background-color: transparent;
    border: none;
}

#titleLabel {
    font-size: 19px;
}

#editLabel {
    font-size: 16px;
}

#prefixLabel {
    padding: 0;
    font-size: 14px;
}


QSlider:horizontal {
    min-width: 332px;
    min-height: 24px;
}

QSlider::groove:horizontal {
    height: 12px;
    border-radius: 6px;
    background-color: qlineargradient(spread:pad, x1:0, y1:0, x2:1, y2:0, x3:2, y3:0,
            stop:0 hsv(--slider-hue, --slider-saturation, 0),
            stop:1 hsv(--slider-hue, --slider-saturation, 255));

}


QSlider::handle:horizontal {
    border: 1px solid rgb(55, 55, 55);
    width: 16px;
    min-height: 10px;
    margin: -3px 0;
    border-radius: 9px;
    background-color: qradialgradient(spread:pad, cx:0.5, cy:0.5, radius:0.5, fx:0.5, fy:0.5,
            stop:0 rgb(255, 255, 255),
            stop:0.55 rgb(255, 255, 255),
            stop:0.6 rgb(69, 69, 69),
            stop:1 rgb(69, 69, 69));
}


QSlider::groove:horizontal:disabled {
    background-color: rgba(0, 0, 0, 75);
}

QSlider::handle:horizontal:disabled {
    background-color: #808080;
    border: 6px solid #cccccc;
}



/* 滚动条 */
QScrollBar {
    background: transparent;
    width: 4px;
    margin-top: 32px;
    padding-right: 1px;
}

/*隐藏上箭头*/
QScrollBar::sub-line {
    background: transparent;
}

/*隐藏下箭头*/
QScrollBar::add-line {
    background: transparent;
}

QScrollBar::handle {
    background: rgb(122, 122, 122);
    border: 2px solid rgb(128, 128, 128);
    border-radius: 1px;
    min-height: 32px;
}

QScrollBar::add-page:vertical,
QScrollBar::sub-page:vertical {
    background: none;
}

#cancelButton {
    background: rgb(45, 45, 45);
    border: 1px solid rgb(48, 48, 48);
    border-top: 1px solid rgb(53, 53, 53);
    border-radius: 5px;
    color: white;
    font: 14px 'Segoe UI', 'Microsoft YaHei';
    padding: 5px 9px 6px 9px;
    outline: none;
}

#cancelButton:hover {
    background: rgb(50, 50, 50);
}

#cancelButton:pressed {
    color: rgba(255, 255, 255, 0.63);
    background: rgb(39, 39, 39);
    border: 1px solid rgb(48, 48, 48);
}

#cancelButton:disabled {
    color: rgba(255, 255, 255, 0.63);
    background: rgb(59, 59, 59);
    border: 1px solid rgb(80, 80, 80);
}