/* 正常状态或者鼠标松开按钮的状态，按钮颜色 */
QPushButton
{
    background-color:rgb(240,255,255);
    color: rgb(0, 0, 2);
    border-style: outset;
    border-color: beige;
    border-radius: 10px;
}
 
/* hover按钮悬浮，鼠标悬浮在按钮上的状态，按钮颜色 */
 QPushButton:hover 
{
    background-color:rgb(14, 220, 0);
    border-radius: 10px;
    color: rgb(0, 0, 0);
}
 
 /* 鼠标按下按钮时的状态，按钮颜色 */
QPushButton:checked 
{
    background-color:rgb(14, 170, 79);
    border-radius: 10px;
    color: rgb(255, 255, 0);
}
QLabel {
    /* 相当于 font: bold 50px "Snell Roundhand"; */
    /*font-size: 25px;*/
    font-weight: bold;
    font-family: "Snell Roundhand";

    /* 文本的颜色 */
    color: white;

    /* 相当于 background: lightgray url(:/resources/horizontal-add-line.png); */

    background-color: lightgray;
    background-image: url(:/resources/horizontal-add-line.png);

    /* 还能使用渐变 */
    background-color: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1,
                      stop: 0 #FFFFFF, stop: 1 #BB000000);

    /* 相当于 border: 5px solid gray; */
    border-width: 5px;
    border-color: gray;
    border-style: solid;

    /* 边框圆角 */
    border-radius: 10px;

    padding: 5px;
    margin: 10px;
}
QSlider::groove:horizontal {
        height: 6px;
        background: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1, stop: 0 rgb(124, 124, 124), stop: 1.0 rgb(72, 71, 71));
}
QSlider::handle:horizontal {
        width: 1px;
        background: rgb(0, 160, 230);
        margin: -6px 0px -6px 0px;
        border-radius: 9px;
}