QSlider::groove:horizontal {
	height: 6px; 
	background-color: #464a50;
	border-radius: 3px;
}
QSlider::sub-page:horizontal {
	background: #40c4ff;
	border-radius: 3px;
 }
QSlider::handle:horizontal {
     width: 86px;
	 height: 12px;
	 margin:-3px -40px -3px -25px;
     background-image:url(./Skin/QSlider/trunk.png);
	 background-position:left;
	 background-repeat:no-repeat;
 }