QSlider::groove:vertical {  
border: 1px solid #4A708B;  
background: #C0C0C0;  
width: 5px;  
border-radius: 1px;  
padding-left:-1px;  
padding-right:-1px;  
padding-top:-1px;  
padding-bottom:-1px;  
}  
  
QSlider::sub-page:vertical {  
background: #575757;  
border: 1px solid #4A708B;  
border-radius: 2px;  
}  
  
QSlider::add-page:vertical {  
background: qlineargradient(x1:0, y1:0, x2:0, y2:1,   
    stop:0 #c4c4c4, stop:1 #B1B1B1);  
background: qlineargradient(x1: 0, y1: 0.2, x2: 1, y2: 1,  
    stop: 0 #5DCCFF, stop: 1 #1874CD);  
border: 0px solid #777;  
width: 10px;  
border-radius: 2px;  
}  
  
QSlider::handle:vertical   
{  
    background: qradialgradient(spread:pad, cx:0.5, cy:0.5, radius:0.5, fx:0.5, fy:0.5, stop:0.6 #45ADED,   
<span style="white-space:pre">  </span>stop:0.778409 rgba(255, 255, 255, 255));  
  
    height: 11px;  
    margin-left: -3px;  
    margin-right: -3px;  
    border-radius: 5px;  
}  
  
QSlider::sub-page:vertical:disabled {  
background: #00009C;  
border-color: #999;  
}  
  
QSlider::add-page:vertical:disabled {  
background: #eee;  
border-color: #999;  
}  
  
QSlider::handle:vertical:disabled {  
background: #eee;  
border: 1px solid #aaa;  
border-radius: 4px;  
}