linux QT QGroupBox邊框

QGroupBox {
    border-width:1px;   
   border-style:solid;
  border-color:lightGray;  
  margin-top: 0.5ex; 
}
QGroupBox::title {
     subcontrol-origin: margin;
     subcontrol-position: top left;
   left:25px;       
     margin-left: 0px;
     padding:0 1px;  
}

打開ui文件，右鍵添加sheet style  ,把上述代碼添加進去後，點擊 apply