QString sss = "\
QScrollBar:vertical \
{ \
border: none; \
margin: 0px,0px,0px,0px; \
border-radius: 2px; \
background:#D39960; \
} \
\
QScrollBar:vertical:hover \
{ \
margin: 0px,0px,0px,0px; \
background-color: #D39960; \
} \
\
QScrollBar::handle:vertical \
{ \
max-width:4px; \
background:#FFD71C; \
height: 40px; \
border-radius: 2px; \
} \
QScrollBar::handle:vertical:hover \
{ \
\
} \
QScrollBar::add-line:vertical \
{ \
height:0px; \
background-color: transparent; \
subcontrol-position:bottom; \
} \
QScrollBar::sub-line:vertical \
{ \
height:0px; \
background-color: transparent; \
subcontrol-position:top; \
} \
\
QScrollBar::add-page:vertical \
{ \
background-color: rgba(50, 50, 50, 0); \
} \
\
QScrollBar::sub-page:vertical \
{ \
background-color: rgba(50, 50, 50, 0); \
}";
ui->tableWidget->verticalScrollBar()->setFixedWidth(4);
ui->tableWidget->verticalScrollBar()->setStyleSheet(sss);