Divider 分隔线

<List sx={style} component="nav" aria-label="mailbox folders">
  <ListItem button>
    <ListItemText primary="Inbox" />
  </ListItem>
  <Divider />
  <ListItem button divider>
    <ListItemText primary="Drafts" />
  </ListItem>
  <ListItem button>
    <ListItemText primary="Trash" />
  </ListItem>
  <Divider light />
  <ListItem button>
    <ListItemText primary="Spam" />
  </ListItem>
</List>

<Root>
  {content}
  <Divider>CENTER</Divider>
  {content}
  <Divider textAlign="left">LEFT</Divider>
  {content}
  <Divider textAlign="right">RIGHT</Divider>
  {content}
  <Divider>
    <Chip label="CHIP" />
  </Divider>
  {content}
</Root>

<Grid container>
  <Grid item xs>
    {content}
  </Grid>
  <Divider orientation="vertical" flexItem>
    VERTICAL
  </Divider>
  <Grid item xs>
    {content}
  </Grid>
</Grid>