vertical orientation label in summary

In a summary with GROUP BY on axis of X, we must have a vertical orientation of the label. Is it possible? How? thanks

https://davidwalsh.name/css-vertical-text

[SIZE=11px] [COLOR=#222222].scFormLabelOdd {
[/SIZE][/COLOR]
[SIZE=11px]

  • width: 1px !important;
  • word-wrap: break-word;
  • font-family: monospace;
  • float: left;
[/SIZE] [SIZE=11px]}[/SIZE] usr this to change CSS of the labels [SIZE=11px] [/SIZE]

in scriptcase on which event do I apply the CSS style? do you have an example?