XenForo How to make very simple animated rainbow user banner

[chibik]

Ah i figured it out. The reason people saying nothing is displaying because you have to put something in
"User banner text" inside the User Group: Administrative otherwise it will not show up

 

[Pablote!]

Hey, here the first step is go to core_labels.less but i dont know were is core_labels.less in my XenForo, can you help me please.