Stylus code

Hi,
since stylish is banned i would like to get my old board back.
does anyone know the CSS code to get a .png as new board?
Thank you very much for your help

just use stylus,
duckduckgo.com/?q=stylus+addon&t=canonical&ia=web

found it :)

if anyone else might want to know:

@-moz-document domain("lichess.org") {
.blue .is2d .cg-board,
#top div.color_demo.blue2
{
background-image: url("add address here") !important;
}
}