test-repo/tests/format/markdown/code/mdn-background-9.md

div {
  background: conic-gradient(
      #fff      0.25turn,
  #000 0.25turn 0.5turn,
      #fff 0.5turn 0.75turn,
        #000 0.75turn
    ) top left      / 25% 25% repeat;
  border: 1px solid;
}