(css) Line breaks disappear

[Vanessa219]

Describe the issue
Line breaks disappear

Which language seems to have the issue?
css

Are you using highlight or highlightAuto?

hljs.highlight

Sample Code to Reproduce

hljs.highlight(`[\n1`,
          {
            language:"css",
            ignoreIllegals: true
          }
        ).value

Expected behavior

Line breaks do not disappear

[joshgoebel]

Oh wow, that is one heck of a bug. That shouldn't even be possible.

[TCOTC]