
Suggested-by: @QBobWatson (in https://github.com/zsh-users/zsh-syntax-highlighting/pull/682#issuecomment-588361771)
zsh-syntax-highlighting / highlighters
Navigate into the individual highlighters' documentation to see
what styles ($ZSH_HIGHLIGHT_STYLES
keys) each highlighter defines.
Refer to the documentation on highlighters for further information.