docs: update example configuration

Signed-off-by: Aloxaf <[email protected]>

README.md

@@ -106,14 +106,17 @@ A common configuration is:
 # disable sort when completing `git checkout`
 zstyle ':completion:*:git-checkout:*' sort false
 # set descriptions format to enable group support
-# NOTE: don't use escape sequences here, fzf-tab will ignore them
+# NOTE: don't use escape sequences (like '%F{red}%d%f') here, fzf-tab will ignore them
 zstyle ':completion:*:descriptions' format '[%d]'
 # set list-colors to enable filename colorizing
 zstyle ':completion:*' list-colors ${(s.:.)LS_COLORS}
 # force zsh not to show completion menu, which allows fzf-tab to capture the unambiguous prefix
 zstyle ':completion:*' menu no
 # preview directory's content with eza when completing cd
 zstyle ':fzf-tab:complete:cd:*' fzf-preview 'eza -1 --color=always $realpath'
+# custom fzf flags
+# NOTE: fzf-tab does not follow FZF_DEFAULT_OPTS
+zstyle ':fzf-tab:*' fzf-flags --color=fg:1,fg+:2 --bind=tab:accept
 # switch group using `<` and `>`
 zstyle ':fzf-tab:*' switch-group '<' '>'
 ```