removes ::host pseudo selector
removes ::host pseudo selector

biletskyy/flatwhite-syntax,biletskyy/flatwhite-syntax,biletskyy/flatwhite-syntax,biletskyy/flatwhite-syntax,biletskyy/flatwhite-syntax,biletskyy/flatwhite-syntax,biletskyy/flatwhite-syntax,biletskyy/flatwhite-syntax,biletskyy/flatwhite-syntax,biletskyy/flatwhite-syntax