Possible Emoji @font-face rule

font-face.css

@font-face {
	font-family: 'emoji';
	src: 
		local('Apple Color Emoji');
		local('Noto Color Emoji');
		local('Android Emoji');
		local('Segoe UI');
		local(EmojiSymbols);
	unicode-range:
		U+1f300-1f5ff, /* misc symbols + pictographs */
		U+1f910-1f918, U+1f980-1f984, /* supplemental */
		U+1f600-1f64f, /* emoticons */
		U+1f680-1f6ff, /* transport */
		U+26??, /* misc */
		U+2700-27bf, /* dingbats */
}
@font-face { /* fallback to sans-serif */
	font-family: 'emoji';
	src:
		local(sans-serif), 
		local('Helvetica'),
		local('Arial');
	/* graceful fallback for a Firefox bug */
	unicode-range: U+270c;
}